Use parameter service in apex

Switch parameter handling in apex to use
the ONAP PF common parameter service

Change-Id: Id318d19c726b18b1a69c630fa81ca7d695355e9c
Issue-ID: POLICY-954
Signed-off-by: liamfallon <liam.fallon@ericsson.com>

10 files changed, 560 insertions, 384 deletions

diff --git a/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/event/TestJSONEventHandler.java b/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/event/TestJSONEventHandler.java
index decec767f..4f1089229 100644
--- a/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/event/TestJSONEventHandler.java
+++ b/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/event/TestJSONEventHandler.java
@@ -32,9 +32,10 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
-import org.junit.Before;
+import org.junit.AfterClass;
 import org.junit.BeforeClass;
 import org.junit.Test;
+import org.onap.policy.apex.context.parameters.ContextParameterConstants;
 import org.onap.policy.apex.context.parameters.SchemaParameters;
 import org.onap.policy.apex.model.basicmodel.concepts.ApexException;
 import org.onap.policy.apex.model.basicmodel.handling.ApexModelException;
@@ -46,6 +47,7 @@ import org.onap.policy.apex.model.policymodel.concepts.AxPolicyModel;
 import org.onap.policy.apex.model.utilities.TextFileUtils;
 import org.onap.policy.apex.service.engine.event.impl.jsonprotocolplugin.Apex2JSONEventConverter;
 import org.onap.policy.apex.service.engine.event.impl.jsonprotocolplugin.JSONEventProtocolParameters;
+import org.onap.policy.common.parameters.ParameterService;
 import org.slf4j.ext.XLogger;
 import org.slf4j.ext.XLoggerFactory;
 
@@ -67,9 +69,17 @@ public class TestJSONEventHandler {
         apexPolicyModel.register();
     }
 
-    @Before
-    public void initializeDefaultSchemaParameters() {
-        new SchemaParameters();
+    @BeforeClass
+    public static void initializeDefaultSchemaParameters() {
+        ParameterService.clear();
+        final SchemaParameters schemaParameters = new SchemaParameters();
+        schemaParameters.setName(ContextParameterConstants.SCHEMA_GROUP_NAME);
+        ParameterService.register(schemaParameters);
+    }
+
+    @AfterClass
+    public static void teardownDefaultSchemaParameters() {
+        ParameterService.deregister(ContextParameterConstants.SCHEMA_GROUP_NAME);
     }
 
     @Test
diff --git a/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/event/TestPluginFactories.java b/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/event/TestPluginFactories.java
index 8ecf9b745..db60b229d 100644
--- a/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/event/TestPluginFactories.java
+++ b/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/event/TestPluginFactories.java
@@ -29,10 +29,10 @@ import org.onap.policy.apex.service.engine.event.impl.EventConsumerFactory;
 import org.onap.policy.apex.service.engine.event.impl.EventProducerFactory;
 import org.onap.policy.apex.service.engine.main.ApexCommandLineArguments;
 
-import org.onap.policy.apex.service.parameters.ApexParameterException;
 import org.onap.policy.apex.service.parameters.ApexParameterHandler;
 import org.onap.policy.apex.service.parameters.ApexParameters;
 import org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters;
+import org.onap.policy.common.parameters.ParameterException;
 
 /**
  * Test Plugin Factories.
@@ -42,7 +42,7 @@ import org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParamete
 public class TestPluginFactories {
 
     @Test
-    public void testEventConsumerFactory() throws ApexEventException, ApexParameterException {
+    public void testEventConsumerFactory() throws ApexEventException, ParameterException {
         final String[] args = {"-c", "src/test/resources/parameters/factoryGoodParams.json"};
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
diff --git a/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/ContextParameterTests.java b/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/ContextParameterTests.java
index d22d528c8..37f15777b 100644
--- a/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/ContextParameterTests.java
+++ b/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/ContextParameterTests.java
@@ -26,9 +26,9 @@ import static org.junit.Assert.fail;
 import org.junit.Test;
 import org.onap.policy.apex.service.engine.main.ApexCommandLineArguments;
 import org.onap.policy.apex.service.engine.parameters.dummyclasses.SuperDooperDistributorParameters;
-import org.onap.policy.apex.service.parameters.ApexParameterException;
 import org.onap.policy.apex.service.parameters.ApexParameterHandler;
 import org.onap.policy.apex.service.parameters.ApexParameters;
+import org.onap.policy.common.parameters.ParameterException;
 
 /**
  * Test for an empty parameter file.
@@ -45,9 +45,9 @@ public class ContextParameterTests {
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("error reading parameters from \"src/test/resources/parameters/serviceContextNoParams.json\"\n"
-                    + "(ApexParameterRuntimeException):could not find field \"parameterClassName\" in "
+                    + "(ParameterRuntimeException):could not find field \"parameterClassName\" in "
                     + "\"contextParameters\" entry", e.getMessage());
         }
     }
@@ -60,9 +60,9 @@ public class ContextParameterTests {
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("error reading parameters from \"src/test/resources/parameters/serviceContextBadParams.json\""
-                    + "\n(ApexParameterRuntimeException):failed to deserialize the parameters for "
+                    + "\n(ParameterRuntimeException):failed to deserialize the parameters for "
                     + "\"contextParameters\" to parameter class \"hello\"\njava.lang.ClassNotFoundException: hello",
                     e.getMessage());
         }
@@ -76,10 +76,10 @@ public class ContextParameterTests {
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("error reading parameters from "
                     + "\"src/test/resources/parameters/serviceContextBadPluginNameParams.json\"\n"
-                    + "(ApexParameterRuntimeException):could not find field \"parameterClassName\" in "
+                    + "(ParameterRuntimeException):could not find field \"parameterClassName\" in "
                     + "\"contextParameters\" entry", e.getMessage());
         }
     }
@@ -92,10 +92,10 @@ public class ContextParameterTests {
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals(
                     "error reading parameters from \"src/test/resources/parameters/serviceContextBadClassParams.json\""
-                    + "\n(ApexParameterRuntimeException):failed to deserialize the parameters for \"contextParameters\""
+                    + "\n(ParameterRuntimeException):failed to deserialize the parameters for \"contextParameters\""
                     + " to parameter class \"java.lang.Integer\"\ncom.google.gson.JsonSyntaxException: "
                     + "java.lang.IllegalStateException: Expected NUMBER but was BEGIN_OBJECT at path $",
                     e.getMessage());
@@ -110,7 +110,7 @@ public class ContextParameterTests {
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("error reading parameters from "
                     + "\"src/test/resources/parameters/serviceContextBadPluginClassParams.json\""
                     + "\n(ClassCastException):org.onap.policy.apex.service.engine.parameters.dummyclasses."
@@ -127,10 +127,10 @@ public class ContextParameterTests {
         try {
             final ApexParameters parameters = new ApexParameterHandler().getParameters(arguments);
             assertEquals("org.onap.policy.apex.context.parameters.ContextParameters", parameters
-                    .getEngineServiceParameters().getEngineParameters().getContextParameters().getParameterClassName());
+                    .getEngineServiceParameters().getEngineParameters().getContextParameters().getClass().getCanonicalName());
             assertEquals(123456, parameters.getEngineServiceParameters().getEngineParameters().getContextParameters()
                     .getPersistorParameters().getFlushPeriod());
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             fail("This test should not throw any exception: " + e.getMessage());
         }
     }
@@ -143,10 +143,10 @@ public class ContextParameterTests {
         try {
             final ApexParameters parameters = new ApexParameterHandler().getParameters(arguments);
             assertEquals("org.onap.policy.apex.context.parameters.ContextParameters", parameters
-                    .getEngineServiceParameters().getEngineParameters().getContextParameters().getParameterClassName());
+                    .getEngineServiceParameters().getEngineParameters().getContextParameters().getClass().getCanonicalName());
             assertEquals(300000, parameters.getEngineServiceParameters().getEngineParameters().getContextParameters()
                     .getPersistorParameters().getFlushPeriod());
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             fail("This test should not throw any exception: " + e.getMessage());
         }
     }
@@ -159,11 +159,11 @@ public class ContextParameterTests {
         try {
             final ApexParameters parameters = new ApexParameterHandler().getParameters(arguments);
             assertEquals("org.onap.policy.apex.context.parameters.ContextParameters", parameters
-                    .getEngineServiceParameters().getEngineParameters().getContextParameters().getParameterClassName());
+                    .getEngineServiceParameters().getEngineParameters().getContextParameters().getClass().getCanonicalName());
             assertEquals("org.onap.policy.apex.context.parameters.DistributorParameters",
                     parameters.getEngineServiceParameters().getEngineParameters().getContextParameters()
-                            .getDistributorParameters().getParameterClassName());
-        } catch (final ApexParameterException e) {
+                            .getDistributorParameters().getClass().getCanonicalName());
+        } catch (final ParameterException e) {
             fail("This test should not throw any exception: " + e.getMessage());
         }
     }
@@ -176,19 +176,19 @@ public class ContextParameterTests {
         try {
             final ApexParameters parameters = new ApexParameterHandler().getParameters(arguments);
             assertEquals("org.onap.policy.apex.context.parameters.ContextParameters", parameters
-                    .getEngineServiceParameters().getEngineParameters().getContextParameters().getParameterClassName());
+                    .getEngineServiceParameters().getEngineParameters().getContextParameters().getClass().getCanonicalName());
             assertEquals("org.onap.policy.apex.context.parameters.DistributorParameters",
                     parameters.getEngineServiceParameters().getEngineParameters().getContextParameters()
-                            .getDistributorParameters().getParameterClassName());
+                            .getDistributorParameters().getClass().getCanonicalName());
             assertEquals("org.onap.policy.apex.context.parameters.LockManagerParameters",
                     parameters.getEngineServiceParameters().getEngineParameters().getContextParameters()
-                            .getLockManagerParameters().getParameterClassName());
+                            .getLockManagerParameters().getClass().getCanonicalName());
             assertEquals("org.onap.policy.apex.context.parameters.PersistorParameters",
                     parameters.getEngineServiceParameters().getEngineParameters().getContextParameters()
-                            .getPersistorParameters().getParameterClassName());
+                            .getPersistorParameters().getClass().getCanonicalName());
             assertEquals(300000, parameters.getEngineServiceParameters().getEngineParameters().getContextParameters()
                     .getPersistorParameters().getFlushPeriod());
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             fail("This test should not throw any exception: " + e.getMessage());
         }
     }
@@ -201,13 +201,13 @@ public class ContextParameterTests {
         try {
             final ApexParameters parameters = new ApexParameterHandler().getParameters(arguments);
             assertEquals("org.onap.policy.apex.context.parameters.ContextParameters", parameters
-                    .getEngineServiceParameters().getEngineParameters().getContextParameters().getParameterClassName());
+                    .getEngineServiceParameters().getEngineParameters().getContextParameters().getClass().getCanonicalName());
             assertEquals("org.onap.policy.apex.context.parameters.LockManagerParameters",
                     parameters.getEngineServiceParameters().getEngineParameters().getContextParameters()
-                            .getLockManagerParameters().getParameterClassName());
+                            .getLockManagerParameters().getClass().getCanonicalName());
             assertEquals("org.onap.policy.apex.context.parameters.PersistorParameters",
                     parameters.getEngineServiceParameters().getEngineParameters().getContextParameters()
-                            .getPersistorParameters().getParameterClassName());
+                            .getPersistorParameters().getClass().getCanonicalName());
             assertEquals(123456, parameters.getEngineServiceParameters().getEngineParameters().getContextParameters()
                     .getPersistorParameters().getFlushPeriod());
 
@@ -215,13 +215,13 @@ public class ContextParameterTests {
                     (SuperDooperDistributorParameters) parameters.getEngineServiceParameters().getEngineParameters()
                             .getContextParameters().getDistributorParameters();
             assertEquals("org.onap.policy.apex.service.engine.parameters.dummyclasses.SuperDooperDistributorParameters",
-                    infinispanParameters.getParameterClassName());
+                    infinispanParameters.getClass().getCanonicalName());
             assertEquals("my/lovely/configFile.xml", infinispanParameters.getConfigFile());
             assertEquals("holy/stone.xml", infinispanParameters.getJgroupsFile());
             assertEquals(false, infinispanParameters.preferIPv4Stack());
             assertEquals("fatherted", infinispanParameters.getjGroupsBindAddress());
 
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             fail("This test should not throw any exception: " + e.getMessage());
         }
     }
@@ -234,7 +234,7 @@ public class ContextParameterTests {
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("error reading parameters from "
                     + "\"src/test/resources/parameters/serviceContextBadClassDistParams.json\"\n"
                     + "(ClassCastException):org.onap.policy.apex.context.parameters.ContextParameters cannot be cast to"
@@ -250,7 +250,7 @@ public class ContextParameterTests {
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("error reading parameters from "
                     + "\"src/test/resources/parameters/serviceContextBadClassLockParams.json\"\n"
                     + "(ClassCastException):org.onap.policy.apex.context.parameters.ContextParameters cannot be cast to"
@@ -266,7 +266,7 @@ public class ContextParameterTests {
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("error reading parameters from "
                     + "\"src/test/resources/parameters/serviceContextBadClassPersistParams.json\"\n"
                     + "(ClassCastException):org.onap.policy.apex.context.parameters.ContextParameters cannot be cast to"
diff --git a/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/ExecutorParameterTests.java b/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/ExecutorParameterTests.java
index aa106a695..5e42ede1a 100644
--- a/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/ExecutorParameterTests.java
+++ b/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/ExecutorParameterTests.java
@@ -25,9 +25,9 @@ import static org.junit.Assert.fail;
 
 import org.junit.Test;
 import org.onap.policy.apex.service.engine.main.ApexCommandLineArguments;
-import org.onap.policy.apex.service.parameters.ApexParameterException;
 import org.onap.policy.apex.service.parameters.ApexParameterHandler;
 import org.onap.policy.apex.service.parameters.ApexParameters;
+import org.onap.policy.common.parameters.ParameterException;
 
 /**
  * Test for an empty parameter file.
@@ -45,7 +45,7 @@ public class ExecutorParameterTests {
             final ApexParameters parameters = new ApexParameterHandler().getParameters(arguments);
             assertEquals(0,
                     parameters.getEngineServiceParameters().getEngineParameters().getExecutorParameterMap().size());
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             fail("This test should not throw any exception: " + e.getMessage());
         }
     }
@@ -58,10 +58,10 @@ public class ExecutorParameterTests {
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals(
                     "error reading parameters from \"src/test/resources/parameters/serviceExecutorBadParams.json\"\n"
-                            + "(ApexParameterRuntimeException):value of \"executorParameters:ZOOBY\" entry is not "
+                            + "(ParameterRuntimeException):value of \"executorParameters:ZOOBY\" entry is not "
                             + "a parameter JSON object",
                     e.getMessage());
         }
@@ -75,10 +75,10 @@ public class ExecutorParameterTests {
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("error reading parameters from "
                     + "\"src/test/resources/parameters/serviceExecutorNoExecutorParams.json\"\n"
-                    + "(ApexParameterRuntimeException):no \"executorParameters\" entry found in parameters,"
+                    + "(ParameterRuntimeException):no \"executorParameters\" entry found in parameters,"
                     + " at least one executor parameter entry must be specified", e.getMessage());
         }
     }
@@ -91,10 +91,10 @@ public class ExecutorParameterTests {
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("error reading parameters from "
                     + "\"src/test/resources/parameters/serviceExecutorEmptyParams.json\"\n"
-                    + "(ApexParameterRuntimeException):could not find field \"parameterClassName\" "
+                    + "(ParameterRuntimeException):could not find field \"parameterClassName\" "
                     + "in \"executorParameters:ZOOBY\" entry", e.getMessage());
         }
     }
@@ -107,10 +107,10 @@ public class ExecutorParameterTests {
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("error reading parameters from "
                     + "\"src/test/resources/parameters/serviceExecutorBadPluginNameParams.json\"\n"
-                    + "(ApexParameterRuntimeException):could not find field \"parameterClassName\" "
+                    + "(ParameterRuntimeException):could not find field \"parameterClassName\" "
                     + "in \"executorParameters:ZOOBY\" entry", e.getMessage());
         }
     }
@@ -123,11 +123,11 @@ public class ExecutorParameterTests {
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("error reading parameters from "
                     + "\"src/test/resources/parameters/serviceExecutorBadPluginValueObjectParams.json\"\n"
-                    + "(ApexParameterRuntimeException):value for field \"parameterClassName\" "
-                    + "in \"executorParameters:LOOBY\" entry is not a plain string", e.getMessage());
+                    + "(ParameterRuntimeException):value for field \"parameterClassName\" "
+                    + "of \"executorParameters:LOOBY\" entry is not a plain string", e.getMessage());
         }
     }
 
@@ -139,10 +139,10 @@ public class ExecutorParameterTests {
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("error reading parameters from "
                     + "\"src/test/resources/parameters/serviceExecutorBadPluginValueBlankParams.json\"\n"
-                    + "(ApexParameterRuntimeException):value for field \"parameterClassName\" "
+                    + "(ParameterRuntimeException):value for field \"parameterClassName\" "
                     + "in \"executorParameters:LOOBY\" entry is not specified or is blank", e.getMessage());
         }
     }
@@ -156,10 +156,10 @@ public class ExecutorParameterTests {
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("error reading parameters from"
                     + " \"src/test/resources/parameters/serviceExecutorBadPluginValueParams.json\"\n"
-                    + "(ApexParameterRuntimeException):failed to deserialize the parameters "
+                    + "(ParameterRuntimeException):failed to deserialize the parameters "
                     + "for \"executorParameters:LOOBY\" to parameter class \"helloworld\"\n"
                     + "java.lang.ClassNotFoundException: helloworld", e.getMessage());
         }
@@ -178,7 +178,7 @@ public class ExecutorParameterTests {
             assertEquals(45, parameters.getEngineServiceParameters().getId());
             assertEquals(19, parameters.getEngineServiceParameters().getInstanceCount());
             assertEquals(65522, parameters.getEngineServiceParameters().getDeploymentPort());
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             fail("This test should not throw any exception: " + e.getMessage());
         }
     }
diff --git a/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/ParameterTests.java b/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/ParameterTests.java
index 6d3d7ee20..31ccd913f 100644
--- a/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/ParameterTests.java
+++ b/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/ParameterTests.java
@@ -34,11 +34,11 @@ import org.onap.policy.apex.service.engine.main.ApexCommandLineArguments;
 import org.onap.policy.apex.service.engine.parameters.dummyclasses.SuperDooperCarrierTechnologyParameters;
 import org.onap.policy.apex.service.engine.parameters.dummyclasses.SuperDooperEventProducer;
 import org.onap.policy.apex.service.engine.parameters.dummyclasses.SuperDooperEventSubscriber;
-import org.onap.policy.apex.service.parameters.ApexParameterException;
 import org.onap.policy.apex.service.parameters.ApexParameterHandler;
 import org.onap.policy.apex.service.parameters.ApexParameters;
 import org.onap.policy.apex.service.parameters.carriertechnology.CarrierTechnologyParameters;
 import org.onap.policy.apex.service.parameters.eventprotocol.EventProtocolParameters;
+import org.onap.policy.common.parameters.ParameterException;
 
 /**
  * Test for an empty parameter file.
@@ -47,14 +47,14 @@ import org.onap.policy.apex.service.parameters.eventprotocol.EventProtocolParame
  */
 public class ParameterTests {
     @Test
-    public void invalidParametersNoFileTest() throws ApexParameterException {
-        final String[] args = {"-c", "src/test/resources/parameters/invalidNoFile.json"};
+    public void invalidParametersNoFileTest() throws ParameterException {
+        final String[] args = { "-c", "src/test/resources/parameters/invalidNoFile.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertTrue(e.getMessage().startsWith("error reading parameters from \"src"));
             assertTrue(e.getMessage().contains("FileNotFoundException"));
         }
@@ -62,79 +62,116 @@ public class ParameterTests {
 
     @Test
     public void invalidParametersEmptyTest() {
-        final String[] args = {"-c", "src/test/resources/parameters/empty.json"};
+        final String[] args = { "-c", "src/test/resources/parameters/empty.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
-            assertTrue(e.getMessage()
-                    .startsWith("validation error(s) on parameters from \"src/test/resources/parameters/empty.json\""));
+        } catch (final ParameterException e) {
+            assertTrue(e.getMessage().startsWith(
+                            "validation error(s) on parameters from \"src/test/resources/parameters/empty.json\""));
         }
     }
 
     @Test
     public void invalidParametersNoParamsTest() {
-        final String[] args = {"-c", "src/test/resources/parameters/noParams.json"};
+        final String[] args = { "-c", "src/test/resources/parameters/noParams.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("validation error(s) on parameters from \"src/test/resources/parameters/noParams.json\"\n"
-                    + "Apex parameters invalid\n" + " engine service parameters are not specified\n"
-                    + " at least one event output and one event input must be specified", e.getMessage());
+                            + "parameter group \"APEX_PARAMETERS\" type "
+                            + "\"org.onap.policy.apex.service.parameters.ApexParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "  parameter group \"UNDEFINED\" INVALID, "
+                            + "engine service parameters are not specified\n"
+                            + "  parameter group map \"eventOutputParameters\" INVALID, "
+                            + "at least one event output must be specified\n"
+                            + "  parameter group map \"eventInputParameters\" INVALID, "
+                            + "at least one event input must be specified\n", e.getMessage());
         }
     }
 
     @Test
     public void invalidParametersBlankParamsTest() {
-        final String[] args = {"-c", "src/test/resources/parameters/blankParams.json"};
+        final String[] args = { "-c", "src/test/resources/parameters/blankParams.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
 
             assertEquals("validation error(s) on parameters from \"src/test/resources/parameters/blankParams.json\"\n"
-                    + "Apex parameters invalid\n" + " engine service parameters invalid\n"
-                    + "  id not specified or specified value [-1] invalid, must be specified as id >= 0\n"
-                    + " at least one event output and one event input must be specified", e.getMessage());
+                            + "parameter group \"APEX_PARAMETERS\" type "
+                            + "\"org.onap.policy.apex.service.parameters.ApexParameters\" INVALID, "
+                            + "parameter group has status INVALID\n"
+                            + "  parameter group \"ENGINE_SERVICE_PARAMETERS\" type "
+                            + "\"org.onap.policy.apex.service.parameters.engineservice.EngineServiceParameters\" "
+                            + "INVALID, parameter group has status INVALID\n"
+                            + "    field \"id\" type \"int\" value \"-1\" INVALID, "
+                            + "id not specified or specified value [-1] invalid, must be specified as id >= 0\n"
+                            + "  parameter group map \"eventOutputParameters\" INVALID, "
+                            + "at least one event output must be specified\n"
+                            + "  parameter group map \"eventInputParameters\" INVALID, "
+                            + "at least one event input must be specified\n", e.getMessage());
         }
     }
 
     @Test
     public void invalidParametersTest() {
-        final String[] args = {"-c", "src/test/resources/parameters/badParams.json"};
+        final String[] args = { "-c", "src/test/resources/parameters/badParams.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("validation error(s) on parameters from \"src/test/resources/parameters/badParams.json\"\n"
-                    + "Apex parameters invalid\n" + " engine service parameters invalid\n"
-                    + "  name [hello there] and/or version [PA1] invalid\n"
-                    + "   parameter \"name\": value \"hello there\","
-                    + " does not match regular expression \"[A-Za-z0-9\\-_\\.]+\"\n"
-                    + "  id not specified or specified value [-45] invalid, must be specified as id >= 0\n"
-                    + "  instanceCount [-345] invalid, must be specified as instanceCount >= 1\n"
-                    + "  deploymentPort [65536] invalid, must be specified as 1024 <= port <= 65535\n"
-                    + "  policyModelFileName [/some/file/name.xml] not found or is not a plain file\n"
-                    + " event input (TheFileConsumer1) parameters invalid\n"
-                    + "  fileName not specified or is blank or null, it must be specified as a valid file location\n"
-                    + " event output (FirstProducer) parameters invalid\n"
-                    + "  fileName not specified or is blank or null, it must be specified as a valid file location",
-                    e.getMessage());
+                            + "parameter group \"APEX_PARAMETERS\" type "
+                            + "\"org.onap.policy.apex.service.parameters.ApexParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "  parameter group \"hello there\" type "
+                            + "\"org.onap.policy.apex.service.parameters.engineservice.EngineServiceParameters\" "
+                            + "INVALID, parameter group has status INVALID\n"
+                            + "    field \"name\" type \"java.lang.String\" value \"hello there\" INVALID, "
+                            + "name is invalid, it must match regular expression[A-Za-z0-9\\-_\\.]+\n"
+                            + "    field \"id\" type \"int\" value \"-45\" INVALID, id not specified or "
+                            + "specified value [-45] invalid, must be specified as id >= 0\n"
+                            + "    field \"instanceCount\" type \"int\" value \"-345\" INVALID, "
+                            + "instanceCount [-345] invalid, must be specified as instanceCount >= 1\n"
+                            + "    field \"deploymentPort\" type \"int\" value \"65536\" INVALID, "
+                            + "deploymentPort [65536] invalid, must be specified as 1024 <= port <= 65535\n"
+                            + "    field \"policyModelFileName\" type \"java.lang.String\" "
+                            + "value \"/some/file/name.xml\" INVALID, not found or is not a plain file\n"
+                            + "  parameter group map \"eventOutputParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "    parameter group \"FirstProducer\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID"
+                            + ", parameter group has status INVALID\n" + "      parameter group \"FILE\" type "
+                            + "\"org.onap.policy.apex.service.engine.event.impl."
+                            + "filecarrierplugin.FILECarrierTechnologyParameters\" INVALID, "
+                            + "parameter group has status INVALID\n"
+                            + "        field \"fileName\" type \"java.lang.String\" value \"null\" INVALID, "
+                            + "fileName not specified or is blank or null, "
+                            + "it must be specified as a valid file location\n"
+                            + "  parameter group map \"eventInputParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "    parameter group \"TheFileConsumer1\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID"
+                            + ", parameter group has status INVALID\n" + "      parameter group \"FILE\" type "
+                            + "\"org.onap.policy.apex.service.engine.event.impl."
+                            + "filecarrierplugin.FILECarrierTechnologyParameters\" INVALID, "
+                            + "parameter group has status INVALID\n"
+                            + "        field \"fileName\" type \"java.lang.String\" value \"null\" INVALID, "
+                            + "fileName not specified or is blank or null, "
+                            + "it must be specified as a valid file location\n", e.getMessage());
         }
     }
 
     @Test
     public void goodParametersTest() {
-        final String[] args = {"-c", "src/test/resources/parameters/goodParams.json"};
+        final String[] args = { "-c", "src/test/resources/parameters/goodParams.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
@@ -146,44 +183,46 @@ public class ParameterTests {
             assertTrue(parameters.getEventOutputParameters().containsKey("FirstProducer"));
             assertTrue(parameters.getEventOutputParameters().containsKey("MyOtherProducer"));
             assertEquals("FILE", parameters.getEventOutputParameters().get("FirstProducer")
-                    .getCarrierTechnologyParameters().getLabel());
+                            .getCarrierTechnologyParameters().getLabel());
             assertEquals("FILE", parameters.getEventOutputParameters().get("MyOtherProducer")
-                    .getCarrierTechnologyParameters().getLabel());
+                            .getCarrierTechnologyParameters().getLabel());
             assertEquals(ApexFileEventProducer.class.getCanonicalName(), parameters.getEventOutputParameters()
-                    .get("MyOtherProducer").getCarrierTechnologyParameters().getEventProducerPluginClass());
+                            .get("MyOtherProducer").getCarrierTechnologyParameters().getEventProducerPluginClass());
             assertEquals(ApexFileEventConsumer.class.getCanonicalName(), parameters.getEventOutputParameters()
-                    .get("MyOtherProducer").getCarrierTechnologyParameters().getEventConsumerPluginClass());
-            assertEquals("JSON",
-                    parameters.getEventOutputParameters().get("FirstProducer").getEventProtocolParameters().getLabel());
+                            .get("MyOtherProducer").getCarrierTechnologyParameters().getEventConsumerPluginClass());
+            assertEquals("JSON", parameters.getEventOutputParameters().get("FirstProducer").getEventProtocolParameters()
+                            .getLabel());
             assertEquals("JSON", parameters.getEventOutputParameters().get("MyOtherProducer")
-                    .getEventProtocolParameters().getLabel());
+                            .getEventProtocolParameters().getLabel());
 
             assertTrue(parameters.getEventInputParameters().containsKey("TheFileConsumer1"));
             assertTrue(parameters.getEventInputParameters().containsKey("MySuperDooperConsumer1"));
             assertEquals("FILE", parameters.getEventInputParameters().get("TheFileConsumer1")
-                    .getCarrierTechnologyParameters().getLabel());
+                            .getCarrierTechnologyParameters().getLabel());
             assertEquals("SUPER_DOOPER", parameters.getEventInputParameters().get("MySuperDooperConsumer1")
-                    .getCarrierTechnologyParameters().getLabel());
+                            .getCarrierTechnologyParameters().getLabel());
             assertEquals("JSON", parameters.getEventInputParameters().get("TheFileConsumer1")
-                    .getEventProtocolParameters().getLabel());
+                            .getEventProtocolParameters().getLabel());
             assertEquals("SUPER_TOK_DEL", parameters.getEventInputParameters().get("MySuperDooperConsumer1")
-                    .getEventProtocolParameters().getLabel());
+                            .getEventProtocolParameters().getLabel());
             assertEquals(ApexFileEventProducer.class.getCanonicalName(), parameters.getEventInputParameters()
-                    .get("TheFileConsumer1").getCarrierTechnologyParameters().getEventProducerPluginClass());
+                            .get("TheFileConsumer1").getCarrierTechnologyParameters().getEventProducerPluginClass());
             assertEquals(ApexFileEventConsumer.class.getCanonicalName(), parameters.getEventInputParameters()
-                    .get("TheFileConsumer1").getCarrierTechnologyParameters().getEventConsumerPluginClass());
-            assertEquals(SuperDooperEventProducer.class.getCanonicalName(), parameters.getEventInputParameters()
-                    .get("MySuperDooperConsumer1").getCarrierTechnologyParameters().getEventProducerPluginClass());
-            assertEquals(SuperDooperEventSubscriber.class.getCanonicalName(), parameters.getEventInputParameters()
-                    .get("MySuperDooperConsumer1").getCarrierTechnologyParameters().getEventConsumerPluginClass());
-        } catch (final ApexParameterException e) {
+                            .get("TheFileConsumer1").getCarrierTechnologyParameters().getEventConsumerPluginClass());
+            assertEquals(SuperDooperEventProducer.class.getCanonicalName(),
+                            parameters.getEventInputParameters().get("MySuperDooperConsumer1")
+                                            .getCarrierTechnologyParameters().getEventProducerPluginClass());
+            assertEquals(SuperDooperEventSubscriber.class.getCanonicalName(),
+                            parameters.getEventInputParameters().get("MySuperDooperConsumer1")
+                                            .getCarrierTechnologyParameters().getEventConsumerPluginClass());
+        } catch (final ParameterException e) {
             fail("This test should not throw an exception");
         }
     }
 
     @Test
     public void superDooperParametersTest() {
-        final String[] args = {"-c", "src/test/resources/parameters/superDooperParams.json"};
+        final String[] args = { "-c", "src/test/resources/parameters/superDooperParams.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
@@ -195,14 +234,14 @@ public class ParameterTests {
             assertEquals(345, parameters.getEngineServiceParameters().getInstanceCount());
             assertEquals(65522, parameters.getEngineServiceParameters().getDeploymentPort());
 
-            final CarrierTechnologyParameters prodCT =
-                    parameters.getEventOutputParameters().get("FirstProducer").getCarrierTechnologyParameters();
-            final EventProtocolParameters prodEP =
-                    parameters.getEventOutputParameters().get("FirstProducer").getEventProtocolParameters();
-            final CarrierTechnologyParameters consCT =
-                    parameters.getEventInputParameters().get("MySuperDooperConsumer1").getCarrierTechnologyParameters();
-            final EventProtocolParameters consEP =
-                    parameters.getEventInputParameters().get("MySuperDooperConsumer1").getEventProtocolParameters();
+            final CarrierTechnologyParameters prodCT = parameters.getEventOutputParameters().get("FirstProducer")
+                            .getCarrierTechnologyParameters();
+            final EventProtocolParameters prodEP = parameters.getEventOutputParameters().get("FirstProducer")
+                            .getEventProtocolParameters();
+            final CarrierTechnologyParameters consCT = parameters.getEventInputParameters()
+                            .get("MySuperDooperConsumer1").getCarrierTechnologyParameters();
+            final EventProtocolParameters consEP = parameters.getEventInputParameters().get("MySuperDooperConsumer1")
+                            .getEventProtocolParameters();
 
             assertEquals("SUPER_DOOPER", prodCT.getLabel());
             assertEquals("SUPER_TOK_DEL", prodEP.getLabel());
@@ -211,8 +250,7 @@ public class ParameterTests {
 
             assertTrue(prodCT instanceof SuperDooperCarrierTechnologyParameters);
 
-            final SuperDooperCarrierTechnologyParameters superDooperParameters =
-                    (SuperDooperCarrierTechnologyParameters) prodCT;
+            final SuperDooperCarrierTechnologyParameters superDooperParameters = (SuperDooperCarrierTechnologyParameters) prodCT;
             assertEquals("somehost:12345", superDooperParameters.getBootstrapServers());
             assertEquals("0", superDooperParameters.getAcks());
             assertEquals(25, superDooperParameters.getRetries());
@@ -230,9 +268,9 @@ public class ParameterTests {
             assertEquals("some.key.deserailizer", superDooperParameters.getKeyDeserializer());
             assertEquals("some.value.deserailizer", superDooperParameters.getValueDeserializer());
 
-            final String[] consumerTopics = {"consumer-out-0", "consumer-out-1", "consumer-out-2"};
+            final String[] consumerTopics = { "consumer-out-0", "consumer-out-1", "consumer-out-2" };
             assertEquals(Arrays.asList(consumerTopics), superDooperParameters.getConsumerTopicList());
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             fail("This test should not throw an exception");
         }
     }
diff --git a/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/ProducerConsumerTests.java b/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/ProducerConsumerTests.java
index a476b84ca..8bcc1bd37 100644
--- a/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/ProducerConsumerTests.java
+++ b/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/ProducerConsumerTests.java
@@ -26,9 +26,9 @@ import static org.junit.Assert.fail;
 import org.junit.Test;
 import org.onap.policy.apex.service.engine.event.impl.filecarrierplugin.FILECarrierTechnologyParameters;
 import org.onap.policy.apex.service.engine.main.ApexCommandLineArguments;
-import org.onap.policy.apex.service.parameters.ApexParameterException;
 import org.onap.policy.apex.service.parameters.ApexParameterHandler;
 import org.onap.policy.apex.service.parameters.ApexParameters;
+import org.onap.policy.common.parameters.ParameterException;
 
 /**
  * Test for an empty parameter file.
@@ -38,7 +38,7 @@ import org.onap.policy.apex.service.parameters.ApexParameters;
 public class ProducerConsumerTests {
     @Test
     public void goodParametersTest() {
-        final String[] args = {"-c", "src/test/resources/parameters/goodParams.json"};
+        final String[] args = { "-c", "src/test/resources/parameters/goodParams.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
@@ -50,220 +50,241 @@ public class ProducerConsumerTests {
             assertEquals(19, parameters.getEngineServiceParameters().getInstanceCount());
             assertEquals(65522, parameters.getEngineServiceParameters().getDeploymentPort());
             assertEquals("FILE", parameters.getEventOutputParameters().get("FirstProducer")
-                    .getCarrierTechnologyParameters().getLabel());
-            assertEquals("JSON",
-                    parameters.getEventOutputParameters().get("FirstProducer").getEventProtocolParameters().getLabel());
+                            .getCarrierTechnologyParameters().getLabel());
+            assertEquals("JSON", parameters.getEventOutputParameters().get("FirstProducer").getEventProtocolParameters()
+                            .getLabel());
             assertEquals("FILE", parameters.getEventOutputParameters().get("MyOtherProducer")
-                    .getCarrierTechnologyParameters().getLabel());
+                            .getCarrierTechnologyParameters().getLabel());
             assertEquals("JSON", parameters.getEventOutputParameters().get("MyOtherProducer")
-                    .getEventProtocolParameters().getLabel());
+                            .getEventProtocolParameters().getLabel());
             assertEquals("FILE", parameters.getEventInputParameters().get("TheFileConsumer1")
-                    .getCarrierTechnologyParameters().getLabel());
+                            .getCarrierTechnologyParameters().getLabel());
             assertEquals("JSON", parameters.getEventInputParameters().get("TheFileConsumer1")
-                    .getEventProtocolParameters().getLabel());
+                            .getEventProtocolParameters().getLabel());
             assertEquals("SUPER_DOOPER", parameters.getEventInputParameters().get("MySuperDooperConsumer1")
-                    .getCarrierTechnologyParameters().getLabel());
+                            .getCarrierTechnologyParameters().getLabel());
             assertEquals("SUPER_TOK_DEL", parameters.getEventInputParameters().get("MySuperDooperConsumer1")
-                    .getEventProtocolParameters().getLabel());
-        } catch (final ApexParameterException e) {
+                            .getEventProtocolParameters().getLabel());
+        } catch (final ParameterException e) {
             fail("This test should not throw an exception");
         }
     }
 
     @Test
     public void noCarrierTechnology() {
-        final String[] args = {"-c", "src/test/resources/parameters/prodConsNoCT.json"};
+        final String[] args = { "-c", "src/test/resources/parameters/prodConsNoCT.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("validation error(s) on parameters from \"src/test/resources/parameters/prodConsNoCT.json\"\n"
-                    + "Apex parameters invalid\n" + " event input (aConsumer) parameters invalid\n"
-                    + "  event handler carrierTechnologyParameters not specified or blank", e.getMessage());
+                            + "parameter group \"APEX_PARAMETERS\" type "
+                            + "\"org.onap.policy.apex.service.parameters.ApexParameters\" INVALID, "
+                            + "parameter group has status INVALID\n"
+                            + "  parameter group map \"eventInputParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "    parameter group \"aConsumer\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID,"
+                            + " parameter group has status INVALID\n" + "      parameter group \"UNDEFINED\" INVALID, "
+                            + "event handler carrierTechnologyParameters not specified or blank\n", e.getMessage());
         }
     }
 
     @Test
     public void noEventProcol() {
-        final String[] args = {"-c", "src/test/resources/parameters/prodConsNoEP.json"};
+        final String[] args = { "-c", "src/test/resources/parameters/prodConsNoEP.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("validation error(s) on parameters from \"src/test/resources/parameters/prodConsNoEP.json\"\n"
-                    + "Apex parameters invalid\n" + " event input (aConsumer) parameters invalid\n"
-                    + "  fileName not specified or is blank or null, it must be specified as a valid file location\n"
-                    + " event output (aProducer) parameters invalid\n"
-                    + "  event handler eventProtocolParameters not specified or blank", e.getMessage());
+                            + "parameter group \"APEX_PARAMETERS\" type "
+                            + "\"org.onap.policy.apex.service.parameters.ApexParameters\" INVALID, "
+                            + "parameter group has status INVALID\n"
+                            + "  parameter group map \"eventOutputParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "    parameter group \"aProducer\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID"
+                            + ", parameter group has status INVALID\n" + "      parameter group \"UNDEFINED\" INVALID, "
+                            + "event handler eventProtocolParameters not specified or blank\n"
+                            + "  parameter group map \"eventInputParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "    parameter group \"aConsumer\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID"
+                            + ", parameter group has status INVALID\n" + "      parameter group \"FILE\" type "
+                            + "\"org.onap.policy.apex.service.engine.event.impl."
+                            + "filecarrierplugin.FILECarrierTechnologyParameters\" INVALID, "
+                            + "parameter group has status INVALID\n"
+                            + "        field \"fileName\" type \"java.lang.String\" value \"null\" INVALID, "
+                            + "fileName not specified or is blank or null, "
+                            + "it must be specified as a valid file location\n", e.getMessage());
         }
     }
 
     @Test
     public void noCarrierTechnologyParClass() {
-        final String[] args = {"-c", "src/test/resources/parameters/prodConsNoCTParClass.json"};
+        final String[] args = { "-c", "src/test/resources/parameters/prodConsNoCTParClass.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("error reading parameters from \"src/test/resources/parameters/prodConsNoCTParClass.json\"\n"
-                    + "(ApexParameterRuntimeException):carrier technology \"SUPER_DOOPER\" "
-                    + "does not match plugin \"FILE\" in "
-                    + "\"com.ericsson.apex.service.engine.event.impl.filecarrierplugin.FILECarrierTechnologyParameters"
-                    + "\", specify correct carrier technology parameter plugin in parameter \"parameterClassName\"",
-                    e.getMessage());
+                            + "(ParameterRuntimeException):carrier technology \"SUPER_DOOPER\" "
+                            + "parameter \"parameterClassName\" value \"null\" invalid in JSON file", e.getMessage());
         }
     }
 
     @Test
     public void mismatchCarrierTechnologyParClass() {
-        final String[] args = {"-c", "src/test/resources/parameters/prodConsMismatchCTParClass.json"};
+        final String[] args = { "-c", "src/test/resources/parameters/prodConsMismatchCTParClass.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("error reading parameters from "
-                    + "\"src/test/resources/parameters/prodConsMismatchCTParClass.json\"\n"
-                    + "(ApexParameterRuntimeException):carrier technology \"SUPER_LOOPER\" "
-                    + "does not match plugin \"SUPER_DOOPER\" in \""
-                    + "com.ericsson.apex.service.engine.parameters.dummyclasses.SuperDooperCarrierTechnologyParameters"
-                    + "\", specify correct carrier technology parameter plugin in parameter \"parameterClassName\"",
-                    e.getMessage());
+                            + "\"src/test/resources/parameters/prodConsMismatchCTParClass.json\"\n"
+                            + "(ParameterRuntimeException):carrier technology \"SUPER_LOOPER\" "
+                            + "does not match plugin \"SUPER_DOOPER\" in \"" + "org.onap.policy.apex.service.engine."
+                            + "parameters.dummyclasses.SuperDooperCarrierTechnologyParameters"
+                            + "\", specify correct carrier technology parameter plugin in parameter \"parameterClassName\"",
+                            e.getMessage());
         }
     }
 
     @Test
     public void wrongTypeCarrierTechnologyParClass() {
-        final String[] args = {"-c", "src/test/resources/parameters/prodConsWrongTypeCTParClass.json"};
+        final String[] args = { "-c", "src/test/resources/parameters/prodConsWrongTypeCTParClass.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("error reading parameters from "
-                    + "\"src/test/resources/parameters/prodConsWrongTypeCTParClass.json\"\n"
-                    + "(ApexParameterRuntimeException):could not create default parameters for carrier technology "
-                    + "\"SUPER_DOOPER\"\ncom.ericsson.apex.service.engine.parameters.dummyclasses."
-                    + "SuperTokenDelimitedEventProtocolParameters cannot be cast to "
-                    + "com.ericsson.apex.service.parameters.carriertechnology.CarrierTechnologyParameters",
-                    e.getMessage());
+                            + "\"src/test/resources/parameters/prodConsWrongTypeCTParClass.json\"\n"
+                            + "(ParameterRuntimeException):could not create default parameters for carrier technology "
+                            + "\"SUPER_DOOPER\"\n" + "org.onap.policy.apex.service.engine.parameters.dummyclasses."
+                            + "SuperTokenDelimitedEventProtocolParameters cannot be cast to "
+                            + "org.onap.policy.apex.service.parameters.carriertechnology.CarrierTechnologyParameters",
+                            e.getMessage());
         }
     }
 
     @Test
     public void okFileNameCarrierTechnology() {
-        final String[] args = {"-c", "src/test/resources/parameters/prodConsOKFileName.json"};
+        final String[] args = { "-c", "src/test/resources/parameters/prodConsOKFileName.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             final ApexParameters parameters = new ApexParameterHandler().getParameters(arguments);
             final FILECarrierTechnologyParameters fileParams = (FILECarrierTechnologyParameters) parameters
-                    .getEventOutputParameters().get("aProducer").getCarrierTechnologyParameters();
+                            .getEventOutputParameters().get("aProducer").getCarrierTechnologyParameters();
             assertEquals("/tmp/aaa.json", fileParams.getFileName());
             assertEquals(false, fileParams.isStandardError());
             assertEquals(false, fileParams.isStandardIO());
             assertEquals(false, fileParams.isStreamingMode());
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             fail("This test should not throw an exception");
         }
     }
 
     @Test
     public void badFileNameCarrierTechnology() {
-        final String[] args = {"-c", "src/test/resources/parameters/prodConsBadFileName.json"};
+        final String[] args = { "-c", "src/test/resources/parameters/prodConsBadFileName.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
-            assertEquals(
-                    "validation error(s) on parameters from \"src/test/resources/parameters/prodConsBadFileName.json\""
-                    + "\nApex parameters invalid\n" + " event output (aProducer) parameters invalid"
-                    + "\n fileName not specified or is blank or null, it must be specified as a valid file location",
-                    e.getMessage());
+        } catch (final ParameterException e) {
+            assertEquals("validation error(s) on parameters from \"src/test/resources/parameters/prodConsBadFileName.json\"\n"
+                            + "parameter group \"APEX_PARAMETERS\" type "
+                            + "\"org.onap.policy.apex.service.parameters.ApexParameters\" INVALID, "
+                            + "parameter group has status INVALID\n"
+                            + "  parameter group map \"eventOutputParameters\" INVALID, parameter group has status INVALID\n"
+                            + "    parameter group \"aProducer\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "      parameter group \"FILE\" type "
+                            + "\"org.onap.policy.apex.service.engine.event.impl."
+                            + "filecarrierplugin.FILECarrierTechnologyParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "        field \"fileName\" type "
+                            + "\"java.lang.String\" value \"null\" INVALID, fileName not specified or is blank or null, "
+                            + "it must be specified as a valid file location\n", e.getMessage());
         }
     }
 
-
     @Test
     public void badEventProtocolParClass() {
-        final String[] args = {"-c", "src/test/resources/parameters/prodConsBadEPParClass.json"};
+        final String[] args = { "-c", "src/test/resources/parameters/prodConsBadEPParClass.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("error reading parameters from \"src/test/resources/parameters/prodConsBadEPParClass.json\"\n"
-                    + "(ApexParameterRuntimeException):event protocol \"SUPER_TOK_DEL\" does not match plugin \"JSON\" "
-                    + "in \"com.ericsson.apex.service.engine.event.impl.jsonprotocolplugin.JSONEventProtocolParameters"
-                    + "\", specify correct event protocol parameter plugin in parameter \"parameterClassName\"",
-                    e.getMessage());
+                            + "(ParameterRuntimeException):event protocol \"SUPER_TOK_DEL\" does not match plugin \"JSON\" in "
+                            + "\"org.onap.policy.apex.service.engine.event.impl.jsonprotocolplugin.JSONEventProtocolParameters"
+                            + "\", specify correct event protocol parameter plugin in parameter \"parameterClassName\"",
+                            e.getMessage());
         }
     }
 
     @Test
     public void noEventProtocolParClass() {
-        final String[] args = {"-c", "src/test/resources/parameters/prodConsNoEPParClass.json"};
+        final String[] args = { "-c", "src/test/resources/parameters/prodConsNoEPParClass.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("error reading parameters from \"src/test/resources/parameters/prodConsNoEPParClass.json\"\n"
-                    + "(ApexParameterRuntimeException):event protocol \"SUPER_TOK_DEL\" does not match plugin \"JSON\" "
-                    + "in \"com.ericsson.apex.service.engine.event.impl.jsonprotocolplugin.JSONEventProtocolParameters"
-                    + "\", specify correct event protocol parameter plugin in parameter \"parameterClassName\"",
-                    e.getMessage());
+                            + "(ParameterRuntimeException):event protocol \"SUPER_TOK_DEL\" parameter "
+                            + "\"parameterClassName\" value \"null\" invalid in JSON file", e.getMessage());
         }
     }
 
     @Test
     public void mismatchEventProtocolParClass() {
-        final String[] args = {"-c", "src/test/resources/parameters/prodConsMismatchEPParClass.json"};
+        final String[] args = { "-c", "src/test/resources/parameters/prodConsMismatchEPParClass.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
-            assertEquals(
-                    "error reading parameters from \"src/test/resources/parameters/prodConsMismatchEPParClass.json\"\n"
-                            + "(ApexParameterRuntimeException):event protocol \"SUPER_TOK_BEL\" "
+        } catch (final ParameterException e) {
+            assertEquals("error reading parameters from \"src/test/resources/parameters/prodConsMismatchEPParClass.json\"\n"
+                            + "(ParameterRuntimeException):event protocol \"SUPER_TOK_BEL\" "
                             + "does not match plugin \"SUPER_TOK_DEL\" in "
-                            + "\"com.ericsson.apex.service.engine.parameters.dummyclasses."
+                            + "\"org.onap.policy.apex.service.engine.parameters.dummyclasses."
                             + "SuperTokenDelimitedEventProtocolParameters\", "
                             + "specify correct event protocol parameter plugin in parameter \"parameterClassName\"",
-                    e.getMessage());
+                            e.getMessage());
         }
     }
 
     @Test
     public void wrongTypeEventProtocolParClass() {
-        final String[] args = {"-c", "src/test/resources/parameters/prodConsWrongTypeEPParClass.json"};
+        final String[] args = { "-c", "src/test/resources/parameters/prodConsWrongTypeEPParClass.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("error reading parameters from "
-                    + "\"src/test/resources/parameters/prodConsWrongTypeEPParClass.json\"\n"
-                    + "(ApexParameterRuntimeException):could not create default parameters for event protocol "
-                    + "\"SUPER_TOK_DEL\"\n"
-                    + "com.ericsson.apex.service.engine.parameters.dummyclasses.SuperDooperCarrierTechnologyParameters "
-                    + "cannot be cast to com.ericsson.apex.service.parameters.eventprotocol.EventProtocolParameters",
-                    e.getMessage());
+                            + "\"src/test/resources/parameters/prodConsWrongTypeEPParClass.json\"\n"
+                            + "(ParameterRuntimeException):could not create default parameters for event protocol "
+                            + "\"SUPER_TOK_DEL\"\n" + "org.onap.policy.apex.service.engine."
+                            + "parameters.dummyclasses.SuperDooperCarrierTechnologyParameters "
+                            + "cannot be cast to org.onap.policy.apex.service."
+                            + "parameters.eventprotocol.EventProtocolParameters", e.getMessage());
         }
     }
 }
diff --git a/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/SyncParameterTests.java b/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/SyncParameterTests.java
index cc1d6d3dc..1c291786f 100644
--- a/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/SyncParameterTests.java
+++ b/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/SyncParameterTests.java
@@ -30,12 +30,12 @@ import org.junit.Test;
 import org.onap.policy.apex.service.engine.main.ApexCommandLineArguments;
 import org.onap.policy.apex.service.engine.parameters.dummyclasses.SuperDooperCarrierTechnologyParameters;
 import org.onap.policy.apex.service.engine.parameters.dummyclasses.SuperTokenDelimitedEventProtocolParameters;
-import org.onap.policy.apex.service.parameters.ApexParameterException;
 import org.onap.policy.apex.service.parameters.ApexParameterHandler;
 import org.onap.policy.apex.service.parameters.ApexParameters;
 import org.onap.policy.apex.service.parameters.carriertechnology.CarrierTechnologyParameters;
 import org.onap.policy.apex.service.parameters.eventhandler.EventHandlerPeeredMode;
 import org.onap.policy.apex.service.parameters.eventprotocol.EventProtocolParameters;
+import org.onap.policy.common.parameters.ParameterException;
 
 /**
  * Test for an empty parameter file.
@@ -44,257 +44,362 @@ import org.onap.policy.apex.service.parameters.eventprotocol.EventProtocolParame
  */
 public class SyncParameterTests {
     @Test
-    public void syncBadNoSyncWithPeer() throws ApexParameterException {
-        final String[] args = {"-c", "src/test/resources/parameters/syncBadParamsNoSyncWithPeer.json"};
+    public void syncBadNoSyncWithPeer() throws ParameterException {
+        final String[] args = { "-c", "src/test/resources/parameters/syncBadParamsNoSyncWithPeer.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("validation error(s) on parameters from "
-                    + "\"src/test/resources/parameters/syncBadParamsNoSyncWithPeer.json\"\n"
-                    + "Apex parameters invalid\n"
-                    + " parameter \\\"synchronousPeer\\\" is illegal on non synchronous event output "
-                    + "\"SyncProducer0\"", e.getMessage());
+                            + "\"src/test/resources/parameters/syncBadParamsNoSyncWithPeer.json\"\n"
+                            + "parameter group \"APEX_PARAMETERS\" type "
+                            + "\"org.onap.policy.apex.service.parameters.ApexParameters\" INVALID, "
+                            + "parameter group has status INVALID\n"
+                            + "  parameter group map \"eventOutputParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "    parameter group \"SyncProducer0\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID"
+                            + ", specified peered mode \"SYNCHRONOUS\" "
+                            + "peer is illegal on eventOutputParameters \"SyncProducer0\" \n", e.getMessage());
         }
     }
 
     @Test
-    public void syncBadNotSyncWithPeer() throws ApexParameterException {
-        final String[] args = {"-c", "src/test/resources/parameters/syncBadParamsNotSyncWithPeer.json"};
+    public void syncBadNotSyncWithPeer() throws ParameterException {
+        final String[] args = { "-c", "src/test/resources/parameters/syncBadParamsNotSyncWithPeer.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("validation error(s) on parameters from "
-                    + "\"src/test/resources/parameters/syncBadParamsNotSyncWithPeer.json\"\n"
-                    + "Apex parameters invalid\n"
-                    + " parameter \\\"synchronousPeer\\\" is illegal on non synchronous event output \"SyncProducer0\"",
-                    e.getMessage());
+                            + "\"src/test/resources/parameters/syncBadParamsNotSyncWithPeer.json\"\n"
+                            + "parameter group \"APEX_PARAMETERS\" type "
+                            + "\"org.onap.policy.apex.service.parameters.ApexParameters\" INVALID, "
+                            + "parameter group has status INVALID\n"
+                            + "  parameter group map \"eventOutputParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "    parameter group \"SyncProducer0\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID"
+                            + ", specified peered mode \"SYNCHRONOUS\" peer is illegal "
+                            + "on eventOutputParameters \"SyncProducer0\" \n", e.getMessage());
         }
     }
 
     @Test
-    public void syncBadSyncBadPeers() throws ApexParameterException {
-        final String[] args = {"-c", "src/test/resources/parameters/syncBadParamsBadPeers.json"};
+    public void syncBadSyncBadPeers() throws ParameterException {
+        final String[] args = { "-c", "src/test/resources/parameters/syncBadParamsBadPeers.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("validation error(s) on parameters from "
-                    + "\"src/test/resources/parameters/syncBadParamsBadPeers.json\"" + "\nApex parameters invalid\n"
-                    + " specified \"synchronousPeer\" parameter value \"SyncConsumer1\" on event input "
-                    + "\"SyncConsumer0\" does not exist or is an invalid peer for this event handler\n"
-                    + " specified \"synchronousPeer\" parameter value \"SyncConsumer0\" on event input "
-                    + "\"SyncConsumer1\" does not exist or is an invalid peer for this event handler\n"
-                    + " specified \"synchronousPeer\" parameter value \"SyncProducer1\" on event output "
-                    + "\"SyncProducer0\" does not exist or is an invalid peer for this event handler\n"
-                    + " specified \"synchronousPeer\" parameter value \"SyncProducer0\" on event output "
-                    + "\"SyncProducer1\" does not exist or is an invalid peer for this event handler", e.getMessage());
+                            + "\"src/test/resources/parameters/syncBadParamsBadPeers.json\"\n"
+                            + "parameter group \"APEX_PARAMETERS\" type "
+                            + "\"org.onap.policy.apex.service.parameters.ApexParameters\" INVALID, "
+                            + "parameter group has status INVALID\n"
+                            + "  parameter group map \"eventOutputParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "    parameter group \"SyncProducer0\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID"
+                            + ", peer \"SyncProducer1 for peered mode SYNCHRONOUS does not exist "
+                            + "or is not defined with the same peered mode\n"
+                            + "    parameter group \"SyncProducer1\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID"
+                            + ", peer \"SyncProducer0 for peered mode SYNCHRONOUS does not exist "
+                            + "or is not defined with the same peered mode\n"
+                            + "  parameter group map \"eventInputParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "    parameter group \"SyncConsumer0\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID"
+                            + ", peer \"SyncConsumer1 for peered mode SYNCHRONOUS does not exist "
+                            + "or is not defined with the same peered mode\n"
+                            + "    parameter group \"SyncConsumer1\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID"
+                            + ", peer \"SyncConsumer0 for peered mode SYNCHRONOUS does not exist "
+                            + "or is not defined with the same peered mode\n", e.getMessage());
         }
     }
 
     @Test
-    public void syncBadSyncInvalidTimeout() throws ApexParameterException {
-        final String[] args = {"-c", "src/test/resources/parameters/syncBadParamsInvalidTimeout.json"};
+    public void syncBadSyncInvalidTimeout() throws ParameterException {
+        final String[] args = { "-c", "src/test/resources/parameters/syncBadParamsInvalidTimeout.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("validation error(s) on parameters from "
-                    + "\"src/test/resources/parameters/syncBadParamsInvalidTimeout.json\"\n"
-                    + "Apex parameters invalid\n"
-                    + " parameter \\\"synchronousTimeout\\\" value \"-1\" is illegal on synchronous event input "
-                    + "\"SyncConsumer0\", specify a non-negative timeout value in milliseconds\n"
-                    + " parameter \\\"synchronousTimeout\\\" value \"-99999999\" is illegal on synchronous event input "
-                    + "\"SyncConsumer1\", specify a non-negative timeout value in milliseconds\n"
-                    + " parameter \\\"synchronousTimeout\\\" value \"-10\" is illegal on synchronous event output "
-                    + "\"SyncProducer0\", specify a non-negative timeout value in milliseconds\n"
-                    + " parameter \\\"synchronousTimeout\\\" value \"-3\" is illegal on synchronous event output "
-                    + "\"SyncProducer1\", specify a non-negative timeout value in milliseconds\n"
-                    + " synchronous timeout of event input \"SyncConsumer0\" and event output \"SyncProducer0\" "
-                    + "[-1/-10] do not match\n"
-                    + " synchronous timeout of event input \"SyncConsumer1\" and event output "
-                    + "\"SyncProducer1\" [-99999999/-3] do not match", e.getMessage());
+                            + "\"src/test/resources/parameters/syncBadParamsInvalidTimeout.json\"\n"
+                            + "parameter group \"APEX_PARAMETERS\" type "
+                            + "\"org.onap.policy.apex.service.parameters.ApexParameters\" INVALID, "
+                            + "parameter group has status INVALID\n"
+                            + "  parameter group map \"eventOutputParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "    parameter group \"SyncProducer0\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID,"
+                            + " specified peered mode \"SYNCHRONOUS\" timeout value \"-10\" is illegal, "
+                            + "specify a non-negative timeout value in milliseconds\n"
+                            + "    parameter group \"SyncProducer1\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" "
+                            + "INVALID, specified peered mode \"SYNCHRONOUS\" timeout value \"-3\" is illegal, "
+                            + "specify a non-negative timeout value in milliseconds\n"
+                            + "  parameter group map \"eventInputParameters\" INVALID, parameter group has status INVALID\n"
+                            + "    parameter group \"SyncConsumer0\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID, "
+                            + "specified peered mode \"SYNCHRONOUS\" timeout value \"-1\" is illegal, "
+                            + "specify a non-negative timeout value in milliseconds\n"
+                            + "    parameter group \"SyncConsumer1\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID,"
+                            + " specified peered mode \"SYNCHRONOUS\" timeout value \"-99999999\" is illegal, "
+                            + "specify a non-negative timeout value in milliseconds\n", e.getMessage());
         }
     }
 
     @Test
-    public void syncBadSyncBadTimeout() throws ApexParameterException {
-        final String[] args = {"-c", "src/test/resources/parameters/syncBadParamsBadTimeout.json"};
+    public void syncBadSyncBadTimeout() throws ParameterException {
+        final String[] args = { "-c", "src/test/resources/parameters/syncBadParamsBadTimeout.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("validation error(s) on parameters from "
-                    + "\"src/test/resources/parameters/syncBadParamsBadTimeout.json\"\n" + "Apex parameters invalid\n"
-                    + " parameter \\\"synchronousTimeout\\\" is illegal on non synchronous event output "
-                    + "\"MyOtherProducer\"", e.getMessage());
+                            + "\"src/test/resources/parameters/syncBadParamsBadTimeout.json\"\n"
+                            + "parameter group \"APEX_PARAMETERS\" type "
+                            + "\"org.onap.policy.apex.service.parameters.ApexParameters\" "
+                            + "INVALID, parameter group has status INVALID\n"
+                            + "  parameter group map \"eventOutputParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "    parameter group \"MyOtherProducer\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" "
+                            + "INVALID, specified peered mode \"SYNCHRONOUS\" "
+                            + "timeout is illegal on eventOutputParameters \"MyOtherProducer\"\n", e.getMessage());
         }
     }
 
     @Test
-    public void syncBadSyncUnpairedTimeout() throws ApexParameterException {
-        final String[] args = {"-c", "src/test/resources/parameters/syncBadParamsUnpairedTimeout.json"};
+    public void syncBadSyncUnpairedTimeout() throws ParameterException {
+        final String[] args = { "-c", "src/test/resources/parameters/syncBadParamsUnpairedTimeout.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("validation error(s) on parameters from "
-                    + "\"src/test/resources/parameters/syncBadParamsUnpairedTimeout.json\"\n"
-                    + "Apex parameters invalid\n"
-                    + " synchronous timeout of event input \"SyncConsumer0\" and event output "
-                    + "\"SyncProducer0\" [1/10] do not match\n"
-                    + " synchronous timeout of event input \"SyncConsumer1\" and event output "
-                    + "\"SyncProducer1\" [99999999/3] do not match", e.getMessage());
+                            + "\"src/test/resources/parameters/syncBadParamsUnpairedTimeout.json\"\n"
+                            + "parameter group \"APEX_PARAMETERS\" type "
+                            + "\"org.onap.policy.apex.service.parameters.ApexParameters\" INVALID, "
+                            + "parameter group has status INVALID\n"
+                            + "  parameter group map \"eventOutputParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "    parameter group \"SyncProducer0\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID"
+                            + ", peer \"SyncConsumer0 for peered mode SYNCHRONOUS timeout 10 on event handler "
+                            + "\"SyncProducer0\" does not equal timeout 1 on event handler \"SyncConsumer0\"\n"
+                            + "    parameter group \"SyncProducer1\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID"
+                            + ", peer \"SyncConsumer1 for peered mode SYNCHRONOUS timeout 3 on event handler "
+                            + "\"SyncProducer1\" does not equal timeout 99999999 on event handler \"SyncConsumer1\"\n"
+                            + "  parameter group map \"eventInputParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "    parameter group \"SyncConsumer0\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID"
+                            + ", peer \"SyncProducer0 for peered mode SYNCHRONOUS timeout 1 on event handler "
+                            + "\"SyncConsumer0\" does not equal timeout 10 on event handler \"SyncProducer0\"\n"
+                            + "    parameter group \"SyncConsumer1\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID"
+                            + ", peer \"SyncProducer1 for peered mode SYNCHRONOUS timeout 99999999 on event handler "
+                            + "\"SyncConsumer1\" does not equal timeout 3 on event handler \"SyncProducer1\"\n" + "",
+                            e.getMessage());
         }
     }
 
     @Test
-    public void syncGoodSyncGoodTimeoutProducer() throws ApexParameterException {
-        final String[] args = {"-c", "src/test/resources/parameters/syncGoodParamsProducerTimeout.json"};
+    public void syncGoodSyncGoodTimeoutProducer() throws ParameterException {
+        final String[] args = { "-c", "src/test/resources/parameters/syncGoodParamsProducerTimeout.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             final ApexParameters parameters = new ApexParameterHandler().getParameters(arguments);
             assertEquals(12345, parameters.getEventInputParameters().get("SyncConsumer0")
-                    .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
+                            .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
             assertEquals(1, parameters.getEventInputParameters().get("SyncConsumer1")
-                    .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
+                            .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
             assertEquals(12345, parameters.getEventOutputParameters().get("SyncProducer0")
-                    .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
+                            .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
             assertEquals(1, parameters.getEventOutputParameters().get("SyncProducer1")
-                    .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
+                            .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
         } catch (final Exception e) {
             fail("This test should not throw an exception");
         }
     }
 
     @Test
-    public void syncGoodSyncGoodTimeoutConsumer() throws ApexParameterException {
-        final String[] args = {"-c", "src/test/resources/parameters/syncGoodParamsConsumerTimeout.json"};
+    public void syncGoodSyncGoodTimeoutConsumer() throws ParameterException {
+        final String[] args = { "-c", "src/test/resources/parameters/syncGoodParamsConsumerTimeout.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             final ApexParameters parameters = new ApexParameterHandler().getParameters(arguments);
             assertEquals(12345, parameters.getEventInputParameters().get("SyncConsumer0")
-                    .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
+                            .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
             assertEquals(1, parameters.getEventInputParameters().get("SyncConsumer1")
-                    .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
+                            .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
             assertEquals(12345, parameters.getEventOutputParameters().get("SyncProducer0")
-                    .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
+                            .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
             assertEquals(1, parameters.getEventOutputParameters().get("SyncProducer1")
-                    .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
+                            .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
         } catch (final Exception e) {
             fail("This test should not throw an exception");
         }
     }
 
     @Test
-    public void syncGoodSyncGoodTimeoutBoth() throws ApexParameterException {
-        final String[] args = {"-c", "src/test/resources/parameters/syncGoodParamsBothTimeout.json"};
+    public void syncGoodSyncGoodTimeoutBoth() throws ParameterException {
+        final String[] args = { "-c", "src/test/resources/parameters/syncGoodParamsBothTimeout.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             final ApexParameters parameters = new ApexParameterHandler().getParameters(arguments);
             assertEquals(12345, parameters.getEventInputParameters().get("SyncConsumer0")
-                    .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
+                            .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
             assertEquals(1, parameters.getEventInputParameters().get("SyncConsumer1")
-                    .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
+                            .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
             assertEquals(12345, parameters.getEventOutputParameters().get("SyncProducer0")
-                    .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
+                            .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
             assertEquals(1, parameters.getEventOutputParameters().get("SyncProducer1")
-                    .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
+                            .getPeerTimeout(EventHandlerPeeredMode.SYNCHRONOUS));
         } catch (final Exception e) {
             fail("This test should not throw an exception");
         }
     }
 
     @Test
-    public void syncUnusedConsumerPeers() throws ApexParameterException {
-        final String[] args = {"-c", "src/test/resources/parameters/syncUnusedConsumerPeers.json"};
+    public void syncUnusedConsumerPeers() throws ParameterException {
+        final String[] args = { "-c", "src/test/resources/parameters/syncUnusedConsumerPeers.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("validation error(s) on parameters from "
-                    + "\"src/test/resources/parameters/syncUnusedConsumerPeers.json\"\n" + "Apex parameters invalid\n"
-                    + " value of parameter \"synchronousPeer\" on event output \"SyncProducer1\" must be unique, "
-                    + "it s used on another event output\n"
-                    + " synchronous peers of event input \"SyncConsumer1\" and event output "
-                    + "\"SyncProducer1/SyncConsumer0\" do not match", e.getMessage());
+                            + "\"src/test/resources/parameters/syncUnusedConsumerPeers.json\"\n"
+                            + "parameter group \"APEX_PARAMETERS\" type "
+                            + "\"org.onap.policy.apex.service.parameters.ApexParameters\" INVALID, "
+                            + "parameter group has status INVALID\n"
+                            + "  parameter group map \"eventOutputParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "    parameter group \"SyncProducer1\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" "
+                            + "INVALID, peer \"SyncConsumer0 for peered mode SYNCHRONOUS, "
+                            + "value \"SyncProducer0\" on peer \"SyncConsumer0\" "
+                            + "does not equal event handler \"SyncProducer1\"\n"
+                            + "  parameter group map \"eventInputParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "    parameter group \"SyncConsumer1\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" "
+                            + "INVALID, peer \"SyncProducer1 for peered mode SYNCHRONOUS, "
+                            + "value \"SyncConsumer0\" on peer \"SyncProducer1\" "
+                            + "does not equal event handler \"SyncConsumer1\"\n", e.getMessage());
         }
     }
 
     @Test
-    public void syncMismatchedPeers() throws ApexParameterException {
-        final String[] args = {"-c", "src/test/resources/parameters/syncMismatchedPeers.json"};
+    public void syncMismatchedPeers() throws ParameterException {
+        final String[] args = { "-c", "src/test/resources/parameters/syncMismatchedPeers.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("validation error(s) on parameters from "
-                    + "\"src/test/resources/parameters/syncMismatchedPeers.json\"\nApex parameters invalid\n"
-                    + " synchronous peers of event input \"SyncConsumer0\" and event output "
-                    + "\"SyncProducer0/SyncConsumer1\" do not match\n"
-                    + " synchronous peers of event input \"SyncConsumer1\" and event output "
-                    + "\"SyncProducer1/SyncConsumer0\" do not match", e.getMessage());
+                            + "\"src/test/resources/parameters/syncMismatchedPeers.json\"\n"
+                            + "parameter group \"APEX_PARAMETERS\" type "
+                            + "\"org.onap.policy.apex.service.parameters.ApexParameters\" INVALID, "
+                            + "parameter group has status INVALID\n"
+                            + "  parameter group map \"eventOutputParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "    parameter group \"SyncProducer0\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID"
+                            + ", peer \"SyncConsumer1 for peered mode SYNCHRONOUS, value \"SyncProducer1\" "
+                            + "on peer \"SyncConsumer1\" does not equal event handler \"SyncProducer0\"\n"
+                            + "    parameter group \"SyncProducer1\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID"
+                            + ", peer \"SyncConsumer0 for peered mode SYNCHRONOUS, value \"SyncProducer0\" "
+                            + "on peer \"SyncConsumer0\" does not equal event handler \"SyncProducer1\"\n"
+                            + "  parameter group map \"eventInputParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "    parameter group \"SyncConsumer0\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID"
+                            + ", peer \"SyncProducer0 for peered mode SYNCHRONOUS, value \"SyncConsumer1\" "
+                            + "on peer \"SyncProducer0\" does not equal event handler \"SyncConsumer0\"\n"
+                            + "    parameter group \"SyncConsumer1\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID"
+                            + ", peer \"SyncProducer1 for peered mode SYNCHRONOUS, value \"SyncConsumer0\" "
+                            + "on peer \"SyncProducer1\" does not equal event handler \"SyncConsumer1\"\n",
+                            e.getMessage());
         }
     }
 
     @Test
-    public void syncUnusedProducerPeers() throws ApexParameterException {
-        final String[] args = {"-c", "src/test/resources/parameters/syncUnusedProducerPeers.json"};
+    public void syncUnusedProducerPeers() throws ParameterException {
+        final String[] args = { "-c", "src/test/resources/parameters/syncUnusedProducerPeers.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("validation error(s) on parameters from "
-                    + "\"src/test/resources/parameters/syncUnusedProducerPeers.json\"\nApex parameters invalid\n"
-                    + " value of parameter \"synchronousPeer\" on event input \"SyncConsumer1\" must be unique, "
-                    + "it is used on another event input\nsynchronous peers of event input \"SyncConsumer0\" and event"
-                    + " output \"SyncProducer1/SyncConsumer1\" do not match", e.getMessage());
+                            + "\"src/test/resources/parameters/syncUnusedProducerPeers.json\"\n"
+                            + "parameter group \"APEX_PARAMETERS\" type "
+                            + "\"org.onap.policy.apex.service.parameters.ApexParameters\" INVALID, "
+                            + "parameter group has status INVALID\n"
+                            + "  parameter group map \"eventOutputParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "    parameter group \"SyncProducer0\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID"
+                            + ", peer \"SyncConsumer0 for peered mode SYNCHRONOUS, value \"SyncProducer1\" on peer "
+                            + "\"SyncConsumer0\" does not equal event handler \"SyncProducer0\"\n"
+                            + "  parameter group map \"eventInputParameters\" INVALID, parameter group has status INVALID\n"
+                            + "    parameter group \"SyncConsumer0\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID"
+                            + ", peer \"SyncProducer1 for peered mode SYNCHRONOUS, value \"SyncConsumer1\" on peer "
+                            + "\"SyncProducer1\" does not equal event handler \"SyncConsumer0\"\n", e.getMessage());
         }
     }
 
     @Test
-    public void syncMismatchedTimeout() throws ApexParameterException {
-        final String[] args = {"-c", "src/test/resources/parameters/syncUnusedProducerPeers.json"};
+    public void syncMismatchedTimeout() throws ParameterException {
+        final String[] args = { "-c", "src/test/resources/parameters/syncMismatchedTimeout.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
             new ApexParameterHandler().getParameters(arguments);
             fail("This test should throw an exception");
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             assertEquals("validation error(s) on parameters from "
-                    + "\"src/test/resources/parameters/syncUnusedProducerPeers.json\"\n" + "Apex parameters invalid\n"
-                    + " value of parameter \"synchronousPeer\" on event input \"SyncConsumer1\" "
-                    + "must be unique, it s used on another event input\n"
-                    + " synchronous peers of event input \"SyncConsumer0\" and event output "
-                    + "\"SyncProducer1/SyncConsumer1\" do not match", e.getMessage());
+                            + "\"src/test/resources/parameters/syncMismatchedTimeout.json\"\n"
+                            + "parameter group \"APEX_PARAMETERS\" type "
+                            + "\"org.onap.policy.apex.service.parameters.ApexParameters\" INVALID, "
+                            + "parameter group has status INVALID\n"
+                            + "  parameter group map \"eventOutputParameters\" "
+                            + "INVALID, parameter group has status INVALID\n"
+                            + "    parameter group \"SyncProducer1\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID,"
+                            + " peer \"SyncConsumer1 for peered mode SYNCHRONOUS timeout 456 "
+                            + "on event handler \"SyncProducer1\" does not equal timeout 123 "
+                            + "on event handler \"SyncConsumer1\"\n"
+                            + "  parameter group map \"eventInputParameters\" INVALID, "
+                            + "parameter group has status INVALID\n" + "    parameter group \"SyncConsumer1\" type "
+                            + "\"org.onap.policy.apex.service.parameters.eventhandler.EventHandlerParameters\" INVALID,"
+                            + " peer \"SyncProducer1 for peered mode SYNCHRONOUS timeout 123 "
+                            + "on event handler \"SyncConsumer1\" does not equal timeout 456 "
+                            + "on event handler \"SyncProducer1\"\n", e.getMessage());
         }
     }
 
     @Test
     public void syncGoodParametersTest() {
-        final String[] args = {"-c", "src/test/resources/parameters/SyncGoodParams.json"};
+        final String[] args = { "-c", "src/test/resources/parameters/syncGoodParams.json" };
         final ApexCommandLineArguments arguments = new ApexCommandLineArguments(args);
 
         try {
@@ -306,22 +411,22 @@ public class SyncParameterTests {
             assertEquals(19, parameters.getEngineServiceParameters().getInstanceCount());
             assertEquals(65522, parameters.getEngineServiceParameters().getDeploymentPort());
 
-            final CarrierTechnologyParameters prodCT0 =
-                    parameters.getEventOutputParameters().get("SyncProducer0").getCarrierTechnologyParameters();
-            final EventProtocolParameters prodEP0 =
-                    parameters.getEventOutputParameters().get("SyncProducer0").getEventProtocolParameters();
-            final CarrierTechnologyParameters consCT0 =
-                    parameters.getEventInputParameters().get("SyncConsumer0").getCarrierTechnologyParameters();
-            final EventProtocolParameters consEP0 =
-                    parameters.getEventInputParameters().get("SyncConsumer0").getEventProtocolParameters();
-            final CarrierTechnologyParameters prodCT1 =
-                    parameters.getEventOutputParameters().get("SyncProducer1").getCarrierTechnologyParameters();
-            final EventProtocolParameters prodEP1 =
-                    parameters.getEventOutputParameters().get("SyncProducer1").getEventProtocolParameters();
-            final CarrierTechnologyParameters consCT1 =
-                    parameters.getEventInputParameters().get("SyncConsumer1").getCarrierTechnologyParameters();
-            final EventProtocolParameters consEP1 =
-                    parameters.getEventInputParameters().get("SyncConsumer1").getEventProtocolParameters();
+            final CarrierTechnologyParameters prodCT0 = parameters.getEventOutputParameters().get("SyncProducer0")
+                            .getCarrierTechnologyParameters();
+            final EventProtocolParameters prodEP0 = parameters.getEventOutputParameters().get("SyncProducer0")
+                            .getEventProtocolParameters();
+            final CarrierTechnologyParameters consCT0 = parameters.getEventInputParameters().get("SyncConsumer0")
+                            .getCarrierTechnologyParameters();
+            final EventProtocolParameters consEP0 = parameters.getEventInputParameters().get("SyncConsumer0")
+                            .getEventProtocolParameters();
+            final CarrierTechnologyParameters prodCT1 = parameters.getEventOutputParameters().get("SyncProducer1")
+                            .getCarrierTechnologyParameters();
+            final EventProtocolParameters prodEP1 = parameters.getEventOutputParameters().get("SyncProducer1")
+                            .getEventProtocolParameters();
+            final CarrierTechnologyParameters consCT1 = parameters.getEventInputParameters().get("SyncConsumer1")
+                            .getCarrierTechnologyParameters();
+            final EventProtocolParameters consEP1 = parameters.getEventInputParameters().get("SyncConsumer1")
+                            .getEventProtocolParameters();
 
             assertEquals("FILE", prodCT0.getLabel());
             assertEquals("JSON", prodEP0.getLabel());
@@ -335,8 +440,7 @@ public class SyncParameterTests {
             assertTrue(consCT1 instanceof SuperDooperCarrierTechnologyParameters);
             assertTrue(consEP1 instanceof SuperTokenDelimitedEventProtocolParameters);
 
-            final SuperDooperCarrierTechnologyParameters superDooperParameters =
-                    (SuperDooperCarrierTechnologyParameters) consCT1;
+            final SuperDooperCarrierTechnologyParameters superDooperParameters = (SuperDooperCarrierTechnologyParameters) consCT1;
             assertEquals("localhost:9092", superDooperParameters.getBootstrapServers());
             assertEquals("all", superDooperParameters.getAcks());
             assertEquals(0, superDooperParameters.getRetries());
@@ -350,17 +454,17 @@ public class SyncParameterTests {
             assertEquals("apex-out", superDooperParameters.getProducerTopic());
             assertEquals(100, superDooperParameters.getConsumerPollTime());
             assertEquals("org.apache.superDooper.common.serialization.StringSerializer",
-                    superDooperParameters.getKeySerializer());
+                            superDooperParameters.getKeySerializer());
             assertEquals("org.apache.superDooper.common.serialization.StringSerializer",
-                    superDooperParameters.getValueSerializer());
+                            superDooperParameters.getValueSerializer());
             assertEquals("org.apache.superDooper.common.serialization.StringDeserializer",
-                    superDooperParameters.getKeyDeserializer());
+                            superDooperParameters.getKeyDeserializer());
             assertEquals("org.apache.superDooper.common.serialization.StringDeserializer",
-                    superDooperParameters.getValueDeserializer());
+                            superDooperParameters.getValueDeserializer());
 
-            final String[] consumerTopics = {"apex-in"};
+            final String[] consumerTopics = { "apex-in" };
             assertEquals(Arrays.asList(consumerTopics), superDooperParameters.getConsumerTopicList());
-        } catch (final ApexParameterException e) {
+        } catch (final ParameterException e) {
             fail("This test should not throw an exception");
         }
     }
diff --git a/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/dummyclasses/SuperDooperCarrierTechnologyParameters.java b/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/dummyclasses/SuperDooperCarrierTechnologyParameters.java
index 604849f31..3ec84b150 100644
--- a/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/dummyclasses/SuperDooperCarrierTechnologyParameters.java
+++ b/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/dummyclasses/SuperDooperCarrierTechnologyParameters.java
@@ -24,8 +24,9 @@ import java.util.Arrays;
 import java.util.Collection;
 import java.util.Properties;
 
-import org.onap.policy.apex.model.basicmodel.service.ParameterService;
 import org.onap.policy.apex.service.parameters.carriertechnology.CarrierTechnologyParameters;
+import org.onap.policy.common.parameters.GroupValidationResult;
+import org.onap.policy.common.parameters.ValidationStatus;
 
 /**
  * Apex parameters for SuperDooper as an event carrier technology.
@@ -46,14 +47,11 @@ public class SuperDooperCarrierTechnologyParameters extends CarrierTechnologyPar
     private static final int DEFAULT_SESSION_TIMEOUT = 30000;
     private static final String DEFAULT_PRODUCER_TOPIC = "apex-out";
     private static final int DEFAULT_CONSUMER_POLL_TIME = 100;
-    private static final String[] DEFAULT_CONSUMER_TOPIC_LIST = {"apex-in"};
+    private static final String[] DEFAULT_CONSUMER_TOPIC_LIST = { "apex-in" };
     private static final String DEFAULT_KEY_SERIALIZER = "org.apache.superDooper.common.serialization.StringSerializer";
-    private static final String DEFAULT_VALUE_SERIALIZER =
-            "org.apache.superDooper.common.serialization.StringSerializer";
-    private static final String DEFAULT_KEY_DESERIALIZER =
-            "org.apache.superDooper.common.serialization.StringDeserializer";
-    private static final String DEFAULT_VALUE_DESERIALIZER =
-            "org.apache.superDooper.common.serialization.StringDeserializer";
+    private static final String DEFAULT_VALUE_SERIALIZER = "org.apache.superDooper.common.serialization.StringSerializer";
+    private static final String DEFAULT_KEY_DESERIALIZER = "org.apache.superDooper.common.serialization.StringDeserializer";
+    private static final String DEFAULT_VALUE_DESERIALIZER = "org.apache.superDooper.common.serialization.StringDeserializer";
 
     // Parameter property map tokens
     private static final String PROPERTY_BOOTSTRAP_SERVERS = "bootstrap.servers";
@@ -91,19 +89,18 @@ public class SuperDooperCarrierTechnologyParameters extends CarrierTechnologyPar
     private String valueDeserializer = DEFAULT_VALUE_DESERIALIZER;
 
     /**
-     * Constructor to create a file carrier technology parameters instance and register the instance
-     * with the parameter service.
+     * Constructor to create a file carrier technology parameters instance and register the instance with the parameter
+     * service.
      */
     public SuperDooperCarrierTechnologyParameters() {
-        super(SuperDooperCarrierTechnologyParameters.class.getCanonicalName());
-        ParameterService.registerParameters(SuperDooperCarrierTechnologyParameters.class, this);
+        super();
 
         // Set the carrier technology properties for the FILE carrier technology
         this.setLabel("SUPER_DOOPER");
         this.setEventProducerPluginClass(
-                "org.onap.policy.apex.service.engine.parameters.dummyclasses.SuperDooperEventProducer");
+                        "org.onap.policy.apex.service.engine.parameters.dummyclasses.SuperDooperEventProducer");
         this.setEventConsumerPluginClass(
-                "org.onap.policy.apex.service.engine.parameters.dummyclasses.SuperDooperEventSubscriber");
+                        "org.onap.policy.apex.service.engine.parameters.dummyclasses.SuperDooperEventSubscriber");
     }
 
     /**
@@ -454,92 +451,103 @@ public class SuperDooperCarrierTechnologyParameters extends CarrierTechnologyPar
     /*
      * (non-Javadoc)
      * 
-     * @see org.onap.policy.apex.apps.uservice.parameters.ApexParameterValidator#validate()
+     * @see org.onap.policy.common.parameters.ParameterGroup#getName()
      */
     @Override
-    public String validate() {
-        final StringBuilder errorMessageBuilder = new StringBuilder();
+    public String getName() {
+        return this.getLabel();
+    }
 
-        errorMessageBuilder.append(super.validate());
+    /*
+     * (non-Javadoc)
+     * 
+     * @see org.onap.policy.apex.apps.uservice.parameters.ApexParameterValidator#validate()
+     */
+    @Override
+    public GroupValidationResult validate() {
+        final GroupValidationResult result = super.validate();
 
         if (bootstrapServers == null || bootstrapServers.trim().length() == 0) {
-            errorMessageBuilder
-                    .append("  bootstrapServers not specified, must be specified as a string of form host:port\n");
+            result.setResult("bootstrapServers", ValidationStatus.INVALID,
+                            "bootstrapServers not specified, must be specified as a string of form host:port");
         }
 
         if (acks == null || acks.trim().length() == 0) {
-            errorMessageBuilder.append("  acks not specified, must be specified as a string with values [0|1|all]\n");
+            result.setResult("acks", ValidationStatus.INVALID,
+                            "acks not specified, must be specified as a string with values [0|1|all]");
         }
 
         if (retries < 0) {
-            errorMessageBuilder.append("  retries [" + retries + "] invalid, must be specified as retries >= 0\n");
+            result.setResult("retries", ValidationStatus.INVALID, "[" + retries + "] invalid, must be specified as retries >= 0");
         }
 
         if (batchSize < 0) {
-            errorMessageBuilder
-                    .append("  batchSize [" + batchSize + "] invalid, must be specified as batchSize >= 0\n");
+            result.setResult("batchSize", ValidationStatus.INVALID, "[" + batchSize + "] invalid, must be specified as batchSize >= 0");
         }
 
         if (lingerTime < 0) {
-            errorMessageBuilder
-                    .append("  lingerTime [" + lingerTime + "] invalid, must be specified as lingerTime >= 0\n");
+            result.setResult("lingerTime", ValidationStatus.INVALID, "[" + lingerTime + "] invalid, must be specified as lingerTime >= 0");
         }
 
         if (bufferMemory < 0) {
-            errorMessageBuilder
-                    .append("  bufferMemory [" + bufferMemory + "] invalid, must be specified as bufferMemory >= 0\n");
+            result.setResult("bufferMemory", ValidationStatus.INVALID, "[" + bufferMemory + "] invalid, must be specified as bufferMemory >= 0");
         }
 
         if (groupId == null || groupId.trim().length() == 0) {
-            errorMessageBuilder.append("  groupId not specified, must be specified as a string\n");
+            result.setResult("groupId", ValidationStatus.INVALID, "not specified, must be specified as a string");
         }
 
         if (autoCommitTime < 0) {
-            errorMessageBuilder.append(
-                    "  autoCommitTime [" + autoCommitTime + "] invalid, must be specified as autoCommitTime >= 0\n");
+            result.setResult("autoCommitTime", ValidationStatus.INVALID, "[" + autoCommitTime
+                            + "] invalid, must be specified as autoCommitTime >= 0");
         }
 
         if (sessionTimeout < 0) {
-            errorMessageBuilder.append(
-                    "  sessionTimeout [" + sessionTimeout + "] invalid, must be specified as sessionTimeout >= 0\n");
+            result.setResult("sessionTimeout", ValidationStatus.INVALID, "sessionTimeout [" + sessionTimeout
+                            + "] invalid, must be specified as sessionTimeout >= 0");
         }
 
         if (producerTopic == null || producerTopic.trim().length() == 0) {
-            errorMessageBuilder.append("  producerTopic not specified, must be specified as a string\n");
+            result.setResult("producerTopic", ValidationStatus.INVALID, "producerTopic not specified, must be specified as a string");
         }
 
         if (consumerPollTime < 0) {
-            errorMessageBuilder.append("  consumerPollTime [" + consumerPollTime
-                    + "] invalid, must be specified as consumerPollTime >= 0\n");
+            result.setResult("consumerPollTime", ValidationStatus.INVALID, "[" + consumerPollTime
+                            + "] invalid, must be specified as consumerPollTime >= 0");
         }
 
         if (consumerTopicList == null || consumerTopicList.length == 0) {
-            errorMessageBuilder.append("  consumerTopicList not specified, must be specified as a list of strings\n");
+            result.setResult("consumerTopicList", ValidationStatus.INVALID, "not specified, must be specified as a list of strings");
         }
 
+        StringBuilder consumerTopicMessageBuilder = new StringBuilder();
         for (final String consumerTopic : consumerTopicList) {
             if (consumerTopic == null || consumerTopic.trim().length() == 0) {
-                errorMessageBuilder.append("  invalid consumer topic \"" + consumerTopic
-                        + "\" specified on consumerTopicList, consumer topics must be specified as strings\n");
+                consumerTopicMessageBuilder.append("  invalid consumer topic \"" + consumerTopic
+                                + "\" specified on consumerTopicList, consumer topics must be specified as strings");
             }
         }
+        
+        if (consumerTopicMessageBuilder.length() > 0) {
+            result.setResult("consumerTopicList", ValidationStatus.INVALID, consumerTopicMessageBuilder.toString());
+        }
 
         if (keySerializer == null || keySerializer.trim().length() == 0) {
-            errorMessageBuilder.append("  keySerializer not specified, must be specified as a string\n");
+            result.setResult("keySerializer", ValidationStatus.INVALID, "not specified, must be specified as a string");
         }
 
         if (valueSerializer == null || valueSerializer.trim().length() == 0) {
-            errorMessageBuilder.append("  valueSerializer not specified, must be specified as a string\n");
+            result.setResult("valueSerializer", ValidationStatus.INVALID, "not specified, must be specified as a string");
         }
 
         if (keyDeserializer == null || keyDeserializer.trim().length() == 0) {
-            errorMessageBuilder.append("  keyDeserializer not specified, must be specified as a string\n");
+            result.setResult("keyDeserializer", ValidationStatus.INVALID, "not specified, must be specified as a string");
         }
 
         if (valueDeserializer == null || valueDeserializer.trim().length() == 0) {
-            errorMessageBuilder.append("  valueDeserializer not specified, must be specified as a string\n");
+            result.setResult("valueDeserializer", ValidationStatus.INVALID, "not specified, must be specified as a string");
         }
 
-        return errorMessageBuilder.toString();
+        return result;
     }
 }
diff --git a/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/dummyclasses/SuperDooperDistributorParameters.java b/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/dummyclasses/SuperDooperDistributorParameters.java
index 8d7d65977..72dbc57a6 100644
--- a/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/dummyclasses/SuperDooperDistributorParameters.java
+++ b/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/dummyclasses/SuperDooperDistributorParameters.java
@@ -21,7 +21,6 @@
 package org.onap.policy.apex.service.engine.parameters.dummyclasses;
 
 import org.onap.policy.apex.context.parameters.DistributorParameters;
-import org.onap.policy.apex.model.basicmodel.service.ParameterService;
 
 /**
  * Distributor parameters for the Super Dooper Distributor.
@@ -44,9 +43,7 @@ public class SuperDooperDistributorParameters extends DistributorParameters {
     private String jGroupsBindAddress = DEFAULT_INFINSPAN_JGROUPS_BIND_ADDRESS;
 
     public SuperDooperDistributorParameters() {
-        super(SuperDooperDistributorParameters.class.getCanonicalName());
-        ParameterService.registerParameters(SuperDooperDistributorParameters.class, this);
-        ParameterService.registerParameters(DistributorParameters.class, this);
+        super();
     }
 
     public String getConfigFile() {
diff --git a/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/dummyclasses/SuperTokenDelimitedEventProtocolParameters.java b/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/dummyclasses/SuperTokenDelimitedEventProtocolParameters.java
index bac271319..02d986186 100644
--- a/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/dummyclasses/SuperTokenDelimitedEventProtocolParameters.java
+++ b/services/services-engine/src/test/java/org/onap/policy/apex/service/engine/parameters/dummyclasses/SuperTokenDelimitedEventProtocolParameters.java
@@ -20,7 +20,6 @@
 
 package org.onap.policy.apex.service.engine.parameters.dummyclasses;
 
-import org.onap.policy.apex.model.basicmodel.service.ParameterService;
 import org.onap.policy.apex.service.engine.event.impl.jsonprotocolplugin.JSONEventProtocolParameters;
 import org.onap.policy.apex.service.parameters.eventprotocol.EventProtocolTextTokenDelimitedParameters;
 
@@ -40,7 +39,6 @@ public class SuperTokenDelimitedEventProtocolParameters extends EventProtocolTex
      */
     public SuperTokenDelimitedEventProtocolParameters() {
         super(JSONEventProtocolParameters.class.getCanonicalName());
-        ParameterService.registerParameters(SuperTokenDelimitedEventProtocolParameters.class, this);
 
         // Set the event protocol properties for the JSON carrier technology
         this.setLabel(SUPER_TOKEN_EVENT_PROTOCOL_LABEL);