Fixing issues in apex documents

Change-Id: Ibc07c20fa8ac1018443a3c061613fdaecc5efb83
Issue-ID: POLICY-1280
Signed-off-by: ramverma <ram.krishna.verma@ericsson.com>

5 files changed, 21 insertions, 30 deletions

diff --git a/context/context-test-utils/src/main/java/org/onap/policy/apex/context/test/distribution/ContextAlbumUpdate.java b/context/context-test-utils/src/main/java/org/onap/policy/apex/context/test/distribution/ContextAlbumUpdate.java
index 50f968997..d3f4d4704 100644
--- a/context/context-test-utils/src/main/java/org/onap/policy/apex/context/test/distribution/ContextAlbumUpdate.java
+++ b/context/context-test-utils/src/main/java/org/onap/policy/apex/context/test/distribution/ContextAlbumUpdate.java
@@ -25,8 +25,6 @@ import static org.junit.Assert.assertNotNull;
 import static org.onap.policy.apex.context.test.utils.Constants.APEX_DISTRIBUTOR;
 import static org.onap.policy.apex.context.test.utils.Constants.VERSION;
 
-import java.io.IOException;
-
 import org.onap.policy.apex.context.ContextAlbum;
 import org.onap.policy.apex.context.Distributor;
 import org.onap.policy.apex.context.impl.distribution.DistributorFactory;
@@ -51,7 +49,6 @@ public class ContextAlbumUpdate {
      * Test context album update.
      *
      * @throws ApexModelException the apex model exception
-     * @throws IOException the IO exception
      * @throws ApexException the apex exception
      */
     public void testContextAlbumUpdate() throws ApexException {
diff --git a/context/context-test-utils/src/main/java/org/onap/policy/apex/context/test/distribution/ContextUpdate.java b/context/context-test-utils/src/main/java/org/onap/policy/apex/context/test/distribution/ContextUpdate.java
index 65f50d703..b897b83f6 100644
--- a/context/context-test-utils/src/main/java/org/onap/policy/apex/context/test/distribution/ContextUpdate.java
+++ b/context/context-test-utils/src/main/java/org/onap/policy/apex/context/test/distribution/ContextUpdate.java
@@ -34,7 +34,6 @@ import static org.onap.policy.apex.context.test.utils.Constants.TIME_ZONE;
 import static org.onap.policy.apex.context.test.utils.Constants.VERSION;
 import static org.onap.policy.apex.context.test.utils.Constants.getAxArtifactKeyArray;
 
-import java.io.IOException;
 import java.util.Date;
 import java.util.HashMap;
 import java.util.Locale;
@@ -74,7 +73,6 @@ public class ContextUpdate {
      * Test context update.
      *
      * @throws ApexModelException the apex model exception
-     * @throws IOException the IO exception
      * @throws ApexException the apex exception
      */
     public void testContextUpdate() throws ApexException {
@@ -109,7 +107,7 @@ public class ContextUpdate {
         } catch (final ContextRuntimeException e) {
             assertEquals(
                     "Failed to set context value for key \"0\" in album \"LongContextAlbum:0.0.1\": LongContextAlbum"
-                    + ":0.0.1: object \"\" of class \"java.lang.String\" not compatible with class \"java.lang.Long\"",
+                            + ":0.0.1: object \"\" of class \"java.lang.String\" not compatible with class \"java.lang.Long\"",
                     e.getMessage());
             LOGGER.trace(NORMAL_TEST_EXCEPTION, e);
         }
diff --git a/context/context-test-utils/src/main/java/org/onap/policy/apex/context/test/locking/ConcurrentContext.java b/context/context-test-utils/src/main/java/org/onap/policy/apex/context/test/locking/ConcurrentContext.java
index ee0a1072c..a673824ea 100644
--- a/context/context-test-utils/src/main/java/org/onap/policy/apex/context/test/locking/ConcurrentContext.java
+++ b/context/context-test-utils/src/main/java/org/onap/policy/apex/context/test/locking/ConcurrentContext.java
@@ -61,13 +61,12 @@ public class ConcurrentContext {
 
     /**
      * The method tests concurrent use of context.
+     * 
      * @return the verified context
      * @throws ApexModelException the exception occurs in model handling
-     * @throws IOException the IO exception occurs in handling IO
      * @throws ApexException the Apex exception occurs in handling Apex
      */
-    public Map<String, TestContextLongItem> testConcurrentContext()
-            throws ApexException {
+    public Map<String, TestContextLongItem> testConcurrentContext() throws ApexException {
 
         try {
             setupAndVerifyContext();
@@ -154,7 +153,7 @@ public class ConcurrentContext {
         final Map<String, TestContextLongItem> values = new HashMap<>();
         try {
 
-            for (Entry<String, Object> entry : ltypeAlbum.entrySet()) {
+            for (final Entry<String, Object> entry : ltypeAlbum.entrySet()) {
                 values.put(entry.getKey(), (TestContextLongItem) entry.getValue());
             }
         } catch (final Exception exception) {
diff --git a/context/context-test-utils/src/main/java/org/onap/policy/apex/context/test/locking/ConcurrentContextJvm.java b/context/context-test-utils/src/main/java/org/onap/policy/apex/context/test/locking/ConcurrentContextJvm.java
index cd2c2ed1f..c7043bc53 100644
--- a/context/context-test-utils/src/main/java/org/onap/policy/apex/context/test/locking/ConcurrentContextJvm.java
+++ b/context/context-test-utils/src/main/java/org/onap/policy/apex/context/test/locking/ConcurrentContextJvm.java
@@ -76,6 +76,7 @@ public final class ConcurrentContextJvm {
 
     /**
      * This method executes the test of concurrent use of context in a single JVM.
+     * 
      * @throws ApexException the Apex exception occurs while running the test
      */
     public void execute() throws ApexException {
@@ -145,14 +146,12 @@ public final class ConcurrentContextJvm {
         for (int p = 7; p < args.length - 1; p += 2) {
             @SuppressWarnings("rawtypes")
             final Class parametersClass = Class.forName(args[p]);
-            final ParameterGroup parameters =
-                    (ParameterGroup) new Gson().fromJson(args[p + 1], parametersClass);
+            final ParameterGroup parameters = (ParameterGroup) new Gson().fromJson(args[p + 1], parametersClass);
             ParameterService.register(parameters);
         }
 
         for (final Entry<String, ParameterGroup> parameterEntry : ParameterService.getAll()) {
-            LOGGER.info("Parameter class " + parameterEntry.getKey() + "="
-                    + parameterEntry.getValue().toString());
+            LOGGER.info("Parameter class " + parameterEntry.getKey() + "=" + parameterEntry.getValue().toString());
         }
 
         try {
@@ -192,7 +191,7 @@ public final class ConcurrentContextJvm {
     /**
      * This method sets up any static configuration required by the JVM.
      *
-     * @throws Exception on configuration errors
+     * @throws ApexException on configuration errors
      */
     public static void configure() throws ApexException {
         System.setProperty("java.net.preferIPv4Stack", "true");
@@ -208,10 +207,10 @@ public final class ConcurrentContextJvm {
         Enumeration<NetworkInterface> nets;
         try {
             nets = NetworkInterface.getNetworkInterfaces();
-        } catch (SocketException e) {
+        } catch (final SocketException e) {
             throw new ApexException("cound not get network interfaces for test", e);
         }
-        
+
         for (final NetworkInterface netint : Collections.list(nets)) {
             final Enumeration<InetAddress> inetAddresses = netint.getInetAddresses();
             for (final InetAddress inetAddress : Collections.list(inetAddresses)) {
diff --git a/context/context-test-utils/src/main/java/org/onap/policy/apex/context/test/utils/ZooKeeperServerServiceProvider.java b/context/context-test-utils/src/main/java/org/onap/policy/apex/context/test/utils/ZooKeeperServerServiceProvider.java
index 1949769a6..ac9ae68b7 100644
--- a/context/context-test-utils/src/main/java/org/onap/policy/apex/context/test/utils/ZooKeeperServerServiceProvider.java
+++ b/context/context-test-utils/src/main/java/org/onap/policy/apex/context/test/utils/ZooKeeperServerServiceProvider.java
@@ -5,15 +5,15 @@
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- * 
+ *
  *      http://www.apache.org/licenses/LICENSE-2.0
- * 
+ *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
- * 
+ *
  * SPDX-License-Identifier: Apache-2.0
  * ============LICENSE_END=========================================================
  */
@@ -65,8 +65,8 @@ public class ZooKeeperServerServiceProvider {
 
     /**
      * Start the Zookeeper server.
-     * @throws IOException the IO exception occurs while setting up Zookeeper server
-     * @throws InterruptedException the interrupted exception occurs while setting up Zookeeper server
+     *
+     * @throws ApexException on configuration errors
      */
     public void startZookeeperServer() throws ApexException {
         LOGGER.info("Starting up ZooKeeperServer using address: {} and port: {}", addr.getAddress(), addr.getPort());
@@ -76,23 +76,21 @@ public class ZooKeeperServerServiceProvider {
             server = new ZooKeeperServer(zookeeperDirectory, zookeeperDirectory, 5000);
             zookeeperFactory = new NIOServerCnxnFactory();
             zookeeperFactory.configure(addr, 100);
-        }
-        catch (IOException ioe) {
-            String message = "exception on starting Zookeeper server";
+        } catch (final IOException ioe) {
+            final String message = "exception on starting Zookeeper server";
             LOGGER.warn(message, ioe);
             throw new ApexException(message, ioe);
         }
-        
+
         try {
             zookeeperFactory.startup(server);
-        }
-        catch (InterruptedException | IOException ie) {
-            String message = "Zookeeper server start failed";
+        } catch (InterruptedException | IOException ie) {
+            final String message = "Zookeeper server start failed";
             LOGGER.warn(message, ie);
             Thread.currentThread().interrupt();
             throw new ApexException(message, ie);
         }
-        
+
     }
 
     /**