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authora.sreekumar <ajith.sreekumar@est.tech>2019-05-14 15:10:11 +0000
committera.sreekumar <ajith.sreekumar@est.tech>2019-05-14 15:10:11 +0000
commitceb3ced528288d9869d14930ca88907547a20c93 (patch)
tree4eaf8872ef8cb22509138ddd2d418832a1df8865 /models-sim/policy-models-sim-pdp/src/main/java
parentcee63084a9ebe9f91dc7afa490d18572448e6668 (diff)
Adding pdp simulator for testing purposes2.0.12.0.0
Change-Id: I809e229bf363f3b18942b20521b05e2dc06643b4 Issue-ID: POLICY-1768 Signed-off-by: a.sreekumar <ajith.sreekumar@est.tech>
Diffstat (limited to 'models-sim/policy-models-sim-pdp/src/main/java')
-rw-r--r--models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/PdpSimulatorActivator.java212
-rw-r--r--models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/PdpSimulatorCommandLineArguments.java300
-rw-r--r--models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/PdpSimulatorConstants.java37
-rw-r--r--models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/PdpSimulatorMain.java167
-rw-r--r--models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/comm/PdpStateChangeListener.java52
-rw-r--r--models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/comm/PdpStatusPublisher.java93
-rw-r--r--models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/comm/PdpUpdateListener.java54
-rw-r--r--models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/exception/PdpSimulatorException.java59
-rw-r--r--models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/exception/PdpSimulatorRunTimeException.java58
-rw-r--r--models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/handler/PdpMessageHandler.java151
-rw-r--r--models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/handler/PdpStateChangeMessageHandler.java125
-rw-r--r--models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/handler/PdpUpdateMessageHandler.java121
-rw-r--r--models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/parameters/PdpSimulatorParameterGroup.java48
-rw-r--r--models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/parameters/PdpSimulatorParameterHandler.java89
-rw-r--r--models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/parameters/PdpStatusParameters.java52
-rw-r--r--models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/parameters/ToscaPolicyTypeIdentifierParameters.java43
16 files changed, 1661 insertions, 0 deletions
diff --git a/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/PdpSimulatorActivator.java b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/PdpSimulatorActivator.java
new file mode 100644
index 000000000..be396de05
--- /dev/null
+++ b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/PdpSimulatorActivator.java
@@ -0,0 +1,212 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.models.sim.pdp;
+
+import java.util.List;
+import java.util.Properties;
+
+import lombok.Getter;
+import lombok.Setter;
+
+
+import org.onap.policy.common.endpoints.event.comm.TopicEndpoint;
+import org.onap.policy.common.endpoints.event.comm.TopicSink;
+import org.onap.policy.common.endpoints.event.comm.TopicSource;
+import org.onap.policy.common.endpoints.listeners.MessageTypeDispatcher;
+import org.onap.policy.common.utils.services.Registry;
+import org.onap.policy.common.utils.services.ServiceManager;
+import org.onap.policy.common.utils.services.ServiceManagerException;
+import org.onap.policy.models.pdp.enums.PdpMessageType;
+import org.onap.policy.models.sim.pdp.comm.PdpStateChangeListener;
+import org.onap.policy.models.sim.pdp.comm.PdpStatusPublisher;
+import org.onap.policy.models.sim.pdp.comm.PdpUpdateListener;
+import org.onap.policy.models.sim.pdp.exception.PdpSimulatorException;
+import org.onap.policy.models.sim.pdp.exception.PdpSimulatorRunTimeException;
+import org.onap.policy.models.sim.pdp.handler.PdpMessageHandler;
+import org.onap.policy.models.sim.pdp.parameters.PdpSimulatorParameterGroup;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * This class activates the PdpSimulator as a complete service together with all its handlers.
+ *
+ * @author Ajith Sreekumar (ajith.sreekumar@est.tech)
+ */
+public class PdpSimulatorActivator {
+
+ private static final Logger LOGGER = LoggerFactory.getLogger(PdpSimulatorActivator.class);
+ private final PdpSimulatorParameterGroup pdpSimulatorParameterGroup;
+ private List<TopicSink> topicSinks;// topics to which pdp sends pdp status
+ private List<TopicSource> topicSources; // topics to which pdp listens to for messages from pap.
+ private static final String[] MSG_TYPE_NAMES = { "messageName" };
+
+ /**
+ * Listens for messages on the topic, decodes them into a message, and then dispatches them.
+ */
+ private final MessageTypeDispatcher msgDispatcher;
+
+ /**
+ * Used to manage the services.
+ */
+ private ServiceManager manager;
+
+
+ @Getter
+ @Setter(lombok.AccessLevel.PRIVATE)
+ private volatile boolean alive = false;
+
+ /**
+ * Instantiate the activator for onappf PDP-A.
+ *
+ * @param pdpSimulatorParameterGroup the parameters for the onappf PDP-A service
+ * @param topicProperties properties used to configure the topics
+ */
+ public PdpSimulatorActivator(final PdpSimulatorParameterGroup pdpSimulatorParameterGroup,
+ final Properties topicProperties) {
+
+ topicSinks = TopicEndpoint.manager.addTopicSinks(topicProperties);
+ topicSources = TopicEndpoint.manager.addTopicSources(topicProperties);
+
+ final int random = (int) (Math.random() * 1000);
+ final String instanceId = "pdp_" + random;
+ LOGGER.debug("PdpSimulatorActivator initializing with instance id:" + instanceId);
+ try {
+ this.pdpSimulatorParameterGroup = pdpSimulatorParameterGroup;
+ this.msgDispatcher = new MessageTypeDispatcher(MSG_TYPE_NAMES);
+ } catch (final RuntimeException e) {
+ throw new PdpSimulatorRunTimeException(e);
+ }
+
+ final PdpUpdateListener pdpUpdateListener = new PdpUpdateListener();
+ final PdpStateChangeListener pdpStateChangeListener = new PdpStateChangeListener();
+ // @formatter:off
+ this.manager = new ServiceManager()
+ .addAction("topics",
+ () -> TopicEndpoint.manager.start(),
+ () -> TopicEndpoint.manager.shutdown())
+ .addAction("set alive",
+ () -> setAlive(true),
+ () -> setAlive(false))
+ .addAction("register pdp status context object",
+ () -> Registry.register(PdpSimulatorConstants.REG_PDP_STATUS_OBJECT,
+ new PdpMessageHandler().createPdpStatusFromParameters(instanceId,
+ pdpSimulatorParameterGroup.getPdpStatusParameters())),
+ () -> Registry.unregister(PdpSimulatorConstants.REG_PDP_STATUS_OBJECT))
+ .addAction("topic sinks",
+ () -> Registry.register(PdpSimulatorConstants.REG_PDP_TOPIC_SINKS, topicSinks),
+ () -> Registry.unregister(PdpSimulatorConstants.REG_PDP_TOPIC_SINKS))
+ .addAction("Pdp Status publisher",
+ () -> Registry.register(PdpSimulatorConstants.REG_PDP_STATUS_PUBLISHER,
+ new PdpStatusPublisher(topicSinks,
+ pdpSimulatorParameterGroup.getPdpStatusParameters().getTimeIntervalMs())),
+ () -> stopAndRemovePdpStatusPublisher())
+ .addAction("Register pdp update listener",
+ () -> msgDispatcher.register(PdpMessageType.PDP_UPDATE.name(), pdpUpdateListener),
+ () -> msgDispatcher.unregister(PdpMessageType.PDP_UPDATE.name()))
+ .addAction("Register pdp state change request dispatcher",
+ () -> msgDispatcher.register(PdpMessageType.PDP_STATE_CHANGE.name(), pdpStateChangeListener),
+ () -> msgDispatcher.unregister(PdpMessageType.PDP_STATE_CHANGE.name()))
+ .addAction("Message Dispatcher",
+ () -> registerMsgDispatcher(),
+ () -> unregisterMsgDispatcher());
+
+ // @formatter:on
+ }
+
+ /**
+ * Method to stop and unregister the pdp status publisher.
+ */
+ private void stopAndRemovePdpStatusPublisher() {
+ final PdpStatusPublisher pdpStatusPublisher =
+ Registry.get(PdpSimulatorConstants.REG_PDP_STATUS_PUBLISHER, PdpStatusPublisher.class);
+ pdpStatusPublisher.terminate();
+ Registry.unregister(PdpSimulatorConstants.REG_PDP_STATUS_PUBLISHER);
+ }
+
+ /**
+ * Initialize PdpSimulator service.
+ *
+ * @throws PdpSimulatorException on errors in initializing the service
+ */
+ public void initialize() throws PdpSimulatorException {
+ if (isAlive()) {
+ throw new IllegalStateException("activator already initialized");
+ }
+
+ try {
+ LOGGER.debug("PdpSimulator starting as a service . . .");
+ manager.start();
+ LOGGER.debug("PdpSimulator started as a service");
+ } catch (final ServiceManagerException exp) {
+ LOGGER.error("PdpSimulator service startup failed");
+ throw new PdpSimulatorException(exp.getMessage(), exp);
+ }
+ }
+
+ /**
+ * Terminate PdpSimulator.
+ *
+ * @throws PdpSimulatorException on errors in terminating the service
+ */
+ public void terminate() throws PdpSimulatorException {
+ if (!isAlive()) {
+ throw new IllegalStateException("activator is not running");
+ }
+ try {
+ final PdpStatusPublisher pdpStatusPublisher =
+ Registry.get(PdpSimulatorConstants.REG_PDP_STATUS_PUBLISHER, PdpStatusPublisher.class);
+ // send a final heartbeat with terminated status
+ pdpStatusPublisher.send(new PdpMessageHandler().getTerminatedPdpStatus());
+ manager.stop();
+ Registry.unregister(PdpSimulatorConstants.REG_PDP_SIMULATOR_ACTIVATOR);
+ } catch (final ServiceManagerException exp) {
+ LOGGER.error("PdpSimulator termination failed");
+ throw new PdpSimulatorException(exp.getMessage(), exp);
+ }
+ }
+
+ /**
+ * Get the parameters used by the activator.
+ *
+ * @return pdpSimulatorParameterGroup the parameters of the activator
+ */
+ public PdpSimulatorParameterGroup getParameterGroup() {
+ return pdpSimulatorParameterGroup;
+ }
+
+ /**
+ * Registers the dispatcher with the topic source(s).
+ */
+ private void registerMsgDispatcher() {
+ for (final TopicSource source : topicSources) {
+ source.register(msgDispatcher);
+ }
+ }
+
+ /**
+ * Unregisters the dispatcher from the topic source(s).
+ */
+ private void unregisterMsgDispatcher() {
+ for (final TopicSource source : topicSources) {
+ source.unregister(msgDispatcher);
+ }
+ }
+}
diff --git a/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/PdpSimulatorCommandLineArguments.java b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/PdpSimulatorCommandLineArguments.java
new file mode 100644
index 000000000..fb517e221
--- /dev/null
+++ b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/PdpSimulatorCommandLineArguments.java
@@ -0,0 +1,300 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.models.sim.pdp;
+
+import java.io.File;
+import java.io.PrintWriter;
+import java.io.StringWriter;
+import java.net.URL;
+import java.util.Arrays;
+
+import org.apache.commons.cli.CommandLine;
+import org.apache.commons.cli.DefaultParser;
+import org.apache.commons.cli.HelpFormatter;
+import org.apache.commons.cli.Option;
+import org.apache.commons.cli.Options;
+import org.apache.commons.cli.ParseException;
+import org.apache.log4j.chainsaw.Main;
+
+import org.onap.policy.common.utils.resources.ResourceUtils;
+import org.onap.policy.models.sim.pdp.exception.PdpSimulatorException;
+import org.onap.policy.models.sim.pdp.exception.PdpSimulatorRunTimeException;
+
+/**
+ * This class reads and handles command line parameters for the pdp simulator.
+ *
+ * @author Ajith Sreekumar (ajith.sreekumar@est.tech)
+ */
+public class PdpSimulatorCommandLineArguments {
+
+ private static final String FILE_MESSAGE_PREAMBLE = " file \"";
+ private static final int HELP_LINE_LENGTH = 120;
+
+ private final Options options;
+ private String configurationFilePath = null;
+ private String propertyFilePath = null;
+
+ /**
+ * Construct the options for the CLI editor.
+ */
+ public PdpSimulatorCommandLineArguments() {
+ //@formatter:off
+ options = new Options();
+ options.addOption(Option.builder("h")
+ .longOpt("help")
+ .desc("outputs the usage of this command")
+ .required(false)
+ .type(Boolean.class)
+ .build());
+ options.addOption(Option.builder("v")
+ .longOpt("version")
+ .desc("outputs the version of pdp simulator")
+ .required(false)
+ .type(Boolean.class)
+ .build());
+ options.addOption(Option.builder("c")
+ .longOpt("config-file")
+ .desc("the full path to the configuration file to use, "
+ + "the configuration file must be a Json file containing the pdp simulator parameters")
+ .hasArg()
+ .argName("CONFIG_FILE")
+ .required(false)
+ .type(String.class)
+ .build());
+ options.addOption(Option.builder("p")
+ .longOpt("property-file")
+ .desc("the full path to the topic property file to use, "
+ + "the property file contains the pdp simulator topic properties")
+ .hasArg()
+ .argName("PROP_FILE")
+ .required(false)
+ .type(String.class)
+ .build());
+ //@formatter:on
+ }
+
+ /**
+ * Construct the options for the CLI editor and parse in the given arguments.
+ *
+ * @param args The command line arguments
+ */
+ public PdpSimulatorCommandLineArguments(final String[] args) {
+ // Set up the options with the default constructor
+ this();
+
+ // Parse the arguments
+ try {
+ parse(args);
+ } catch (final PdpSimulatorException e) {
+ throw new PdpSimulatorRunTimeException("parse error on pdp simulator parameters", e);
+ }
+ }
+
+ /**
+ * Parse the command line options.
+ *
+ * @param args The command line arguments
+ * @return a string with a message for help and version, or null if there is no message
+ * @throws PdpSimulatorException on command argument errors
+ */
+ public String parse(final String[] args) throws PdpSimulatorException {
+ // Clear all our arguments
+ setConfigurationFilePath(null);
+ setPropertyFilePath(null);
+
+ CommandLine commandLine = null;
+ try {
+ commandLine = new DefaultParser().parse(options, args);
+ } catch (final ParseException e) {
+ throw new PdpSimulatorException("invalid command line arguments specified : " + e.getMessage());
+ }
+
+ // Arguments left over after Commons CLI does its stuff
+ final String[] remainingArgs = commandLine.getArgs();
+
+ if (remainingArgs.length > 0 && commandLine.hasOption('c') || remainingArgs.length > 0) {
+ throw new PdpSimulatorException("too many command line arguments specified : " + Arrays.toString(args));
+ }
+
+ if (remainingArgs.length == 1) {
+ configurationFilePath = remainingArgs[0];
+ }
+
+ if (commandLine.hasOption('h')) {
+ return help(Main.class.getCanonicalName());
+ }
+
+ if (commandLine.hasOption('v')) {
+ return version();
+ }
+
+ if (commandLine.hasOption('c')) {
+ setConfigurationFilePath(commandLine.getOptionValue('c'));
+ }
+
+ if (commandLine.hasOption('p')) {
+ setPropertyFilePath(commandLine.getOptionValue('p'));
+ }
+
+ return null;
+ }
+
+ /**
+ * Validate the command line options.
+ *
+ * @throws PdpSimulatorException on command argument validation errors
+ */
+ public void validate() throws PdpSimulatorException {
+ validateReadableFile("pdp simulator configuration", configurationFilePath);
+ validateReadableFile("pdp simulator properties", propertyFilePath);
+ }
+
+ /**
+ * Print version information for pdp simulator.
+ *
+ * @return the version string
+ */
+ public String version() {
+ return ResourceUtils.getResourceAsString("src/main/resources/version.txt");
+ }
+
+ /**
+ * Print help information for pdp simulator.
+ *
+ * @param mainClassName the main class name
+ * @return the help string
+ */
+ public String help(final String mainClassName) {
+ final HelpFormatter helpFormatter = new HelpFormatter();
+ final StringWriter stringWriter = new StringWriter();
+ final PrintWriter printWriter = new PrintWriter(stringWriter);
+
+ helpFormatter.printHelp(printWriter, HELP_LINE_LENGTH, mainClassName + " [options...]", "options", options, 0,
+ 0, "");
+
+ return stringWriter.toString();
+ }
+
+ /**
+ * Gets the configuration file path.
+ *
+ * @return the configuration file path
+ */
+ public String getConfigurationFilePath() {
+ return configurationFilePath;
+ }
+
+ /**
+ * Gets the full expanded configuration file path.
+ *
+ * @return the configuration file path
+ */
+ public String getFullConfigurationFilePath() {
+ return ResourceUtils.getFilePath4Resource(getConfigurationFilePath());
+ }
+
+ /**
+ * Sets the configuration file path.
+ *
+ * @param configurationFilePath the configuration file path
+ */
+ public void setConfigurationFilePath(final String configurationFilePath) {
+ this.configurationFilePath = configurationFilePath;
+
+ }
+
+ /**
+ * Check set configuration file path.
+ *
+ * @return true, if check set configuration file path
+ */
+ public boolean checkSetConfigurationFilePath() {
+ return configurationFilePath != null && configurationFilePath.length() > 0;
+ }
+
+ /**
+ * Gets the property file path.
+ *
+ * @return the property file path
+ */
+ public String getPropertyFilePath() {
+ return propertyFilePath;
+ }
+
+ /**
+ * Gets the full expanded property file path.
+ *
+ * @return the property file path
+ */
+ public String getFullPropertyFilePath() {
+ return ResourceUtils.getFilePath4Resource(getPropertyFilePath());
+ }
+
+ /**
+ * Sets the property file path.
+ *
+ * @param propertyFilePath the property file path
+ */
+ public void setPropertyFilePath(final String propertyFilePath) {
+ this.propertyFilePath = propertyFilePath;
+
+ }
+
+ /**
+ * Check set property file path.
+ *
+ * @return true, if check set property file path
+ */
+ public boolean checkSetPropertyFilePath() {
+ return propertyFilePath != null && propertyFilePath.length() > 0;
+ }
+
+ /**
+ * Validate readable file.
+ *
+ * @param fileTag the file tag
+ * @param fileName the file name
+ * @throws PdpSimulatorException on the file name passed as a parameter
+ */
+ private void validateReadableFile(final String fileTag, final String fileName) throws PdpSimulatorException {
+ if (fileName == null || fileName.length() == 0) {
+ throw new PdpSimulatorException(fileTag + " file was not specified as an argument");
+ }
+
+ // The file name refers to a resource on the local file system
+ final URL fileUrl = ResourceUtils.getUrl4Resource(fileName);
+ if (fileUrl == null) {
+ throw new PdpSimulatorException(fileTag + FILE_MESSAGE_PREAMBLE + fileName + "\" does not exist");
+ }
+
+ final File theFile = new File(fileUrl.getPath());
+ if (!theFile.exists()) {
+ throw new PdpSimulatorException(fileTag + FILE_MESSAGE_PREAMBLE + fileName + "\" does not exist");
+ }
+ if (!theFile.isFile()) {
+ throw new PdpSimulatorException(fileTag + FILE_MESSAGE_PREAMBLE + fileName + "\" is not a normal file");
+ }
+ if (!theFile.canRead()) {
+ throw new PdpSimulatorException(fileTag + FILE_MESSAGE_PREAMBLE + fileName + "\" is ureadable");
+ }
+ }
+
+}
diff --git a/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/PdpSimulatorConstants.java b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/PdpSimulatorConstants.java
new file mode 100644
index 000000000..22dbc4610
--- /dev/null
+++ b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/PdpSimulatorConstants.java
@@ -0,0 +1,37 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.models.sim.pdp;
+
+/**
+ * Names of various items contained in the Registry.
+ */
+public class PdpSimulatorConstants {
+ // Registry keys
+ public static final String REG_PDP_SIMULATOR_ACTIVATOR = "object:activator/pdp_simulator";
+ public static final String REG_PDP_STATUS_OBJECT = "object:pdp/status";
+ public static final String REG_PDP_TOSCA_POLICY_LIST = "object:pdp/tosca/policy/list";
+ public static final String REG_PDP_STATUS_PUBLISHER = "object:pdp/status/publisher";
+ public static final String REG_PDP_TOPIC_SINKS = "object:pdp/topic/sinks";
+
+ private PdpSimulatorConstants() {
+ super();
+ }
+}
diff --git a/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/PdpSimulatorMain.java b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/PdpSimulatorMain.java
new file mode 100644
index 000000000..f5892d5c8
--- /dev/null
+++ b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/PdpSimulatorMain.java
@@ -0,0 +1,167 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.models.sim.pdp;
+
+import java.io.FileInputStream;
+import java.util.Arrays;
+import java.util.Properties;
+
+
+import org.onap.policy.common.utils.services.Registry;
+import org.onap.policy.models.sim.pdp.exception.PdpSimulatorException;
+import org.onap.policy.models.sim.pdp.parameters.PdpSimulatorParameterGroup;
+import org.onap.policy.models.sim.pdp.parameters.PdpSimulatorParameterHandler;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * This class initiates PdpSimulator.
+ *
+ * @author Ajith Sreekumar (ajith.sreekumar@est.tech)
+ */
+public class PdpSimulatorMain {
+
+ private static final String PDP_SIMULATOR_FAIL_MSG = "start of pdp simulator failed";
+
+ private static final Logger LOGGER = LoggerFactory.getLogger(PdpSimulatorMain.class);
+
+ private PdpSimulatorActivator activator;
+ private PdpSimulatorParameterGroup parameterGroup;
+
+ /**
+ * Instantiates the PdpSimulator.
+ *
+ * @param args the command line arguments
+ */
+ public PdpSimulatorMain(final String[] args) {
+ LOGGER.info("In PdpSimulator with parameters ", Arrays.toString(args));
+
+ // Check the arguments
+ final PdpSimulatorCommandLineArguments arguments = new PdpSimulatorCommandLineArguments();
+ try {
+ // The arguments return a string if there is a message to print and we should exit
+ final String argumentMessage = arguments.parse(args);
+ if (argumentMessage != null) {
+ LOGGER.debug(argumentMessage);
+ return;
+ }
+ // Validate that the arguments are sane
+ arguments.validate();
+ } catch (final PdpSimulatorException e) {
+ LOGGER.error(PDP_SIMULATOR_FAIL_MSG, e);
+ return;
+ }
+
+ // Read the parameters
+ try {
+ parameterGroup = new PdpSimulatorParameterHandler().getParameters(arguments);
+ } catch (final Exception e) {
+ LOGGER.error(PDP_SIMULATOR_FAIL_MSG, e);
+ return;
+ }
+
+ // Read the properties
+ final Properties topicProperties = new Properties();
+ try {
+ final String propFile = arguments.getFullPropertyFilePath();
+ try (FileInputStream stream = new FileInputStream(propFile)) {
+ topicProperties.load(stream);
+ }
+ } catch (final Exception e) {
+ LOGGER.error(PDP_SIMULATOR_FAIL_MSG, e);
+ return;
+ }
+
+ // create the activator
+ activator = new PdpSimulatorActivator(parameterGroup, topicProperties);
+ Registry.register(PdpSimulatorConstants.REG_PDP_SIMULATOR_ACTIVATOR, activator);
+ // Start the activator
+ try {
+ activator.initialize();
+ } catch (final PdpSimulatorException e) {
+ LOGGER.error("start of PdpSimulator failed, used parameters are {}", Arrays.toString(args), e);
+ Registry.unregister(PdpSimulatorConstants.REG_PDP_SIMULATOR_ACTIVATOR);
+ return;
+ }
+
+ // Add a shutdown hook to shut everything down in an orderly manner
+ Runtime.getRuntime().addShutdownHook(new PdpSimulatorShutdownHookClass());
+
+ LOGGER.info("Started PdpSimulator service");
+ }
+
+ /**
+ * Get the parameters specified in JSON.
+ *
+ * @return parameterGroup the parameters
+ */
+ public PdpSimulatorParameterGroup getParameters() {
+ return parameterGroup;
+ }
+
+
+ /**
+ * Shut down Execution.
+ *
+ * @throws PdpSimulatorException on shutdown errors
+ */
+ public void shutdown() throws PdpSimulatorException {
+ // clear the parameterGroup variable
+ parameterGroup = null;
+
+ // clear the pdp simulator activator
+ if (activator != null && activator.isAlive()) {
+ activator.terminate();
+ }
+ }
+
+ /**
+ * The Class PdpSimulatorShutdownHookClass terminates the pdp simulator when its run method is called.
+ */
+ private class PdpSimulatorShutdownHookClass extends Thread {
+ /*
+ * (non-Javadoc)
+ *
+ * @see java.lang.Runnable#run()
+ */
+ @Override
+ public void run() {
+ try {
+ // Shutdown the pdp simulator service and wait for everything to stop
+ if (activator != null && activator.isAlive()) {
+ activator.terminate();
+ }
+ } catch (final PdpSimulatorException e) {
+ LOGGER.warn("error occured during shut down of the pdp simulator service", e);
+ }
+ }
+ }
+
+ /**
+ * The main method.
+ *
+ * @param args the arguments
+ *
+ */
+ public static void main(final String[] args) {
+ new PdpSimulatorMain(args);
+ }
+}
diff --git a/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/comm/PdpStateChangeListener.java b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/comm/PdpStateChangeListener.java
new file mode 100644
index 000000000..ebe493a69
--- /dev/null
+++ b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/comm/PdpStateChangeListener.java
@@ -0,0 +1,52 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.models.sim.pdp.comm;
+
+import org.onap.policy.common.endpoints.event.comm.Topic.CommInfrastructure;
+import org.onap.policy.common.endpoints.listeners.ScoListener;
+import org.onap.policy.common.utils.coder.StandardCoderObject;
+import org.onap.policy.models.pdp.concepts.PdpStateChange;
+import org.onap.policy.models.sim.pdp.handler.PdpStateChangeMessageHandler;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Listener for Pdp state change messages sent by PAP.
+ *
+ * @author Ajith Sreekumar (ajith.sreekumar@est.tech)
+ */
+public class PdpStateChangeListener extends ScoListener<PdpStateChange> {
+ private static final Logger LOGGER = LoggerFactory.getLogger(PdpStateChangeListener.class);
+
+ /**
+ * Constructs the object.
+ */
+ public PdpStateChangeListener() {
+ super(PdpStateChange.class);
+ }
+
+ @Override
+ public void onTopicEvent(final CommInfrastructure infra, final String topic, final StandardCoderObject sco,
+ final PdpStateChange pdpStateChangeMsg) {
+ LOGGER.debug("Pdp state change message received from PAP. - {}", pdpStateChangeMsg);
+ new PdpStateChangeMessageHandler().handlePdpStateChangeEvent(pdpStateChangeMsg);
+ }
+}
diff --git a/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/comm/PdpStatusPublisher.java b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/comm/PdpStatusPublisher.java
new file mode 100644
index 000000000..33c9df778
--- /dev/null
+++ b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/comm/PdpStatusPublisher.java
@@ -0,0 +1,93 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.models.sim.pdp.comm;
+
+import java.util.List;
+import java.util.Timer;
+import java.util.TimerTask;
+
+import org.onap.policy.common.endpoints.event.comm.TopicSink;
+import org.onap.policy.common.endpoints.event.comm.client.TopicSinkClient;
+import org.onap.policy.models.pdp.concepts.PdpStatus;
+import org.onap.policy.models.sim.pdp.handler.PdpMessageHandler;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * This class is used to send pdp status messages to pap using TopicSinkClient.
+ *
+ * @author Ajith Sreekumar (ajith.sreekumar@est.tech)
+ */
+public class PdpStatusPublisher extends TimerTask {
+
+ private static final Logger LOGGER = LoggerFactory.getLogger(PdpStatusPublisher.class);
+
+ private TopicSinkClient topicSinkClient;
+ private Timer timer;
+ private long interval;
+
+ /**
+ * Constructor for instantiating PdpStatusPublisher.
+ *
+ * @param topicSinks the topic sinks
+ * @param interval time interval to send pdp status
+ */
+ public PdpStatusPublisher(final List<TopicSink> topicSinks, final long interval) {
+ this.topicSinkClient = new TopicSinkClient(topicSinks.get(0));
+ this.interval = interval;
+ timer = new Timer(false);
+ timer.scheduleAtFixedRate(this, 0, interval);
+ }
+
+ @Override
+ public void run() {
+ final PdpStatus pdpStatus = new PdpMessageHandler().createPdpStatusFromContext();
+ topicSinkClient.send(pdpStatus);
+ LOGGER.debug("Sent heartbeat to PAP - {}", pdpStatus);
+ }
+
+ /**
+ * Terminates the current timer.
+ */
+ public void terminate() {
+ timer.cancel();
+ timer.purge();
+ }
+
+ /**
+ * Get the current time interval used by the timer task.
+ *
+ * @return interval the current time interval
+ */
+ public long getInterval() {
+ return interval;
+ }
+
+ /**
+ * Method to send pdp status message to pap on demand.
+ *
+ * @param pdpStatus the pdp status
+ */
+ public void send(final PdpStatus pdpStatus) {
+ topicSinkClient.send(pdpStatus);
+ LOGGER.debug("Sent pdp status message to PAP - {}", pdpStatus);
+ }
+}
diff --git a/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/comm/PdpUpdateListener.java b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/comm/PdpUpdateListener.java
new file mode 100644
index 000000000..52b1b11f0
--- /dev/null
+++ b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/comm/PdpUpdateListener.java
@@ -0,0 +1,54 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.models.sim.pdp.comm;
+
+import org.onap.policy.common.endpoints.event.comm.Topic.CommInfrastructure;
+import org.onap.policy.common.endpoints.listeners.ScoListener;
+import org.onap.policy.common.utils.coder.StandardCoderObject;
+import org.onap.policy.models.pdp.concepts.PdpUpdate;
+import org.onap.policy.models.sim.pdp.handler.PdpUpdateMessageHandler;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Listener for Pdp update messages sent by PAP.
+ *
+ * @author Ajith Sreekumar (ajith.sreekumar@est.tech)
+ */
+public class PdpUpdateListener extends ScoListener<PdpUpdate> {
+
+ private static final Logger LOGGER = LoggerFactory.getLogger(PdpUpdateListener.class);
+
+ /**
+ * Constructs the object.
+ */
+ public PdpUpdateListener() {
+ super(PdpUpdate.class);
+ }
+
+ @Override
+ public void onTopicEvent(final CommInfrastructure infra, final String topic, final StandardCoderObject sco,
+ final PdpUpdate pdpUpdateMsg) {
+ LOGGER.debug("Pdp update message received from PAP - {}", pdpUpdateMsg);
+ new PdpUpdateMessageHandler().handlePdpUpdateEvent(pdpUpdateMsg);
+
+ }
+}
diff --git a/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/exception/PdpSimulatorException.java b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/exception/PdpSimulatorException.java
new file mode 100644
index 000000000..9d460ad77
--- /dev/null
+++ b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/exception/PdpSimulatorException.java
@@ -0,0 +1,59 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.models.sim.pdp.exception;
+
+/**
+ * This exception will be called if an error occurs in pdp simulator.
+ *
+ * @author Ajith Sreekumar (ajith.sreekumar@est.tech)
+ */
+public class PdpSimulatorException extends Exception {
+ private static final long serialVersionUID = -510646141043975917L;
+
+ /**
+ * Instantiates a new pdp simulator exception with a message.
+ *
+ * @param message the message
+ */
+ public PdpSimulatorException(final String message) {
+ super(message);
+ }
+
+ /**
+ * Instantiates a new pdp simulator exception caused by an exception.
+ *
+ * @param exception the exception that caused this exception to be thrown
+ */
+ public PdpSimulatorException(final Exception exception) {
+ super(exception);
+ }
+
+ /**
+ * Instantiates a new pdp simulator exception with a message and a caused by an exception.
+ *
+ * @param message the message
+ * @param exception the exception that caused this exception to be thrown
+ */
+ public PdpSimulatorException(final String message, final Exception exception) {
+ super(message, exception);
+ }
+
+}
diff --git a/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/exception/PdpSimulatorRunTimeException.java b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/exception/PdpSimulatorRunTimeException.java
new file mode 100644
index 000000000..4b6839f56
--- /dev/null
+++ b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/exception/PdpSimulatorRunTimeException.java
@@ -0,0 +1,58 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.models.sim.pdp.exception;
+
+/**
+ * This runtime exception will be called if a runtime error occurs when using pdp simulator.
+ *
+ * @author Ajith Sreekumar (ajith.sreekumar@est.tech)
+ */
+public class PdpSimulatorRunTimeException extends RuntimeException {
+ private static final long serialVersionUID = -6024353312002272098L;
+
+ /**
+ * Instantiates a new pdp simulator runtime exception with a message.
+ *
+ * @param message the message
+ */
+ public PdpSimulatorRunTimeException(final String message) {
+ super(message);
+ }
+
+ /**
+ * Instantiates a new pdp simulator runtime exception caused by an exception.
+ *
+ * @param exception the exception that caused this exception to be thrown
+ */
+ public PdpSimulatorRunTimeException(final Exception exception) {
+ super(exception);
+ }
+
+ /**
+ * Instantiates a new pdp simulator runtime exception with a message and caused by an exception.
+ *
+ * @param message the message
+ * @param exception the exception that caused this exception to be thrown
+ */
+ public PdpSimulatorRunTimeException(final String message, final Exception exception) {
+ super(message, exception);
+ }
+}
diff --git a/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/handler/PdpMessageHandler.java b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/handler/PdpMessageHandler.java
new file mode 100644
index 000000000..d4296c6df
--- /dev/null
+++ b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/handler/PdpMessageHandler.java
@@ -0,0 +1,151 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.models.sim.pdp.handler;
+
+import java.util.ArrayList;
+import java.util.List;
+
+
+import org.onap.policy.common.utils.services.Registry;
+import org.onap.policy.models.pdp.concepts.PdpResponseDetails;
+import org.onap.policy.models.pdp.concepts.PdpStatus;
+import org.onap.policy.models.pdp.enums.PdpHealthStatus;
+import org.onap.policy.models.pdp.enums.PdpResponseStatus;
+import org.onap.policy.models.pdp.enums.PdpState;
+import org.onap.policy.models.sim.pdp.PdpSimulatorConstants;
+import org.onap.policy.models.sim.pdp.parameters.PdpStatusParameters;
+import org.onap.policy.models.sim.pdp.parameters.ToscaPolicyTypeIdentifierParameters;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyIdentifier;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyTypeIdentifier;
+
+/**
+ * This class supports the handling of pdp messages.
+ *
+ * @author Ajith Sreekumar (ajith.sreekumar@est.tech)
+ */
+public class PdpMessageHandler {
+
+ /**
+ * Method to create PdpStatus message from the parameters which will be saved to the context.
+ *
+ * @param instanceId instance id of the pdp
+ * @param pdpStatusParameters pdp status parameters read from the configuration file
+ *
+ * @return pdpStatus the pdp status message
+ */
+ public PdpStatus createPdpStatusFromParameters(final String instanceId,
+ final PdpStatusParameters pdpStatusParameters) {
+ final PdpStatus pdpStatus = new PdpStatus();
+ pdpStatus.setPdpType(pdpStatusParameters.getPdpType());
+ pdpStatus.setState(PdpState.PASSIVE);
+ pdpStatus.setHealthy(PdpHealthStatus.HEALTHY);
+ pdpStatus.setDescription(pdpStatusParameters.getDescription());
+ pdpStatus.setName(instanceId);
+ pdpStatus.setSupportedPolicyTypes(getSupportedPolicyTypesFromParameters(pdpStatusParameters));
+ return pdpStatus;
+ }
+
+ /**
+ * Method to get supported policy types from the parameters.
+ *
+ * @param pdpStatusParameters pdp status parameters
+ * @return supportedPolicyTypes list of PolicyTypeIdent
+ */
+ private List<ToscaPolicyTypeIdentifier> getSupportedPolicyTypesFromParameters(
+ final PdpStatusParameters pdpStatusParameters) {
+ final List<ToscaPolicyTypeIdentifier> supportedPolicyTypes =
+ new ArrayList<>(pdpStatusParameters.getSupportedPolicyTypes().size());
+ for (final ToscaPolicyTypeIdentifierParameters policyTypeIdentParameters : pdpStatusParameters
+ .getSupportedPolicyTypes()) {
+ supportedPolicyTypes.add(new ToscaPolicyTypeIdentifier(policyTypeIdentParameters.getName(),
+ policyTypeIdentParameters.getVersion()));
+ }
+ return supportedPolicyTypes;
+ }
+
+ /**
+ * Method to create PdpStatus message from the context, which is to be sent by pdp simulator to pap.
+ *
+ * @return PdpStatus the pdp status message
+ */
+ public PdpStatus createPdpStatusFromContext() {
+ final PdpStatus pdpStatusContext = Registry.get(PdpSimulatorConstants.REG_PDP_STATUS_OBJECT, PdpStatus.class);
+ final PdpStatus pdpStatus = new PdpStatus();
+ pdpStatus.setName(pdpStatusContext.getName());
+ pdpStatus.setPdpType(pdpStatusContext.getPdpType());
+ pdpStatus.setState(pdpStatusContext.getState());
+ pdpStatus.setHealthy(pdpStatusContext.getHealthy());
+ pdpStatus.setDescription(pdpStatusContext.getDescription());
+ pdpStatus.setSupportedPolicyTypes(pdpStatusContext.getSupportedPolicyTypes());
+ pdpStatus.setPolicies(pdpStatusContext.getPolicies());
+ pdpStatus.setPdpGroup(pdpStatusContext.getPdpGroup());
+ pdpStatus.setPdpSubgroup(pdpStatusContext.getPdpSubgroup());
+ return pdpStatus;
+ }
+
+ /**
+ * Method to get a final pdp status when the simulator is shut down.
+ *
+ * @return PdpStatus the pdp status message
+ */
+ public PdpStatus getTerminatedPdpStatus() {
+ final PdpStatus pdpStatusInContext = Registry.get(PdpSimulatorConstants.REG_PDP_STATUS_OBJECT, PdpStatus.class);
+ pdpStatusInContext.setState(PdpState.TERMINATED);
+ pdpStatusInContext.setDescription("Pdp Simulator shutting down.");
+ return createPdpStatusFromContext();
+ }
+
+ /**
+ * Method create PdpResponseDetails which will be sent as part of pdp status to PAP.
+ *
+ * @param requestId request id of the PdpUpdate message from pap
+ * @param status response status to be sent back
+ * @param responseMessage response message to be sent back
+ *
+ * @return PdpResponseDetails
+ */
+ public PdpResponseDetails createPdpResonseDetails(final String requestId, final PdpResponseStatus status,
+ final String responseMessage) {
+ final PdpResponseDetails pdpResponseDetails = new PdpResponseDetails();
+ pdpResponseDetails.setResponseTo(requestId);
+ pdpResponseDetails.setResponseStatus(status);
+ pdpResponseDetails.setResponseMessage(responseMessage);
+ return pdpResponseDetails;
+ }
+
+ /**
+ * Method to retrieve list of ToscaPolicyIdentifier from the list of ToscaPolicy.
+ *
+ * @param policies list of ToscaPolicy
+ *
+ * @return policyTypeIdentifiers
+ */
+ public List<ToscaPolicyIdentifier> getToscaPolicyIdentifiers(final List<ToscaPolicy> policies) {
+ final List<ToscaPolicyIdentifier> policyIdentifiers = new ArrayList<>(policies.size());
+ for (final ToscaPolicy policy : policies) {
+ if (null != policy.getName() && null != policy.getVersion()) {
+ policyIdentifiers.add(new ToscaPolicyIdentifier(policy.getName(), policy.getVersion()));
+ }
+ }
+ return policyIdentifiers;
+ }
+}
diff --git a/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/handler/PdpStateChangeMessageHandler.java b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/handler/PdpStateChangeMessageHandler.java
new file mode 100644
index 000000000..ec1fa25a3
--- /dev/null
+++ b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/handler/PdpStateChangeMessageHandler.java
@@ -0,0 +1,125 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.models.sim.pdp.handler;
+
+import java.util.List;
+
+import org.onap.policy.common.utils.services.Registry;
+import org.onap.policy.models.pdp.concepts.PdpResponseDetails;
+import org.onap.policy.models.pdp.concepts.PdpStateChange;
+import org.onap.policy.models.pdp.concepts.PdpStatus;
+import org.onap.policy.models.pdp.enums.PdpResponseStatus;
+import org.onap.policy.models.pdp.enums.PdpState;
+import org.onap.policy.models.sim.pdp.PdpSimulatorConstants;
+import org.onap.policy.models.sim.pdp.comm.PdpStatusPublisher;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * This class supports the handling of pdp state change messages.
+ *
+ * @author Ajith Sreekumar (ajith.sreekumar@est.tech)
+ */
+public class PdpStateChangeMessageHandler {
+
+ private static final Logger LOGGER = LoggerFactory.getLogger(PdpStateChangeMessageHandler.class);
+
+ /**
+ * Method which handles a pdp state change event from PAP.
+ *
+ * @param pdpStateChangeMsg pdp state change message
+ */
+ public void handlePdpStateChangeEvent(final PdpStateChange pdpStateChangeMsg) {
+ final PdpStatus pdpStatusContext = Registry.get(PdpSimulatorConstants.REG_PDP_STATUS_OBJECT, PdpStatus.class);
+ final PdpStatusPublisher pdpStatusPublisher = Registry.get(PdpSimulatorConstants.REG_PDP_STATUS_PUBLISHER);
+ final PdpMessageHandler pdpMessageHandler = new PdpMessageHandler();
+ PdpResponseDetails pdpResponseDetails = null;
+ if (pdpStateChangeMsg.appliesTo(pdpStatusContext.getName(), pdpStatusContext.getPdpGroup(),
+ pdpStatusContext.getPdpSubgroup())) {
+ switch (pdpStateChangeMsg.getState()) {
+ case PASSIVE:
+ pdpResponseDetails = handlePassiveState(pdpStateChangeMsg, pdpStatusContext, pdpMessageHandler);
+ break;
+ case ACTIVE:
+ pdpResponseDetails = handleActiveState(pdpStateChangeMsg, pdpStatusContext, pdpMessageHandler);
+ break;
+ default:
+ break;
+ }
+ final PdpStatus pdpStatus = pdpMessageHandler.createPdpStatusFromContext();
+ pdpStatus.setResponse(pdpResponseDetails);
+ pdpStatus.setDescription("Pdp status response message for PdpStateChange");
+ pdpStatusPublisher.send(pdpStatus);
+ }
+ }
+
+ /**
+ * Method to handle when the new state from pap is active.
+ *
+ * @param pdpStateChangeMsg pdp state change message
+ * @param pdpStatusContext pdp status object in memory
+ * @param pdpMessageHandler the pdp message handler
+ * @return pdpResponseDetails pdp response
+ */
+ private PdpResponseDetails handleActiveState(final PdpStateChange pdpStateChangeMsg,
+ final PdpStatus pdpStatusContext, final PdpMessageHandler pdpMessageHandler) {
+ PdpResponseDetails pdpResponseDetails = null;
+ if (pdpStatusContext.getState().equals(PdpState.ACTIVE)) {
+ pdpResponseDetails = pdpMessageHandler.createPdpResonseDetails(pdpStateChangeMsg.getRequestId(),
+ PdpResponseStatus.SUCCESS, "Pdp already in active state");
+ } else {
+ final List<ToscaPolicy> policies = Registry.get(PdpSimulatorConstants.REG_PDP_TOSCA_POLICY_LIST);
+ if (policies.isEmpty()) {
+ pdpStatusContext.setState(PdpState.ACTIVE);
+ pdpResponseDetails = pdpMessageHandler.createPdpResonseDetails(pdpStateChangeMsg.getRequestId(),
+ PdpResponseStatus.SUCCESS, "State changed to active. No policies found.");
+ } else {
+ pdpResponseDetails = pdpMessageHandler.createPdpResonseDetails(pdpStateChangeMsg.getRequestId(),
+ PdpResponseStatus.SUCCESS, "Pdp started. State changed to active.");
+ pdpStatusContext.setState(PdpState.ACTIVE);
+ }
+ }
+ return pdpResponseDetails;
+ }
+
+ /**
+ * Method to handle when the new state from pap is passive.
+ *
+ * @param pdpStateChangeMsg pdp state change message
+ * @param pdpStatusContext pdp status object in memory
+ * @param pdpMessageHandler the pdp message handler
+ * @return pdpResponseDetails pdp response
+ */
+ private PdpResponseDetails handlePassiveState(final PdpStateChange pdpStateChangeMsg,
+ final PdpStatus pdpStatusContext, final PdpMessageHandler pdpMessageHandler) {
+ PdpResponseDetails pdpResponseDetails = null;
+ if (pdpStatusContext.getState().equals(PdpState.PASSIVE)) {
+ pdpResponseDetails = pdpMessageHandler.createPdpResonseDetails(pdpStateChangeMsg.getRequestId(),
+ PdpResponseStatus.SUCCESS, "Pdp already in passive state");
+ } else {
+ pdpResponseDetails = pdpMessageHandler.createPdpResonseDetails(pdpStateChangeMsg.getRequestId(),
+ PdpResponseStatus.SUCCESS, "Pdp state changed from Active to Passive.");
+ pdpStatusContext.setState(PdpState.PASSIVE);
+ }
+ return pdpResponseDetails;
+ }
+}
diff --git a/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/handler/PdpUpdateMessageHandler.java b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/handler/PdpUpdateMessageHandler.java
new file mode 100644
index 000000000..94499f43d
--- /dev/null
+++ b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/handler/PdpUpdateMessageHandler.java
@@ -0,0 +1,121 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.models.sim.pdp.handler;
+
+import java.util.List;
+
+
+import org.onap.policy.common.endpoints.event.comm.TopicSink;
+import org.onap.policy.common.utils.services.Registry;
+import org.onap.policy.models.pdp.concepts.PdpResponseDetails;
+import org.onap.policy.models.pdp.concepts.PdpStatus;
+import org.onap.policy.models.pdp.concepts.PdpUpdate;
+import org.onap.policy.models.pdp.enums.PdpResponseStatus;
+import org.onap.policy.models.pdp.enums.PdpState;
+import org.onap.policy.models.sim.pdp.PdpSimulatorConstants;
+import org.onap.policy.models.sim.pdp.comm.PdpStatusPublisher;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * This class supports the handling of pdp update messages.
+ *
+ * @author Ajith Sreekumar (ajith.sreekumar@est.tech)
+ */
+public class PdpUpdateMessageHandler {
+
+ private static final Logger LOGGER = LoggerFactory.getLogger(PdpUpdateMessageHandler.class);
+
+ /**
+ * Method which handles a pdp update event from PAP.
+ *
+ * @param pdpUpdateMsg pdp update message
+ */
+ public void handlePdpUpdateEvent(final PdpUpdate pdpUpdateMsg) {
+ final PdpMessageHandler pdpMessageHandler = new PdpMessageHandler();
+ final PdpStatus pdpStatusContext = Registry.get(PdpSimulatorConstants.REG_PDP_STATUS_OBJECT, PdpStatus.class);
+ PdpResponseDetails pdpResponseDetails = null;
+ if (pdpUpdateMsg.appliesTo(pdpStatusContext.getName(), pdpStatusContext.getPdpGroup(),
+ pdpStatusContext.getPdpSubgroup())) {
+ final PdpStatusPublisher pdpStatusPublisher = Registry.get(PdpSimulatorConstants.REG_PDP_STATUS_PUBLISHER);
+ if (checkIfAlreadyHandled(pdpUpdateMsg, pdpStatusContext)) {
+ pdpResponseDetails = pdpMessageHandler.createPdpResonseDetails(pdpUpdateMsg.getRequestId(),
+ PdpResponseStatus.SUCCESS, "Pdp already updated");
+ } else {
+ if (null != pdpUpdateMsg.getPdpHeartbeatIntervalMs() && pdpUpdateMsg.getPdpHeartbeatIntervalMs() > 0
+ && pdpStatusPublisher.getInterval() != pdpUpdateMsg.getPdpHeartbeatIntervalMs()) {
+ updateInterval(pdpUpdateMsg.getPdpHeartbeatIntervalMs());
+ }
+ pdpStatusContext.setPdpGroup(pdpUpdateMsg.getPdpGroup());
+ pdpStatusContext.setPdpSubgroup(pdpUpdateMsg.getPdpSubgroup());
+ pdpStatusContext
+ .setPolicies(new PdpMessageHandler().getToscaPolicyIdentifiers(pdpUpdateMsg.getPolicies()));
+ if (pdpStatusContext.getState().equals(PdpState.ACTIVE)) {
+ if (!pdpUpdateMsg.getPolicies().isEmpty()) {
+ pdpResponseDetails = pdpMessageHandler.createPdpResonseDetails(pdpUpdateMsg.getRequestId(),
+ PdpResponseStatus.SUCCESS, "Pdp engine started and policies are running.");
+ }
+ }
+ Registry.registerOrReplace(PdpSimulatorConstants.REG_PDP_TOSCA_POLICY_LIST, pdpUpdateMsg.getPolicies());
+ if (null == pdpResponseDetails) {
+ pdpResponseDetails = pdpMessageHandler.createPdpResonseDetails(pdpUpdateMsg.getRequestId(),
+ PdpResponseStatus.SUCCESS, "Pdp update successful.");
+ }
+ }
+ final PdpStatusPublisher pdpStatusPublisherTemp =
+ Registry.get(PdpSimulatorConstants.REG_PDP_STATUS_PUBLISHER);
+ final PdpStatus pdpStatus = pdpMessageHandler.createPdpStatusFromContext();
+ pdpStatus.setResponse(pdpResponseDetails);
+ pdpStatus.setDescription("Pdp status response message for PdpUpdate");
+ pdpStatusPublisherTemp.send(pdpStatus);
+ }
+ }
+
+
+ /**
+ * Method checks if the Pdp update message is already handled by checking the values in the context.
+ *
+ * @param pdpUpdateMsg pdp update message received from pap
+ * @param pdpStatusContext values saved in context memory
+ * @return boolean flag which tells if the information is same or not
+ */
+ private boolean checkIfAlreadyHandled(final PdpUpdate pdpUpdateMsg, final PdpStatus pdpStatusContext) {
+ return null != pdpStatusContext.getPdpGroup()
+ && pdpStatusContext.getPdpGroup().equals(pdpUpdateMsg.getPdpGroup())
+ && null != pdpStatusContext.getPdpSubgroup()
+ && pdpStatusContext.getPdpSubgroup().equals(pdpUpdateMsg.getPdpSubgroup())
+ && null != pdpStatusContext.getPolicies() && new PdpMessageHandler()
+ .getToscaPolicyIdentifiers(pdpUpdateMsg.getPolicies()).equals(pdpStatusContext.getPolicies());
+ }
+
+ /**
+ * Method to update the time interval used by the timer task.
+ *
+ * @param interval time interval received in the pdp update message from pap
+ */
+ public void updateInterval(final long interval) {
+ final PdpStatusPublisher pdpStatusPublisher = Registry.get(PdpSimulatorConstants.REG_PDP_STATUS_PUBLISHER);
+ pdpStatusPublisher.terminate();
+ final List<TopicSink> topicSinks = Registry.get(PdpSimulatorConstants.REG_PDP_TOPIC_SINKS);
+ Registry.registerOrReplace(PdpSimulatorConstants.REG_PDP_STATUS_PUBLISHER,
+ new PdpStatusPublisher(topicSinks, interval));
+ }
+}
diff --git a/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/parameters/PdpSimulatorParameterGroup.java b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/parameters/PdpSimulatorParameterGroup.java
new file mode 100644
index 000000000..58c583901
--- /dev/null
+++ b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/parameters/PdpSimulatorParameterGroup.java
@@ -0,0 +1,48 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.models.sim.pdp.parameters;
+
+import lombok.Getter;
+
+import org.onap.policy.common.parameters.ParameterGroupImpl;
+import org.onap.policy.common.parameters.annotations.NotBlank;
+import org.onap.policy.common.parameters.annotations.NotNull;
+
+/**
+ * Class to hold all parameters needed for pdp simulator component.
+ *
+ * @author Ajith Sreekumar (ajith.sreekumar@est.tech)
+ */
+@NotNull
+@NotBlank
+@Getter
+public class PdpSimulatorParameterGroup extends ParameterGroupImpl {
+ private PdpStatusParameters pdpStatusParameters;
+
+ /**
+ * Create the pdp simulator parameter group.
+ *
+ * @param name the parameter group name
+ */
+ public PdpSimulatorParameterGroup(final String name) {
+ super(name);
+ }
+}
diff --git a/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/parameters/PdpSimulatorParameterHandler.java b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/parameters/PdpSimulatorParameterHandler.java
new file mode 100644
index 000000000..2c5ccebf9
--- /dev/null
+++ b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/parameters/PdpSimulatorParameterHandler.java
@@ -0,0 +1,89 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.models.sim.pdp.parameters;
+
+import java.io.File;
+
+
+import org.onap.policy.common.parameters.GroupValidationResult;
+import org.onap.policy.common.utils.coder.Coder;
+import org.onap.policy.common.utils.coder.CoderException;
+import org.onap.policy.common.utils.coder.StandardCoder;
+import org.onap.policy.models.sim.pdp.PdpSimulatorCommandLineArguments;
+import org.onap.policy.models.sim.pdp.exception.PdpSimulatorException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * This class handles reading, parsing and validating of pdp simulator parameters from JSON files.
+ *
+ * @author Ajith Sreekumar (ajith.sreekumar@est.tech)
+ */
+public class PdpSimulatorParameterHandler {
+
+ private static final Logger LOGGER = LoggerFactory.getLogger(PdpSimulatorParameterHandler.class);
+ private static final Coder CODER = new StandardCoder();
+
+ /**
+ * Read the parameters from the parameter file.
+ *
+ * @param arguments the arguments passed to pdp simulator
+ * @return the parameters read from the configuration file
+ * @throws PdpSimulatorException on parameter exceptions
+ */
+ public PdpSimulatorParameterGroup getParameters(final PdpSimulatorCommandLineArguments arguments)
+ throws PdpSimulatorException {
+ PdpSimulatorParameterGroup pdpSimulatorParameterGroup = null;
+
+ // Read the parameters
+ try {
+ // Read the parameters from JSON
+ final File file = new File(arguments.getFullConfigurationFilePath());
+ pdpSimulatorParameterGroup = CODER.decode(file, PdpSimulatorParameterGroup.class);
+ } catch (final CoderException e) {
+ final String errorMessage = "error reading parameters from \"" + arguments.getConfigurationFilePath()
+ + "\"\n" + "(" + e.getClass().getSimpleName() + "):" + e.getMessage();
+ LOGGER.error(errorMessage, e);
+ throw new PdpSimulatorException(errorMessage, e);
+ }
+
+ // The JSON processing returns null if there is an empty file
+ if (pdpSimulatorParameterGroup == null) {
+ final String errorMessage = "no parameters found in \"" + arguments.getConfigurationFilePath() + "\"";
+ LOGGER.error(errorMessage);
+ throw new PdpSimulatorException(errorMessage);
+ }
+
+ // validate the parameters
+ final GroupValidationResult validationResult = pdpSimulatorParameterGroup.validate();
+ if (!validationResult.isValid()) {
+ String returnMessage =
+ "validation error(s) on parameters from \"" + arguments.getConfigurationFilePath() + "\"\n";
+ returnMessage += validationResult.getResult();
+
+ LOGGER.error(returnMessage);
+ throw new PdpSimulatorException(returnMessage);
+ }
+
+ return pdpSimulatorParameterGroup;
+ }
+
+}
diff --git a/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/parameters/PdpStatusParameters.java b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/parameters/PdpStatusParameters.java
new file mode 100644
index 000000000..e59ec52b7
--- /dev/null
+++ b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/parameters/PdpStatusParameters.java
@@ -0,0 +1,52 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.models.sim.pdp.parameters;
+
+import java.util.List;
+
+import lombok.Getter;
+
+import org.onap.policy.common.parameters.ParameterGroupImpl;
+import org.onap.policy.common.parameters.annotations.Min;
+import org.onap.policy.common.parameters.annotations.NotBlank;
+import org.onap.policy.common.parameters.annotations.NotNull;
+
+/**
+ * Class to hold all parameters needed for pdpstatus.
+ *
+ * @author Ajith Sreekumar (ajith.sreekumar@est.tech)
+ */
+@NotNull
+@NotBlank
+@Getter
+public class PdpStatusParameters extends ParameterGroupImpl {
+
+ @Min(value = 1)
+ private long timeIntervalMs;
+
+ private String pdpType;
+ private String description;
+ private List<ToscaPolicyTypeIdentifierParameters> supportedPolicyTypes;
+
+ public PdpStatusParameters() {
+ super(PdpStatusParameters.class.getSimpleName());
+ }
+}
diff --git a/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/parameters/ToscaPolicyTypeIdentifierParameters.java b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/parameters/ToscaPolicyTypeIdentifierParameters.java
new file mode 100644
index 000000000..622b41122
--- /dev/null
+++ b/models-sim/policy-models-sim-pdp/src/main/java/org/onap/policy/models/sim/pdp/parameters/ToscaPolicyTypeIdentifierParameters.java
@@ -0,0 +1,43 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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=========================================================
+ */
+
+package org.onap.policy.models.sim.pdp.parameters;
+
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import lombok.Setter;
+
+import org.onap.policy.common.parameters.annotations.NotBlank;
+import org.onap.policy.common.parameters.annotations.NotNull;
+
+/**
+ * Class to hold all parameters needed for PolicyTypeIdent.
+ *
+ * @author Ajith Sreekumar (ajith.sreekumar@est.tech)
+ */
+@NotNull
+@NotBlank
+@Getter
+@Setter
+@EqualsAndHashCode
+public class ToscaPolicyTypeIdentifierParameters {
+ private String name;
+ private String version;
+}