Migrate pap startup & controllers to spring boot

[policy/pap.git] / main / src / main / java / org / onap / policy / pap / main / startstop / PapActivator.java

diff --git a/main/src/main/java/org/onap/policy/pap/main/startstop/PapActivator.java b/main/src/main/java/org/onap/policy/pap/main/startstop/PapActivator.java
index 3b08940..9494370 100644 (file)
--- a/main/src/main/java/org/onap/policy/pap/main/startstop/PapActivator.java
+++ b/main/src/main/java/org/onap/policy/pap/main/startstop/PapActivator.java
@@ -30,8 +30,6 @@ import java.util.concurrent.atomic.AtomicReference;
 import org.onap.policy.common.endpoints.event.comm.TopicEndpointManager;
 import org.onap.policy.common.endpoints.event.comm.TopicListener;
 import org.onap.policy.common.endpoints.event.comm.TopicSource;
-import org.onap.policy.common.endpoints.http.client.HttpClientFactoryInstance;
-import org.onap.policy.common.endpoints.http.server.RestServer;
 import org.onap.policy.common.endpoints.listeners.MessageTypeDispatcher;
 import org.onap.policy.common.endpoints.listeners.RequestIdDispatcher;
 import org.onap.policy.common.parameters.ParameterService;
@@ -51,20 +49,12 @@ import org.onap.policy.pap.main.comm.TimerManager;
 import org.onap.policy.pap.main.notification.PolicyNotifier;
 import org.onap.policy.pap.main.parameters.PapParameterGroup;
 import org.onap.policy.pap.main.parameters.PdpModifyRequestMapParams;
-import org.onap.policy.pap.main.rest.HealthCheckRestControllerV1;
-import org.onap.policy.pap.main.rest.PapAafFilter;
 import org.onap.policy.pap.main.rest.PapStatisticsManager;
-import org.onap.policy.pap.main.rest.PdpGroupCreateOrUpdateControllerV1;
-import org.onap.policy.pap.main.rest.PdpGroupDeleteControllerV1;
-import org.onap.policy.pap.main.rest.PdpGroupDeployControllerV1;
-import org.onap.policy.pap.main.rest.PdpGroupHealthCheckControllerV1;
-import org.onap.policy.pap.main.rest.PdpGroupQueryControllerV1;
-import org.onap.policy.pap.main.rest.PdpGroupStateChangeControllerV1;
-import org.onap.policy.pap.main.rest.PolicyComponentsHealthCheckControllerV1;
-import org.onap.policy.pap.main.rest.PolicyComponentsHealthCheckProvider;
-import org.onap.policy.pap.main.rest.PolicyStatusControllerV1;
 import org.onap.policy.pap.main.rest.PolicyUndeployerImpl;
-import org.onap.policy.pap.main.rest.StatisticsRestControllerV1;
+import org.springframework.context.event.ContextClosedEvent;
+import org.springframework.context.event.ContextRefreshedEvent;
+import org.springframework.context.event.EventListener;
+import org.springframework.stereotype.Component;
 
 /**
  * This class activates Policy Administration (PAP) as a complete service together with all its controllers, listeners &
@@ -72,6 +62,7 @@ import org.onap.policy.pap.main.rest.StatisticsRestControllerV1;
  *
  * @author Ram Krishna Verma (ram.krishna.verma@est.tech)
  */
+@Component
 public class PapActivator extends ServiceManagerContainer {
     private static final String[] MSG_TYPE_NAMES = { "messageName" };
     private static final String[] REQ_ID_NAMES = { "response", "responseTo" };
@@ -81,7 +72,7 @@ public class PapActivator extends ServiceManagerContainer {
      */
     private static final int MAX_MISSED_HEARTBEATS = 3;
 
-    private final PapParameterGroup papParameterGroup;
+    private PapParameterGroup papParameterGroup;
 
     /**
      * Listens for messages on the topic, decodes them into a {@link PdpStatus} message, and then dispatches them to
@@ -107,13 +98,12 @@ public class PapActivator extends ServiceManagerContainer {
      *
      * @param papParameterGroup the parameters for the pap service
      */
-    public PapActivator(final PapParameterGroup papParameterGroup) {
+    public PapActivator(PapParameterGroup papParameterGroup) {
         super("Policy PAP");
-
+        this.papParameterGroup = papParameterGroup;
         TopicEndpointManager.getManager().addTopics(papParameterGroup.getTopicParameterGroup());
 
         try {
-            this.papParameterGroup = papParameterGroup;
             this.responseMsgDispatcher = new MessageTypeDispatcher(MSG_TYPE_NAMES);
             this.heartbeatMsgDispatcher = new MessageTypeDispatcher(MSG_TYPE_NAMES);
             this.responseReqIdDispatcher = new RequestIdDispatcher<>(PdpStatus.class, REQ_ID_NAMES);
@@ -125,7 +115,6 @@ public class PapActivator extends ServiceManagerContainer {
             throw new PolicyPapRuntimeException(e);
         }
 
-        papParameterGroup.getRestServerParameters().setName(papParameterGroup.getName());
 
         final var pdpUpdateLock = new Object();
         final var pdpParams = papParameterGroup.getPdpParameters();
@@ -136,7 +125,6 @@ public class PapActivator extends ServiceManagerContainer {
         final AtomicReference<ScheduledExecutorService> pdpExpirationTimer = new AtomicReference<>();
         final AtomicReference<PolicyModelsProviderFactoryWrapper> daoFactory = new AtomicReference<>();
         final AtomicReference<PdpModifyRequestMap> requestMap = new AtomicReference<>();
-        final AtomicReference<RestServer> restServer = new AtomicReference<>();
         final AtomicReference<PolicyNotifier> notifier = new AtomicReference<>();
 
         // @formatter:off
@@ -181,6 +169,10 @@ public class PapActivator extends ServiceManagerContainer {
             () -> Registry.register(PapConstants.REG_STATISTICS_MANAGER, new PapStatisticsManager()),
             () -> Registry.unregister(PapConstants.REG_STATISTICS_MANAGER));
 
+        addAction("PAP Activator",
+            () -> Registry.register(PapConstants.REG_PAP_ACTIVATOR, this),
+            () -> Registry.unregister(PapConstants.REG_PAP_ACTIVATOR));
+
         addAction("PDP publisher",
             () -> {
                 pdpPub.set(new Publisher<>(PapConstants.TOPIC_POLICY_PDP_PAP));
@@ -252,29 +244,6 @@ public class PapActivator extends ServiceManagerContainer {
             },
             () -> pdpExpirationTimer.get().shutdown());
 
-        addAction("PAP client executor",
-            () ->
-                PolicyComponentsHealthCheckProvider.initializeClientHealthCheckExecutorService(papParameterGroup,
-                                HttpClientFactoryInstance.getClientFactory()),
-                PolicyComponentsHealthCheckProvider::cleanup);
-
-        addAction("REST server",
-            () -> {
-                var server = new RestServer(papParameterGroup.getRestServerParameters(), PapAafFilter.class,
-                                HealthCheckRestControllerV1.class,
-                                StatisticsRestControllerV1.class,
-                                PdpGroupCreateOrUpdateControllerV1.class,
-                                PdpGroupDeployControllerV1.class,
-                                PdpGroupDeleteControllerV1.class,
-                                PdpGroupStateChangeControllerV1.class,
-                                PdpGroupQueryControllerV1.class,
-                                PdpGroupHealthCheckControllerV1.class,
-                                PolicyStatusControllerV1.class,
-                                PolicyComponentsHealthCheckControllerV1.class);
-                restServer.set(server);
-                restServer.get().start();
-            },
-            () -> restServer.get().stop());
         // @formatter:on
     }
 
@@ -320,4 +289,28 @@ public class PapActivator extends ServiceManagerContainer {
             source.unregister(dispatcher);
         }
     }
+
+    /**
+     * Handle ContextRefreshEvent.
+     *
+     * @param ctxRefreshedEvent the ContextRefreshedEvent
+     */
+    @EventListener
+    public void handleContextRefreshEvent(ContextRefreshedEvent ctxRefreshedEvent) {
+        if (!isAlive()) {
+            start();
+        }
+    }
+
+    /**
+     * Handle ContextClosedEvent.
+     *
+     * @param ctxClosedEvent the ContextClosedEvent
+     */
+    @EventListener
+    public void handleContextClosedEvent(ContextClosedEvent ctxClosedEvent) {
+        if (isAlive()) {
+            stop();
+        }
+    }
 }