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-rw-r--r--services/services-engine/src/main/java/org/onap/policy/apex/service/engine/engdep/EngDepMessageListener.java50
1 files changed, 32 insertions, 18 deletions
diff --git a/services/services-engine/src/main/java/org/onap/policy/apex/service/engine/engdep/EngDepMessageListener.java b/services/services-engine/src/main/java/org/onap/policy/apex/service/engine/engdep/EngDepMessageListener.java
index 358069657..2e8218a99 100644
--- a/services/services-engine/src/main/java/org/onap/policy/apex/service/engine/engdep/EngDepMessageListener.java
+++ b/services/services-engine/src/main/java/org/onap/policy/apex/service/engine/engdep/EngDepMessageListener.java
@@ -1,19 +1,20 @@
/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2016-2018 Ericsson. All rights reserved.
+ * Modifications 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=========================================================
*/
@@ -21,13 +22,13 @@
package org.onap.policy.apex.service.engine.engdep;
import com.google.common.eventbus.Subscribe;
-
+import java.net.InetAddress;
+import java.net.UnknownHostException;
import java.util.Collection;
import java.util.List;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.LinkedBlockingDeque;
import java.util.concurrent.TimeUnit;
-
import org.java_websocket.WebSocket;
import org.onap.policy.apex.core.infrastructure.messaging.MessageHolder;
import org.onap.policy.apex.core.infrastructure.messaging.MessageListener;
@@ -57,7 +58,7 @@ import org.slf4j.ext.XLoggerFactory;
* event implements this interface, and the object created with that class is registered with a component using the
* component's <code>addEngDepMessageListener</code> method. When the engDepMessage event occurs, that object's
* appropriate method is invoked.
- *
+ *
* <p>This class uses a queue to buffer incoming messages. When the listener is called, it places the incoming message
* on the queue. A thread runs which removes the messages from the queue and forwards them to the Apex engine.
*
@@ -211,7 +212,7 @@ public class EngDepMessageListener implements MessageListener<Message>, Runnable
/**
* Handle incoming EngDep messages.
- *
+ *
* @param message the incoming message
* @param webSocket the web socket the message came in on
* @param enDepAction the action from the message
@@ -253,7 +254,7 @@ public class EngDepMessageListener implements MessageListener<Message>, Runnable
case GET_ENGINE_INFO:
handleEngineInfoMessage(message, webSocket);
break;
-
+
default:
throw new ApexException("action " + enDepAction + " on received message not handled by engine");
}
@@ -261,7 +262,7 @@ public class EngDepMessageListener implements MessageListener<Message>, Runnable
/**
* Handle the get engine service information message.
- *
+ *
* @param message the message
* @param webSocket the web socket that the message came on
* @throws ApexException on message handling exceptions
@@ -279,7 +280,7 @@ public class EngDepMessageListener implements MessageListener<Message>, Runnable
/**
* Handle the update model message.
- *
+ *
* @param message the message
* @param webSocket the web socket that the message came on
* @throws ApexException on message handling exceptions
@@ -298,7 +299,7 @@ public class EngDepMessageListener implements MessageListener<Message>, Runnable
/**
* Handle the start engine message.
- *
+ *
* @param message the message
* @param webSocket the web socket that the message came on
* @throws ApexException on message handling exceptions
@@ -316,7 +317,7 @@ public class EngDepMessageListener implements MessageListener<Message>, Runnable
/**
* Handle the stop engine message.
- *
+ *
* @param message the message
* @param webSocket the web socket that the message came on
* @throws ApexException on message handling exceptions
@@ -334,7 +335,7 @@ public class EngDepMessageListener implements MessageListener<Message>, Runnable
/**
* Handle the start periodic events message.
- *
+ *
* @param message the message
* @param webSocket the web socket that the message came on
* @throws ApexException on message handling exceptions
@@ -356,7 +357,7 @@ public class EngDepMessageListener implements MessageListener<Message>, Runnable
/**
* Handle the stop periodic events message.
- *
+ *
* @param message the message
* @param webSocket the web socket that the message came on
* @throws ApexException on message handling exceptions
@@ -376,7 +377,7 @@ public class EngDepMessageListener implements MessageListener<Message>, Runnable
/**
* Handle the engine status message.
- *
+ *
* @param message the message
* @param webSocket the web socket that the message came on
* @throws ApexException on message handling exceptions
@@ -392,7 +393,7 @@ public class EngDepMessageListener implements MessageListener<Message>, Runnable
/**
* Handle the engine information message.
- *
+ *
* @param message the message
* @param webSocket the web socket that the message came on
* @throws ApexException on message handling exceptions
@@ -406,6 +407,19 @@ public class EngDepMessageListener implements MessageListener<Message>, Runnable
}
/**
+ * Get the local address for the WS MessageHolder, or null if there is a problem.
+ */
+ private InetAddress getLocalAddress() {
+ try {
+ return MessagingUtils.getLocalHostLanAddress();
+ }
+ catch (UnknownHostException e) {
+ LOGGER.debug("failed to find the localhost address - continuing ...", e);
+ return null;
+ }
+ }
+
+ /**
* Send the Response message to the client.
*
* @param client the client to which to send the response message
@@ -429,7 +443,7 @@ public class EngDepMessageListener implements MessageListener<Message>, Runnable
final Response responseMessage = new Response(requestMessage.getTarget(), result, requestMessage);
responseMessage.setMessageData(messageData);
- final MessageHolder<Message> messageHolder = new MessageHolder<>(MessagingUtils.getHost());
+ final MessageHolder<Message> messageHolder = new MessageHolder<>(getLocalAddress());
messageHolder.addMessage(responseMessage);
client.send(MessagingUtils.serializeObject(messageHolder));
@@ -460,7 +474,7 @@ public class EngDepMessageListener implements MessageListener<Message>, Runnable
responseMessage.setEngineKeyArray(engineKeyCollection);
responseMessage.setApexModelKey(apexModelKey);
- final MessageHolder<Message> messageHolder = new MessageHolder<>(MessagingUtils.getHost());
+ final MessageHolder<Message> messageHolder = new MessageHolder<>(getLocalAddress());
messageHolder.addMessage(responseMessage);
client.send(MessagingUtils.serializeObject(messageHolder));