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Posted to commits@stratos.apache.org by ni...@apache.org on 2014/03/10 10:43:20 UTC

[09/20] git commit: keep agent live extension

keep agent live extension


Project: http://git-wip-us.apache.org/repos/asf/incubator-stratos/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-stratos/commit/87053224
Tree: http://git-wip-us.apache.org/repos/asf/incubator-stratos/tree/87053224
Diff: http://git-wip-us.apache.org/repos/asf/incubator-stratos/diff/87053224

Branch: refs/heads/master
Commit: 870532240876fb86a9ddebd9e605b77f6e3c7db4
Parents: e29baca
Author: Nirmal Fernando <ni...@apache.org>
Authored: Mon Mar 10 15:02:08 2014 +0530
Committer: Nirmal Fernando <ni...@apache.org>
Committed: Mon Mar 10 15:02:08 2014 +0530

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 .../impl/KeepAgentLiveExtensionExecutor.java    | 68 ++++++++++++++++++++
 1 file changed, 68 insertions(+)
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http://git-wip-us.apache.org/repos/asf/incubator-stratos/blob/87053224/components/org.apache.stratos.cartridge.agent/src/main/java/org/apache/stratos/cartridge/agent/executor/impl/KeepAgentLiveExtensionExecutor.java
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diff --git a/components/org.apache.stratos.cartridge.agent/src/main/java/org/apache/stratos/cartridge/agent/executor/impl/KeepAgentLiveExtensionExecutor.java b/components/org.apache.stratos.cartridge.agent/src/main/java/org/apache/stratos/cartridge/agent/executor/impl/KeepAgentLiveExtensionExecutor.java
new file mode 100644
index 0000000..5cccdb1
--- /dev/null
+++ b/components/org.apache.stratos.cartridge.agent/src/main/java/org/apache/stratos/cartridge/agent/executor/impl/KeepAgentLiveExtensionExecutor.java
@@ -0,0 +1,68 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+
+package org.apache.stratos.cartridge.agent.executor.impl;
+
+import java.util.List;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.apache.stratos.cartridge.agent.executor.ExtensionExecutor;
+import org.apache.stratos.cartridge.agent.runtime.DataHolder;
+
+/**
+ * This extension is responsible for keeping the agent alive.
+ * 
+ */
+public class KeepAgentLiveExtensionExecutor extends ExtensionExecutor {
+	
+	private static final Log log = LogFactory.getLog(KeepAgentLiveExtensionExecutor.class);
+
+	public KeepAgentLiveExtensionExecutor() {
+		super(KeepAgentLiveExtensionExecutor.class.getName());
+	}
+	
+	public KeepAgentLiveExtensionExecutor(List<String> fileNames) {
+		super.setFileNamesToBeExecuted(fileNames);
+	}
+
+	@Override
+	public void execute() {
+		try {
+            if(log.isDebugEnabled()) {
+                log.debug("Executing Extension: "+super.getId());
+            }
+            while (!DataHolder.getInstance().isTerminated()) {
+            	try {
+    				Thread.sleep(1000);
+    			} catch (InterruptedException ignore) {
+    			}
+            }
+        }
+		catch (Exception e) {
+            log.error("Could not execute extension: "+super.getId() , e);
+        }
+	}
+
+	@Override
+	public void cleanUp() {
+	}
+	
+	
+}