1 files changed, 120 insertions, 0 deletions
diff --git a/sandbox/old/contrib/jmx/src/main/java/org/apache/tuscany/service/management/jmx/agent/RmiAgent.java b/sandbox/old/contrib/jmx/src/main/java/org/apache/tuscany/service/management/jmx/agent/RmiAgent.java
new file mode 100644
index 0000000000..f6fa58a77c
--- /dev/null
+++ b/sandbox/old/contrib/jmx/src/main/java/org/apache/tuscany/service/management/jmx/agent/RmiAgent.java
@@ -0,0 +1,120 @@
+/*
+ * 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.tuscany.service.management.jmx.agent;
+
+import java.io.IOException;
+import java.net.MalformedURLException;
+import java.rmi.RemoteException;
+import java.rmi.registry.LocateRegistry;
+import java.rmi.registry.Registry;
+import java.rmi.server.UnicastRemoteObject;
+
+import javax.management.remote.JMXServiceURL;
+
+/**
+ * Utility for starting the JMX server with an RMI agent.
+ * 
+ * @version $Revsion$ $Date$
+ *
+ */
+public class RmiAgent extends AbstractAgent {
+
+    /** Administration port system property. */
+    private static final String ADMIN_PORT_PROPERTY = "tuscany.adminPort";
+
+    /** Default admin port. */
+    private static final int DEFAULT_ADMIN_PORT = 1099;
+
+    /** Instance */
+    private static final Agent INSTANCE = new RmiAgent();
+    
+    /** RMI registry. */
+    private Registry registry;
+    
+    /** Listen port */
+    private int port = DEFAULT_ADMIN_PORT;
+
+    /**
+     * Gets the adaptor URL.
+     * @return Adaptor URL used by the agent.
+     * @throws ManagementException If unable to start the agent.
+     */
+    protected JMXServiceURL getAdaptorUrl() throws ManagementException {
+        
+        try {
+            
+            String portValue = System.getProperty(ADMIN_PORT_PROPERTY);
+            if(portValue != null) {
+                port = Integer.parseInt(portValue);
+            }
+            
+            // service:jmx:rmi:///jndi/rmi://localhost:1099/server
+            return new JMXServiceURL("service:jmx:rmi:///jndi/rmi://localhost:" + port + "/server");
+            
+            
+        } catch (MalformedURLException ex) {
+            throw new ManagementException(ex);
+        }
+        
+    }
+
+    /**
+     * Returns the singleton agent instance.
+     * @return Agent instance.
+     * @throws ManagementException If unable to start the agent.
+     */
+    public static Agent getInstance() throws ManagementException {
+        return INSTANCE;
+    }
+
+    /**
+     * @see org.apache.tuscany.service.management.jmx.agent.AbstractAgent#preStart()
+     */
+    @Override
+    public void preStart() throws ManagementException {
+
+        try {
+            
+            String portValue = System.getProperty(ADMIN_PORT_PROPERTY);
+            if(portValue != null) {
+                port = Integer.parseInt(portValue);
+            }
+            
+            registry = LocateRegistry.createRegistry(port);
+        } catch (RemoteException ex) {
+            throw new ManagementException(ex);
+        }
+
+    }
+
+    /**
+     * @see org.apache.tuscany.service.management.jmx.agent.AbstractAgent#postStop()
+     */
+    @Override
+    public void postStop() throws ManagementException {
+        
+        try {
+            UnicastRemoteObject.unexportObject(registry, true);            
+        } catch (IOException ex) {
+            throw new ManagementException(ex);
+        }
+        
+    }
+
+}