1 files changed, 95 insertions, 0 deletions
diff --git a/trunk/qpid/java/management/client/src/main/java/org/apache/qpid/management/wsdm/QEmuInitializer.java b/trunk/qpid/java/management/client/src/main/java/org/apache/qpid/management/wsdm/QEmuInitializer.java
new file mode 100644
index 0000000000..47aa4ea681
--- /dev/null
+++ b/trunk/qpid/java/management/client/src/main/java/org/apache/qpid/management/wsdm/QEmuInitializer.java
@@ -0,0 +1,95 @@
+/*
+ *
+ * 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.qpid.management.wsdm;
+
+import java.lang.management.ManagementFactory;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.apache.qpid.management.Messages;
+import org.apache.qpid.management.Names;
+import org.apache.qpid.transport.util.Logger;
+
+/**
+ * QPid Emulator Initializer.
+ * This component is basically responsible to create and initialize 
+ * an emulator module used for simulate object instances creation.
+ * 
+ * @author Andrea Gazzarini
+ */
+public class QEmuInitializer extends HttpServlet 
+{
+	private static final long serialVersionUID = 6149614872902682208L;
+	private final static Logger LOGGER = Logger.get(QEmuInitializer.class);
+	
+	/**
+	 * QEmu initialization method.
+	 * 
+	 * @throws ServletException when the module cannot be initialized.
+	 */
+	public void init() throws ServletException 
+	{
+		try 
+		{
+    		ManagementFactory.getPlatformMBeanServer().registerMBean(
+    				new QEmu(), 
+    				Names.QPID_EMULATOR_OBJECT_NAME);
+		} catch(Exception exception)
+		{
+			LOGGER.warn(
+					exception,
+					Messages.QMAN_300005_QEMU_INITIALIZATION_FAILURE);
+			throw new ServletException(exception);
+		}
+	}
+	
+	/**
+	 * This is a startup module only so an override of the 
+	 * default servlet behaviour must be done in order to 
+	 * prevent incoming http requests processing.
+	 * 
+	 * @param request the http request.
+	 * @param response the http response.
+	 * @throws ServletException each time this method is called.
+	 */
+	@Override
+	public void service(HttpServletRequest request,HttpServletResponse response) throws ServletException
+	{		
+		throw new ServletException();
+	}
+
+	/**
+	 * Unregister QPid emulator.
+	 */
+	public void destroy() 
+	{
+		try 
+		{
+			ManagementFactory.getPlatformMBeanServer().unregisterMBean(
+					Names.QPID_EMULATOR_OBJECT_NAME);
+		} catch (Exception exception) 
+		{
+		}
+	}
+}
+\ No newline at end of file