MBeanController.java
/*******************************************************************************
* Copyright (c) 2009, 2012 Mountainminds GmbH & Co. KG and Contributors
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Evgeny Mandrikov - initial API and implementation
*
*******************************************************************************/
package org.jacoco.agent.rt.controller;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.lang.management.ManagementFactory;
import javax.management.ObjectName;
import javax.management.StandardMBean;
import org.jacoco.core.JaCoCo;
import org.jacoco.core.data.ExecutionDataWriter;
import org.jacoco.core.runtime.AgentOptions;
import org.jacoco.core.runtime.IRuntime;
/**
* Controller that registers MBean. This controller does not use agent options.
*/
public class MBeanController implements IAgentController, IRuntimeMBean {
private static final String OBJECT_NAME = "org.jacoco:type=Runtime";
private IRuntime runtime;
public void startup(final AgentOptions options, final IRuntime runtime)
throws Exception {
this.runtime = runtime;
ManagementFactory.getPlatformMBeanServer().registerMBean(
new StandardMBean(this, IRuntimeMBean.class),
new ObjectName(OBJECT_NAME));
}
public void shutdown() throws Exception {
ManagementFactory.getPlatformMBeanServer().unregisterMBean(
new ObjectName(OBJECT_NAME));
}
public void writeExecutionData() throws Exception {
// nothing to do
}
// === IRuntimeMBean ===
public String getVersion() {
return JaCoCo.VERSION;
}
public String getSessionId() {
return runtime.getSessionId();
}
public void setSessionId(final String id) {
runtime.setSessionId(id);
}
public byte[] dump(final boolean reset) throws IOException {
final ByteArrayOutputStream output = new ByteArrayOutputStream();
final ExecutionDataWriter writer = new ExecutionDataWriter(output);
runtime.collect(writer, writer, reset);
return output.toByteArray();
}
public void reset() {
runtime.reset();
}
}