/********************************************************************************
* CruiseControl, a Continuous Integration Toolkit
* Copyright (c) 2001-2003, ThoughtWorks, Inc.
* 651 W Washington Ave. Suite 600
* Chicago, IL 60661 USA
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
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* + Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* + Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
*
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* names of its contributors may be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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package net.sourceforge.cruisecontrol.jmx;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Iterator;
import java.util.List;
import java.util.Properties;
import javax.management.InstanceNotFoundException;
import javax.management.InvalidAttributeValueException;
import javax.management.JMException;
import javax.management.MBeanRegistrationException;
import javax.management.MBeanServer;
import javax.management.MalformedObjectNameException;
import javax.management.ObjectName;
import net.sourceforge.cruisecontrol.CruiseControlController;
import net.sourceforge.cruisecontrol.CruiseControlException;
import net.sourceforge.cruisecontrol.Project;
import org.apache.log4j.Logger;
/**
*
* @author <a href="mailto:robertdw@users.sourceforge.net">Robert Watkins</a>
*/
public class CruiseControlControllerJMXAdaptor implements CruiseControlControllerJMXAdaptorMBean,
CruiseControlController.Listener {
private static final Logger LOG = Logger.getLogger(CruiseControlControllerJMXAdaptor.class);
private final CruiseControlController controller;
private MBeanServer server;
public CruiseControlControllerJMXAdaptor(CruiseControlController controlController) {
controller = controlController;
controller.addListener(this);
}
public Properties getVersionProperties() {
return controller.getVersionProperties();
}
public String getConfigFileName() {
return controller.getConfigFile() != null ? controller.getConfigFile().getAbsolutePath() : "";
}
public String getConfigFileContents() {
File theConfigFile = controller.getConfigFile();
// guard clause
if (theConfigFile == null) {
return "";
}
StringBuffer theResults = new StringBuffer();
try {
BufferedReader theConfigFileReader = new BufferedReader(
new FileReader(theConfigFile));
// approximate the size
theResults = new StringBuffer((int) theConfigFile.length());
String theCurrentLine = theConfigFileReader.readLine();
while (theCurrentLine != null) {
theResults.append(theCurrentLine);
theCurrentLine = theConfigFileReader.readLine();
}
} catch (FileNotFoundException fne) {
LOG.error("Configuration file not found", fne);
//throw new CruiseControlException("Configuration file not found");
} catch (IOException ioe) {
LOG.error("Error reading config file for JMX", ioe);
//throw new CruiseControlException("Error reading config file");
}
return theResults.toString();
}
public void setConfigFileContents(String contents) {
File theConfigFile = controller.getConfigFile();
// guard clause if config file not set
if (theConfigFile == null) {
return;
}
try {
// ensure the file exists
theConfigFile.mkdirs();
theConfigFile.createNewFile();
BufferedWriter out = new BufferedWriter(new FileWriter(theConfigFile));
out.write(contents);
out.close();
} catch (FileNotFoundException fne) {
LOG.error("Configuration file not found", fne);
} catch (IOException ioe) {
LOG.error("Error storing config file for JMX", ioe);
}
}
public void setConfigFileName(String fileName) throws InvalidAttributeValueException {
try {
controller.setConfigFile(fileName != null ? new File(fileName) : null);
} catch (CruiseControlException e) {
throw new InvalidAttributeValueException(e.getMessage());
}
}
public List getProjects() {
return controller.getProjects();
}
public void resume() {
controller.resume();
}
public void pause() {
controller.pause();
}
public void reloadConfigFile() {
controller.reloadConfigFile();
}
public String getBuildQueueStatus() {
return controller.getBuildQueueStatus();
}
public void halt() {
controller.halt();
}
public void register(MBeanServer server) throws JMException {
this.server = server;
ObjectName controllerName = new ObjectName("CruiseControl Manager:id=unique");
server.registerMBean(this, controllerName);
updateProjectMBeans();
}
private void updateProjectMBeans() {
LOG.debug("Updating project mbeans");
if (server != null) {
for (Iterator iterator = controller.getProjects().iterator(); iterator.hasNext();) {
Project project = (Project) iterator.next();
projectAdded(project);
}
}
}
public void projectAdded(Project project) {
try {
LOG.debug("Registering project mbean");
ProjectController projectController = new ProjectController(project);
projectController.register(server);
} catch (JMException e) {
LOG.error("Could not register project " + project.getName(), e);
}
}
public void projectRemoved(Project project) {
try {
ObjectName projectName = new ObjectName("CruiseControl Project:name=" + project.getName());
server.unregisterMBean(projectName);
} catch (InstanceNotFoundException noProblem) {
} catch (MBeanRegistrationException noProblem) {
} catch (MalformedObjectNameException e) {
LOG.error("Could not unregister project " + project.getName(), e);
}
}
}