package org.jolokia.detector;
/*
* Copyright 2009-2013 Roland Huss
*
* Licensed 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.
*/
import java.lang.reflect.*;
import org.jolokia.backend.executor.MBeanServerExecutor;
import org.jolokia.util.ClassUtil;
/**
* A detector for jetty
*
* @author roland
* @since 05.11.10
*/
public class JettyDetector extends AbstractServerDetector {
/** {@inheritDoc}
* @param pMBeanServerExecutor*/
public ServerHandle detect(MBeanServerExecutor pMBeanServerExecutor) {
Class serverClass = ClassUtil.classForName("org.mortbay.jetty.Server",false);
if (serverClass != null) {
return new ServerHandle("Mortbay", "jetty", getVersion(serverClass), null);
}
serverClass = ClassUtil.classForName("org.eclipse.jetty.server.Server",false);
if (serverClass != null) {
return new ServerHandle("Eclipse", "jetty", getVersion(serverClass), null);
}
return null;
}
private String getVersion(Class serverClass) {
try {
Method method = serverClass.getMethod("getVersion");
if (Modifier.isStatic(method.getModifiers())) {
return (String) method.invoke(null);
} else {
Constructor ctr = serverClass.getConstructor();
Object server = ctr.newInstance();
return (String) method.invoke(server);
}
} catch (NoSuchMethodException e) {
} catch (InvocationTargetException e) {
} catch (IllegalAccessException e) {
} catch (InstantiationException e) {
}
return null;
}
}