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/*******************************************************************************
* Copyright (c) 2003, 2007 IBM Corporation and others.
* 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:
* IBM Corporation - Initial API and implementation
*******************************************************************************/
package org.eclipse.wst.server.core.internal;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.wst.server.core.IServer;
import org.eclipse.wst.server.core.ServerPort;
/**
*
*/
public class ServerMonitor implements IServerMonitor {
private IConfigurationElement element;
private ServerMonitorDelegate delegate;
/**
* Monitor constructor comment.
*
* @param element a configuration element
*/
public ServerMonitor(IConfigurationElement element) {
super();
this.element = element;
}
/**
* Returns the id of this default server.
*
* @return java.lang.String
*/
public String getId() {
return element.getAttribute("id");
}
/*
* @see IMonitor#getDescription()
*/
public String getDescription() {
return element.getAttribute("description");
}
/*
* @see IMonitor#getLabel()
*/
public String getName() {
String label = element.getAttribute("name");
if (label == null)
return "n/a";
return label;
}
/*
* @see IMonitor#getDelegate()
*/
public ServerMonitorDelegate getDelegate() {
if (delegate == null) {
try {
delegate = (ServerMonitorDelegate) element.createExecutableExtension("class");
} catch (Throwable t) {
Trace.trace(Trace.SEVERE, "Could not create delegate" + toString(), t);
}
}
return delegate;
}
/**
* Start monitoring the given port, and return the port number to
* tunnel requests through.
*
* @param server a server
* @param port a port
* @param monitorPort the port used for monitoring
* @return the port used for monitoring
* @throws CoreException if anything goes wrong
*/
public int startMonitoring(IServer server, ServerPort port, int monitorPort) throws CoreException {
try {
return getDelegate().startMonitoring(server, port, monitorPort);
} catch (CoreException ce) {
throw ce;
} catch (Exception e) {
Trace.trace(Trace.SEVERE, "Error calling delegate " + toString(), e);
return -1;
}
}
/**
* Stop monitoring the given port.
*
* @param server a server
* @param port a port
*/
public void stopMonitoring(IServer server, ServerPort port) {
try {
getDelegate().stopMonitoring(server, port);
} catch (Exception e) {
Trace.trace(Trace.SEVERE, "Error calling delegate " + toString(), e);
}
}
/**
* Return a string representation of this object.
*
* @return java.lang.String
*/
public String toString() {
return "Monitor[" + getId() + "]";
}
}
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