org.eclipse.jst.server.jetty.core/src/org/eclipse/jst/server/jetty/core/command/RemoveModuleCommand.java

/*******************************************************************************
 * Copyright (c) 2005, 2006 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
 *    Angelo Zerr <angelo.zerr@gmail.com> - Jetty packages
 *******************************************************************************/
package org.eclipse.jst.server.jetty.core.command;

import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.commands.operations.AbstractOperation;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.jst.server.jetty.core.internal.Messages;
import org.eclipse.wst.server.core.IModule;
import org.eclipse.wst.server.core.IServerWorkingCopy;

/**
 * Command to remove a web module from a server.
 */
public class RemoveModuleCommand extends AbstractOperation
{
    protected IServerWorkingCopy server;
    protected IModule module;

    /**
     * AddModuleCommand constructor comment.
     * 
     * @param server
     *            a server
     * @param module
     *            a web module
     */
    public RemoveModuleCommand(IServerWorkingCopy server, IModule module)
    {
        super(Messages.configurationEditorActionRemoveWebModule);
        this.server = server;
        this.module = module;
    }

    public IStatus execute(IProgressMonitor monitor, IAdaptable info) throws ExecutionException
    {
        try
        {
            server.modifyModules(null,new IModule[]
            { module },monitor);
        }
        catch (Exception e)
        {
            // ignore
        }
        return Status.OK_STATUS;
    }

    public IStatus redo(IProgressMonitor monitor, IAdaptable info) throws ExecutionException
    {
        return execute(monitor,info);
    }

    public IStatus undo(IProgressMonitor monitor, IAdaptable info) throws ExecutionException
    {
        try
        {
            server.modifyModules(new IModule[]
            { module },null,monitor);
        }
        catch (Exception e)
        {
            // ignore
        }
        return Status.OK_STATUS;
    }
}