rms/org.eclipse.ptp.rm.ibm.platform.lsf.ui/src/org/eclipse/ptp/rm/ibm/lsf/ui/Activator.java

// Copyright (c) 2013 IBM Corporation and others. All rights reserved. 
// This program and the accompanying materials are made available under the 
// terms of the Eclipse Public License v1.0s which accompanies this distribution, 
// and is available at http://www.eclipse.org/legal/epl-v10.html

package org.eclipse.ptp.rm.ibm.lsf.ui;

import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.osgi.framework.BundleContext;

/**
 * The activator class controls the plug-in life cycle
 */
public class Activator extends AbstractUIPlugin {

	// The shared instance
	private static Activator plugin;

	// The plug-in ID
	public static final String PLUGIN_ID = "org.eclipse.ptp.rm.ibm.lsf.ui"; //$NON-NLS-1$

	/**
	 * Returns the shared instance
	 * 
	 * @return the shared instance
	 */
	public static Activator getDefault() {
		return plugin;
	}

	/**
	 * Returns an image descriptor for the image file at the given plug-in
	 * relative path
	 * 
	 * @param path
	 *            the path
	 * @return the image descriptor
	 */
	public static ImageDescriptor getImageDescriptor(String path) {
		return imageDescriptorFromPlugin(PLUGIN_ID, path);
	}

	/**
	 * The constructor
	 */
	public Activator() {
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see
	 * org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext
	 * )
	 */
	@Override
	public void start(BundleContext context) throws Exception {
		super.start(context);
		plugin = this;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see
	 * org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext
	 * )
	 */
	@Override
	public void stop(BundleContext context) throws Exception {
		plugin = null;
		super.stop(context);
	}
}