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/*******************************************************************************
* Copyright (c) 2009 Obeo.
* 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:
* Obeo - initial API and implementation
*******************************************************************************/
package org.eclipse.papyrus.navigator.internal;
import java.net.URL;
import org.eclipse.core.runtime.FileLocator;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.papyrus.infra.core.log.LogHelper;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.osgi.framework.BundleContext;
/**
* The activator class controls the plug-in life cycle
*
* @author <a href="mailto:jerome.benois@obeo.fr">Jerome Benois</a>
*/
public class Activator extends AbstractUIPlugin {
// The plug-in ID
public static final String PLUGIN_ID = "org.eclipse.papyrus.navigator";
// The shared instance
private static Activator plugin;
/** The shared log helper. */
public static LogHelper log;
/**
* 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;
log = new LogHelper(plugin);
}
/*
* (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);
}
/**
* Returns the shared instance
*
* @return the shared instance
*/
public static Activator getDefault() {
return plugin;
}
/**
* get the image descriptor from a string path
*
* @param pathString
* path of the image
* @return the image descriptor
*/
public static ImageDescriptor getImageDescriptor(String pathString) {
IPath path = new Path(pathString);
URL uri = FileLocator.find(Activator.plugin.getBundle(), path, null);
if(uri == null) {
return null;
}
return ImageDescriptor.createFromURL(uri);
}
}
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