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/*******************************************************************************
* Copyright (c) 2005 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.core.internal.preferences;
import java.util.Hashtable;
import org.eclipse.core.runtime.preferences.IPreferencesService;
import org.eclipse.osgi.service.environment.EnvironmentInfo;
import org.osgi.framework.*;
import org.osgi.util.tracker.ServiceTracker;
/**
* The Jobs plugin class.
*/
public class Activator implements BundleActivator {
/**
* The bundle associated this plug-in
*/
private static BundleContext bundleContext;
/**
* This plugin provides a Preferences service.
*/
private ServiceRegistration preferencesService = null;
/**
* This method is called upon plug-in activation
*/
public void start(BundleContext context) throws Exception {
bundleContext = context;
processCommandLine();
registerServices();
}
/**
* This method is called when the plug-in is stopped
*/
public void stop(BundleContext context) throws Exception {
unregisterServices();
PreferencesOSGiUtils.getDefault().closeServices();
bundleContext = null;
}
static BundleContext getContext() {
return bundleContext;
}
private void registerServices() {
preferencesService = bundleContext.registerService(IPreferencesService.class.getName(), PreferencesService.getDefault(), new Hashtable());
}
private void unregisterServices() {
preferencesService.unregister();
}
/**
* Look for the plug-in customization file.
* @param args - command line arguments
*/
private void processCommandLine() {
ServiceTracker environmentTracker = new ServiceTracker(bundleContext, EnvironmentInfo.class.getName(), null);
environmentTracker.open();
EnvironmentInfo environmentInfo = (EnvironmentInfo) environmentTracker.getService();
environmentTracker.close();
if (environmentInfo == null)
return;
String[] args = environmentInfo.getNonFrameworkArgs();
if (args == null || args.length == 0)
return;
for (int i = 0; i < args.length; i++) {
if (args[i].equalsIgnoreCase(IPreferencesConstants.PLUGIN_CUSTOMIZATION)) {
if (args.length > i + 1) // make sure the file name is actually there
DefaultPreferences.pluginCustomizationFile = args[i + 1];
break; // only interested in this one
}
}
}
}
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