/******************************************************************************* | |
* Copyright (c) 2011 Eike Stepper (Berlin, Germany) 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: | |
* Eike Stepper - initial API and implementation | |
*******************************************************************************/ | |
package org.eclipse.emf.ecp.workspace.internal.ui; | |
import org.eclipse.core.runtime.CoreException; | |
import org.eclipse.core.runtime.IStatus; | |
import org.eclipse.core.runtime.Status; | |
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. | |
* | |
* @author Eike Stepper | |
*/ | |
public final class Activator extends AbstractUIPlugin { | |
/** | |
* The plug-in ID. | |
*/ | |
public static final String PLUGIN_ID = "org.eclipse.emf.ecp.workspace.ui"; //$NON-NLS-1$ | |
private static Activator instance; | |
/** | |
* The constructor. | |
*/ | |
public Activator() { | |
} | |
// BEGIN SUPRESS CATCH EXCEPTION | |
@Override | |
public void start(BundleContext context) throws Exception { | |
super.start(context); | |
instance = this; | |
} | |
@Override | |
public void stop(BundleContext context) throws Exception { | |
instance = null; | |
super.stop(context); | |
} | |
// END SUPRESS CATCH EXCEPTION | |
/** | |
* Returns the shared instance. | |
* | |
* @return the shared instance | |
*/ | |
public static Activator getInstance() { | |
return instance; | |
} | |
/** | |
* Logs and Info message. | |
* | |
* @param message the message to log | |
*/ | |
public static void log(String message) { | |
instance.getLog().log(new Status(IStatus.INFO, PLUGIN_ID, message)); | |
} | |
private static void log(IStatus status) { | |
instance.getLog().log(status); | |
} | |
/** | |
* Logs a {@link Throwable}. | |
* | |
* @param t the {@link Throwable} to log | |
* @return the message of the {@link Throwable} | |
*/ | |
public static String log(Throwable t) { | |
final IStatus status = getStatus(t); | |
log(status); | |
return status.getMessage(); | |
} | |
private static IStatus getStatus(Throwable t) { | |
if (t instanceof CoreException) { | |
final CoreException coreException = (CoreException) t; | |
return coreException.getStatus(); | |
} | |
String msg = t.getLocalizedMessage(); | |
if (msg == null || msg.length() == 0) { | |
msg = t.getClass().getName(); | |
} | |
return new Status(IStatus.ERROR, PLUGIN_ID, msg, t); | |
} | |
/** | |
* Returns an {@link ImageDescriptor} for a path. | |
* | |
* @param path the path to an image | |
* @return the {@link ImageDescriptor} | |
*/ | |
public static ImageDescriptor loadImageDescriptor(String path) { | |
return imageDescriptorFromPlugin(PLUGIN_ID, path); | |
} | |
} |