| /******************************************************************************* |
| * Copyright (c) 2007, 2008 Tom Schindl 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: |
| * Tom Schindl - initial API and implementation |
| ******************************************************************************/ |
| |
| package org.eclipse.core.internal.databinding; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.core.databinding.util.ILogger; |
| import org.eclipse.core.databinding.util.Policy; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.osgi.framework.log.FrameworkLog; |
| import org.eclipse.osgi.framework.log.FrameworkLogEntry; |
| import org.osgi.framework.BundleActivator; |
| import org.osgi.framework.BundleContext; |
| import org.osgi.util.tracker.ServiceTracker; |
| |
| /** |
| * @since 3.3 |
| * |
| */ |
| public class Activator implements BundleActivator { |
| /** |
| * The plug-in ID |
| */ |
| public static final String PLUGIN_ID = "org.eclipse.core.databinding"; //$NON-NLS-1$ |
| |
| private volatile static ServiceTracker<?, FrameworkLog> _frameworkLogTracker; |
| |
| /** |
| * The constructor |
| */ |
| public Activator() { |
| } |
| |
| public void start(BundleContext context) throws Exception { |
| _frameworkLogTracker = new ServiceTracker<Object, FrameworkLog>( |
| context, FrameworkLog.class.getName(), null); |
| _frameworkLogTracker.open(); |
| |
| Policy.setLog(new ILogger() { |
| |
| public void log(IStatus status) { |
| ServiceTracker<?, FrameworkLog> frameworkLogTracker = _frameworkLogTracker; |
| FrameworkLog log = frameworkLogTracker == null ? null |
| : frameworkLogTracker.getService(); |
| if (log != null) { |
| log.log(createLogEntry(status)); |
| } else { |
| // fall back to System.err |
| System.err.println(status.getPlugin() |
| + " - " + status.getCode() + " - " + status.getMessage()); //$NON-NLS-1$//$NON-NLS-2$ |
| if (status.getException() != null) { |
| status.getException().printStackTrace(System.err); |
| } |
| } |
| } |
| |
| }); |
| } |
| |
| // Code copied from PlatformLogWriter.getLog(). Why is logging an IStatus so |
| // hard? |
| FrameworkLogEntry createLogEntry(IStatus status) { |
| Throwable t = status.getException(); |
| List<FrameworkLogEntry> childlist = new ArrayList<FrameworkLogEntry>(); |
| |
| int stackCode = t instanceof CoreException ? 1 : 0; |
| // ensure a substatus inside a CoreException is properly logged |
| if (stackCode == 1) { |
| IStatus coreStatus = ((CoreException) t).getStatus(); |
| if (coreStatus != null) { |
| childlist.add(createLogEntry(coreStatus)); |
| } |
| } |
| |
| if (status.isMultiStatus()) { |
| IStatus[] children = status.getChildren(); |
| for (int i = 0; i < children.length; i++) { |
| childlist.add(createLogEntry(children[i])); |
| } |
| } |
| |
| FrameworkLogEntry[] children = childlist.size() == 0 ? null : childlist |
| .toArray(new FrameworkLogEntry[childlist.size()]); |
| |
| return new FrameworkLogEntry(status.getPlugin(), status.getSeverity(), |
| status.getCode(), status.getMessage(), stackCode, t, children); |
| } |
| |
| public void stop(BundleContext context) throws Exception { |
| if (_frameworkLogTracker != null) { |
| _frameworkLogTracker.close(); |
| _frameworkLogTracker = null; |
| } |
| } |
| |
| } |