| /******************************************************************************* |
| * Copyright (c) 2009, 2018 R.Dvorak and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v2.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v20.html |
| * |
| * Contributors: |
| * Radek Dvorak - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.m2m.qvt.oml.debug.core; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.IResourceChangeEvent; |
| import org.eclipse.core.resources.IResourceChangeListener; |
| import org.eclipse.core.resources.IResourceDelta; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.core.runtime.Plugin; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.debug.core.DebugPlugin; |
| import org.eclipse.debug.core.model.IBreakpoint; |
| import org.eclipse.emf.common.util.URI; |
| import org.eclipse.emf.ecore.plugin.EcorePlugin; |
| import org.osgi.framework.BundleContext; |
| |
| /** |
| * The activator class controls the plug-in life cycle |
| */ |
| public class QVTODebugCore extends Plugin { |
| |
| // The plug-in ID |
| public static final String PLUGIN_ID = "org.eclipse.m2m.qvt.oml.debug.core"; //$NON-NLS-1$ |
| |
| public static final String BREAKPOINT_MARKER_ID = PLUGIN_ID + ".QVTOBreakpointMarker"; //$NON-NLS-1$ |
| |
| public static final String MODEL_ID = "org.eclipse.m2m.qvt.oml.debug"; //$NON-NLS-1$ |
| |
| public static final String DEBUGGER_ACTIVE_PROPERTY = "org.eclipse.m2m.qvt.oml.debug.debuggerActive"; //$NON-NLS-1$ |
| |
| public static Trace TRACE = new Trace(); |
| |
| // The shared instance |
| private static QVTODebugCore plugin; |
| |
| private Map<URI, URI> platformPluginMap; |
| private IResourceChangeListener resourceListener; |
| private Object pluginMapLock = new Object(); |
| |
| /** |
| * The constructor |
| */ |
| public QVTODebugCore() { |
| super(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * @see org.eclipse.core.runtime.Plugins#start(org.osgi.framework.BundleContext) |
| */ |
| public void start(BundleContext context) throws Exception { |
| super.start(context); |
| plugin = this; |
| |
| TRACE.start(plugin); |
| |
| resourceListener = createResourceListen(); |
| ResourcesPlugin.getWorkspace().addResourceChangeListener(resourceListener); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * @see org.eclipse.core.runtime.Plugin#stop(org.osgi.framework.BundleContext) |
| */ |
| public void stop(BundleContext context) throws Exception { |
| plugin = null; |
| super.stop(context); |
| |
| TRACE.stop(); |
| if(resourceListener != null) { |
| ResourcesPlugin.getWorkspace().removeResourceChangeListener(resourceListener); |
| } |
| } |
| |
| /** |
| * Returns the shared instance |
| * |
| * @return the shared instance |
| */ |
| public static QVTODebugCore getDefault() { |
| return plugin; |
| } |
| |
| public static IStatus createStatus(int severity, String message, Throwable throwable) { |
| return new Status(severity, PLUGIN_ID, message, throwable); |
| } |
| |
| public static IStatus createStatus(int severity, String message) { |
| return createStatus(severity, message, null); |
| } |
| |
| public static IStatus createError(String message, int code, Throwable throwable) { |
| return new Status(IStatus.ERROR, PLUGIN_ID, code, message, throwable); |
| } |
| |
| |
| public static void log(IStatus status) { |
| QVTODebugCore debugPlugin = getDefault(); |
| if(debugPlugin != null) { |
| debugPlugin.getLog().log(status); |
| } |
| } |
| |
| public static void log(Throwable e) { |
| log(new Status(IStatus.ERROR, PLUGIN_ID, "Exception caught", e)); //$NON-NLS-1$ |
| } |
| |
| public static <T extends IBreakpoint> List<T> getQVTOBreakpoints(Class<T> breakpointType) { |
| IBreakpoint[] breakpoints = DebugPlugin.getDefault().getBreakpointManager().getBreakpoints(MODEL_ID); |
| List<T> result = new ArrayList<T>(breakpoints.length); |
| for (IBreakpoint bp : breakpoints) { |
| if(breakpointType.isInstance(bp)) { |
| result.add(breakpointType.cast(bp)); |
| } |
| } |
| |
| return result; |
| } |
| |
| public URI resolvePlatformPluginURI(IFile file) { |
| URI uri = URI.createPlatformResourceURI(file.getFullPath().toString(), true); |
| return resolvePlatformPluginURI(uri); |
| } |
| |
| public URI resolvePlatformPluginURI(URI uri) { |
| Map<URI, URI> uriMap = getPlatformPluginMap(); |
| |
| if(uri.isPlatformResource() && uri.segmentCount() > 2) { |
| URI baseURI = uri.trimSegments(uri.segmentCount() - 2); |
| // key requires trailing slash |
| URI key = baseURI.appendSegment(""); //$NON-NLS-1$ |
| URI mappedBaseURI = uriMap.get(key); |
| if(mappedBaseURI == null) { |
| mappedBaseURI = uriMap.get(baseURI); |
| } |
| |
| if(mappedBaseURI != null) { |
| List<String> segmentsList = uri.segmentsList(); |
| segmentsList = segmentsList.subList(2, segmentsList.size()); |
| if(mappedBaseURI.hasTrailingPathSeparator()) { |
| mappedBaseURI = mappedBaseURI.trimSegments(1); |
| } |
| return mappedBaseURI.appendSegments(segmentsList.toArray(new String[segmentsList.size()])); |
| } |
| } |
| |
| return null; |
| } |
| |
| public IFile resolveWorskpaceFile(URI uri) { |
| IFile sourceFile = QVTODebugUtil.toFile(uri); |
| |
| if(sourceFile == null && uri.isPlatformPlugin() && uri.segmentCount() > 2) { |
| Map<URI, URI> uriMap = getPlatformPluginMap(); |
| |
| URI baseURI = uri.trimSegments(uri.segmentCount() - 2); |
| |
| // key requires trailing slash |
| URI key = baseURI.appendSegment(""); //$NON-NLS-1$ |
| URI mappedBaseURI = uriMap.get(key); |
| if(mappedBaseURI == null) { |
| mappedBaseURI = uriMap.get(baseURI); |
| } |
| |
| if(mappedBaseURI != null) { |
| List<String> segmentsList = uri.segmentsList(); |
| segmentsList = segmentsList.subList(2, segmentsList.size()); |
| URI mappedURI = mappedBaseURI.appendSegments(segmentsList.toArray(new String[segmentsList.size()])); |
| sourceFile = QVTODebugUtil.toFile(mappedURI); |
| } |
| } |
| |
| return sourceFile; |
| } |
| |
| private Map<URI, URI> getPlatformPluginMap() { |
| synchronized (pluginMapLock) { |
| if(platformPluginMap == null) { |
| platformPluginMap = new HashMap<URI, URI>(); |
| |
| Map<URI, URI> plugin2ResourceMap = EcorePlugin.computePlatformPluginToPlatformResourceMap(); |
| platformPluginMap.putAll(plugin2ResourceMap); |
| |
| for (Map.Entry<URI, URI> entry : plugin2ResourceMap.entrySet()) { |
| platformPluginMap.put(entry.getValue(), entry.getKey()); |
| } |
| } |
| } |
| |
| return platformPluginMap; |
| } |
| |
| private void resetPlatformPluginMap() { |
| synchronized (pluginMapLock) { |
| platformPluginMap = null; |
| } |
| } |
| |
| private boolean process(IResourceDelta delta) { |
| IResource resource = delta.getResource(); |
| if(isManifest(resource)) { |
| return true; |
| } |
| |
| IResourceDelta[] affectedChildren = delta.getAffectedChildren(); |
| for (IResourceDelta childDelta : affectedChildren) { |
| if(process(childDelta)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| private boolean isManifest(IResource resource) { |
| if (resource.getType() == IResource.FILE |
| && resource.getName().equals("MANIFEST.MF") //$NON-NLS-1$ |
| && resource.getProjectRelativePath().equals( |
| new Path("META-INF/MANIFEST.MF"))) { //$NON-NLS-1$ |
| return true; |
| } |
| return false; |
| } |
| |
| private IResourceChangeListener createResourceListen() { |
| return new IResourceChangeListener() { |
| |
| public void resourceChanged(IResourceChangeEvent event) { |
| if(event.getResource() instanceof IProject) { |
| QVTODebugCore.this.resetPlatformPluginMap(); |
| } |
| |
| if(event.getDelta() != null) { |
| if(process(event.getDelta())) { |
| QVTODebugCore.this.resetPlatformPluginMap(); |
| } |
| } |
| } |
| }; |
| } |
| } |