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/*******************************************************************************
* Copyright (c) 2000, 2003 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Common Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.team.internal.ccvs.ui.actions;
import java.io.*;
import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.lang.reflect.InvocationTargetException;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IStorage;
import org.eclipse.core.runtime.*;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.team.core.TeamException;
import org.eclipse.team.core.variants.IResourceVariant;
import org.eclipse.team.internal.ccvs.core.*;
import org.eclipse.team.internal.ccvs.core.client.*;
import org.eclipse.team.internal.ccvs.core.client.listeners.AnnotateListener;
import org.eclipse.team.internal.ccvs.core.client.listeners.LogEntry;
import org.eclipse.team.internal.ccvs.core.connection.CVSServerException;
import org.eclipse.team.internal.ccvs.core.resources.CVSWorkspaceRoot;
import org.eclipse.team.internal.ccvs.core.syncinfo.FolderSyncInfo;
import org.eclipse.team.internal.ccvs.core.syncinfo.ResourceSyncInfo;
import org.eclipse.team.internal.ccvs.core.util.KnownRepositories;
import org.eclipse.team.internal.ccvs.ui.*;
import org.eclipse.team.internal.ccvs.ui.AnnotateView;
import org.eclipse.team.internal.ccvs.ui.Policy;
import org.eclipse.team.internal.core.TeamPlugin;
import org.eclipse.ui.*;
public class ShowAnnotationAction extends WorkspaceAction {
/**
* Action to open a CVS Annotate View
*/
public void execute(IAction action) throws InvocationTargetException, InterruptedException {
// Get the selected resource.
final ICVSResource cvsResource = getSingleSelectedCVSResource();
execute(cvsResource);
}
public void execute(final ICVSResource cvsResource) throws InvocationTargetException, InterruptedException {
final AnnotateListener listener = new AnnotateListener();
if (cvsResource == null) {
return;
}
// Get the selected revision
final String revision;
try {
ResourceSyncInfo info = cvsResource.getSyncInfo();
if (info == null) {
handle(new CVSException(Policy.bind("ShowAnnotationAction.noSyncInfo", cvsResource.getName()))); //$NON-NLS-1$
return;
}
revision = cvsResource.getSyncInfo().getRevision();
} catch (CVSException e) {
throw new InvocationTargetException(e);
}
// Run the CVS Annotate action with a progress monitor
run(new IRunnableWithProgress() {
public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {
monitor.beginTask(null, 100);
fetchAnnotation(listener, cvsResource, revision, Policy.subMonitorFor(monitor, 80));
try {
if (hasCharset(cvsResource, listener.getContents())) {
listener.setContents(getRemoteContents(cvsResource, Policy.subMonitorFor(monitor, 20)));
}
} catch (CoreException e) {
// Log and continue, using the original fetched contents
CVSUIPlugin.log(e);
}
monitor.done();
}
}, true, PROGRESS_DIALOG);
if (listener.hasError()) {
throw new InvocationTargetException(new CVSException(Policy.bind("ShowAnnotationAction.1", listener.getError()))); //$NON-NLS-1$
}
// Open the view
IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
if (window != null) {
try {
PlatformUI.getWorkbench().showPerspective("org.eclipse.team.cvs.ui.cvsPerspective", window); //$NON-NLS-1$
} catch (WorkbenchException e1) {
// If this does not work we will just open the view in the
// curren perspective.
}
}
try {
AnnotateView view = AnnotateView.openInActivePerspective();
view.showAnnotations(cvsResource, listener.getCvsAnnotateBlocks(), listener.getContents());
} catch (PartInitException e1) {
handle(e1);
}
}
protected boolean hasCharset(ICVSResource cvsResource, InputStream contents) {
try {
return TeamPlugin.getCharset(cvsResource.getName(), contents) != null;
} catch (IOException e) {
// Assume that the contents do have a charset
return true;
}
}
/**
* Send the CVS annotate command
*
* @param listener
* @param cvsResource
* @param revision
* @param monitor
* @throws InvocationTargetException
*/
private void fetchAnnotation(final AnnotateListener listener, final ICVSResource cvsResource, final String revision, IProgressMonitor monitor) throws InvocationTargetException {
try {
monitor = Policy.monitorFor(monitor);
monitor.beginTask(null, 100);
ICVSFolder folder = cvsResource.getParent();
final FolderSyncInfo info = folder.getFolderSyncInfo();
ICVSRepositoryLocation location = KnownRepositories.getInstance().getRepository(info.getRoot());
Session session = new Session(location, folder, true /*
* output to
* console
*/);
session.open(Policy.subMonitorFor(monitor, 10), false /* read-only */);
try {
Command.QuietOption quietness = CVSProviderPlugin.getPlugin().getQuietness();
try {
CVSProviderPlugin.getPlugin().setQuietness(Command.VERBOSE);
final Command.LocalOption[] localOption;
if (revision == null) {
localOption = Command.NO_LOCAL_OPTIONS;
} else {
localOption = new Command.LocalOption[1];
localOption[0] = Annotate.makeRevisionOption(revision);
}
IStatus status = Command.ANNOTATE.execute(session, Command.NO_GLOBAL_OPTIONS, localOption, new ICVSResource[]{cvsResource}, listener, Policy.subMonitorFor(monitor, 90));
if (status.getCode() == CVSStatus.SERVER_ERROR) {
throw new CVSServerException(status);
}
} finally {
CVSProviderPlugin.getPlugin().setQuietness(quietness);
monitor.done();
}
} finally {
session.close();
}
} catch (CVSException e) {
throw new InvocationTargetException(e);
}
}
private InputStream getRemoteContents(ICVSResource resource, IProgressMonitor monitor) throws CoreException {
ICVSRemoteResource remote = CVSWorkspaceRoot.getRemoteResourceFor(resource);
if (remote == null) {
return new ByteArrayInputStream(new byte[0]);
}
IStorage storage = ((IResourceVariant)remote).getStorage(monitor);
if (storage == null) {
return new ByteArrayInputStream(new byte[0]);
}
return storage.getContents();
}
/**
* Ony enabled for single resource selection
*/
protected boolean isEnabled() throws TeamException {
ICVSResource resource = getSingleSelectedCVSResource();
return (resource != null && ! resource.isFolder() && resource.isManaged());
}
/**
* This action is called from one of a Resource Navigator a CVS Resource
* Navigator or a History Log Viewer. Return the selected resource as an
* ICVSResource
*
* @return ICVSResource
*/
protected ICVSResource getSingleSelectedCVSResource() {
// Selected from a CVS Resource Navigator
ICVSResource[] cvsResources = getSelectedCVSResources();
if (cvsResources.length == 1) {
return cvsResources[0];
}
// Selected from a History Viewer
Object[] logEntries = getSelectedResources(LogEntry.class);
if (logEntries.length == 1) {
LogEntry aLogEntry = (LogEntry) logEntries[0];
ICVSRemoteFile cvsRemoteFile = aLogEntry.getRemoteFile();
return cvsRemoteFile;
}
// Selected from a Resource Navigator
IResource[] resources = getSelectedResources();
if (resources.length == 1) {
return CVSWorkspaceRoot.getCVSResourceFor(resources[0]);
}
return null;
}
}
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