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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.subscriber;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.*;
import org.eclipse.team.core.subscribers.TeamSubscriber;
import org.eclipse.team.internal.ccvs.core.*;
import org.eclipse.team.internal.ccvs.ui.CVSUIPlugin;
import org.eclipse.team.internal.ccvs.ui.Policy;
import org.eclipse.team.ui.TeamUI;
import org.eclipse.team.ui.synchronize.*;
import org.eclipse.ui.IMemento;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.part.IPageBookViewPage;
public class MergeSynchronizeParticipant extends TeamSubscriberParticipant {
private final static String CTX_QUALIFIER = "qualifier"; //$NON-NLS-1$
private final static String CTX_LOCALNAME = "localname"; //$NON-NLS-1$
private final static String CTX_ROOT = "root"; //$NON-NLS-1$
private final static String CTX_ROOT_PATH = "root_resource"; //$NON-NLS-1$
private final static String CTX_START_TAG = "start_tag"; //$NON-NLS-1$
private final static String CTX_START_TAG_TYPE = "start_tag_type"; //$NON-NLS-1$
private final static String CTX_END_TAG = "end_tag"; //$NON-NLS-1$
private final static String CTX_END_TAG_TYPE = "end_tag_type"; //$NON-NLS-1$
public MergeSynchronizeParticipant() {
super();
}
public MergeSynchronizeParticipant(CVSMergeSubscriber subscriber) {
super();
setSubscriber(subscriber);
}
/* (non-Javadoc)
* @see org.eclipse.team.ui.sync.TeamSubscriberParticipant#setSubscriber(org.eclipse.team.core.subscribers.TeamSubscriber)
*/
protected void setSubscriber(TeamSubscriber subscriber) {
super.setSubscriber(subscriber);
String id = CVSMergeSubscriber.QUALIFIED_NAME;
try {
ISynchronizeParticipantDescriptor descriptor = TeamUI.getSynchronizeManager().getParticipantDescriptor(id);
setInitializationData(descriptor);
} catch (CoreException e) {
CVSUIPlugin.log(e);
}
}
/* (non-Javadoc)
* @see org.eclipse.team.ui.synchronize.ISynchronizeParticipant#init(org.eclipse.ui.IMemento)
*/
public void init(IMemento memento) throws PartInitException {
super.init(memento);
if(memento != null) {
String qualifier = memento.getString(CTX_QUALIFIER);
String localname = memento.getString(CTX_LOCALNAME);
if(qualifier == null || localname == null) {
throw new PartInitException(Policy.bind("MergeSynchronizeParticipant.8")); //$NON-NLS-1$
}
try {
setSubscriber(read(new QualifiedName(qualifier, localname), memento));
} catch (CVSException e) {
throw new PartInitException(Policy.bind("MergeSynchronizeParticipant.9"), e); //$NON-NLS-1$
}
}
}
/* (non-Javadoc)
* @see org.eclipse.team.ui.synchronize.ISynchronizeParticipant#init(org.eclipse.ui.IMemento)
*/
public void saveState(IMemento memento) {
super.saveState(memento);
ITeamSubscriberSyncInfoSets input = getInput();
CVSMergeSubscriber s = (CVSMergeSubscriber)input.getSubscriber();
QualifiedName sId = s.getId();
memento.putString(CTX_QUALIFIER, sId.getQualifier());
memento.putString(CTX_LOCALNAME, sId.getLocalName());
write(s, memento);
}
/* (non-Javadoc)
* @see org.eclipse.team.ui.sync.AbstractSynchronizeParticipant#dispose()
*/
public void dispose() {
super.dispose();
((CVSMergeSubscriber)getInput().getSubscriber()).cancel();
}
/* (non-Javadoc)
* @see org.eclipse.team.ui.synchronize.ISynchronizeParticipant#createPage(org.eclipse.team.ui.synchronize.ISynchronizeView)
*/
public IPageBookViewPage createPage(ISynchronizeView view) {
return new MergeSynchronizePage(this, view, getInput());
}
/* (non-Javadoc)
* @see org.eclipse.team.ui.synchronize.ISynchronizeParticipant#getName()
*/
public String getName() {
return ((CVSMergeSubscriber)getInput().getSubscriber()).getName();
}
/* (non-Javadoc)
* @see org.eclipse.team.core.subscribers.TeamSubscriber#saveState(org.eclipse.team.internal.core.SaveContext)
*/
private void write(CVSMergeSubscriber s, IMemento memento) {
// start and end tags
CVSTag start = s.getStartTag();
CVSTag end = s.getEndTag();
memento.putString(CTX_START_TAG, start.getName());
memento.putInteger(CTX_START_TAG_TYPE, start.getType());
memento.putString(CTX_END_TAG, end.getName());
memento.putInteger(CTX_END_TAG_TYPE, end.getType());
// resource roots
IResource[] roots = s.roots();
for (int i = 0; i < roots.length; i++) {
IResource resource = roots[i];
IMemento rootNode = memento.createChild(CTX_ROOT);
rootNode.putString(CTX_ROOT_PATH, resource.getFullPath().toString());
}
}
private CVSMergeSubscriber read(QualifiedName id, IMemento memento) throws CVSException {
CVSTag start = new CVSTag(memento.getString(CTX_START_TAG), memento.getInteger(CTX_START_TAG_TYPE).intValue()); //$NON-NLS-1$ //$NON-NLS-2$
CVSTag end = new CVSTag(memento.getString(CTX_END_TAG), memento.getInteger(CTX_END_TAG_TYPE).intValue()); //$NON-NLS-1$ //$NON-NLS-2$
IMemento[] rootNodes = memento.getChildren(CTX_ROOT);
if(rootNodes == null || rootNodes.length == 0) {
throw new CVSException(Policy.bind("MergeSynchronizeParticipant.10", id.toString())); //$NON-NLS-1$
}
List resources = new ArrayList();
for (int i = 0; i < rootNodes.length; i++) {
IMemento rootNode = rootNodes[i];
IPath path = new Path(rootNode.getString(CTX_ROOT_PATH)); //$NON-NLS-1$
IResource resource = ResourcesPlugin.getWorkspace().getRoot().findMember(path, true /* include phantoms */);
if(resource != null) {
resources.add(resource);
} else {
// log that a resource previously in the merge set is no longer in the workspace
CVSProviderPlugin.log(CVSStatus.INFO, Policy.bind("MergeSynchronizeParticipant.11", path.toString()), null); //$NON-NLS-1$
}
}
if(resources.isEmpty()) {
throw new CVSException(Policy.bind("MergeSynchronizeParticipant.12", id.toString())); //$NON-NLS-1$
}
IResource[] roots = (IResource[]) resources.toArray(new IResource[resources.size()]);
return new CVSMergeSubscriber(id, roots, start, end);
}
}
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