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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.core.syncinfo;
import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.QualifiedName;
import org.eclipse.team.core.TeamException;
import org.eclipse.team.core.subscribers.RemoteSynchronizer;
import org.eclipse.team.core.sync.IRemoteResource;
import org.eclipse.team.internal.ccvs.core.CVSException;
import org.eclipse.team.internal.ccvs.core.CVSProviderPlugin;
import org.eclipse.team.internal.ccvs.core.resources.CVSWorkspaceRoot;
import org.eclipse.team.internal.ccvs.core.resources.EclipseSynchronizer;
/**
* A base sychronizer provides access to the base sync bytes for the
* resources in the local workspace
*/
public class BaseSynchronizer extends RemoteSynchronizer {
/* (non-Javadoc)
* @see org.eclipse.team.internal.ccvs.core.syncinfo.ResourceSynchronizer#getSyncBytes(org.eclipse.core.resources.IResource)
*/
public byte[] getSyncBytes(IResource resource) throws CVSException {
if (resource.getType() == IResource.FILE) {
// For a file, return the entry line
byte[] bytes = EclipseSynchronizer.getInstance().getSyncBytes(resource);
if (bytes != null) {
// Use the base sync info (i.e. no deletion or addition)
if (ResourceSyncInfo.isDeletion(bytes)) {
bytes = ResourceSyncInfo.convertFromDeletion(bytes);
} else if (ResourceSyncInfo.isAddition(bytes)) {
bytes = null;
}
}
return bytes;
} else {
// For a folder, return the folder sync info bytes
FolderSyncInfo info = EclipseSynchronizer.getInstance().getFolderSync((IContainer)resource);
if (info == null) return null;
return info.getBytes();
}
}
/* (non-Javadoc)
* @see org.eclipse.team.internal.ccvs.core.syncinfo.ResourceSynchronizer#getSyncName()
*/
protected QualifiedName getSyncName() {
return new QualifiedName(CVSProviderPlugin.ID, "workspace"); //$NON-NLS-1$
}
/* (non-Javadoc)
* @see org.eclipse.team.internal.ccvs.core.syncinfo.ResourceSynchronizer#refresh(org.eclipse.core.resources.IResource[], int, boolean, org.eclipse.core.runtime.IProgressMonitor)
*/
public IResource[] refresh(
IResource resource,
int depth,
boolean cacheFileContentsHint,
IProgressMonitor monitor)
throws TeamException {
// TODO Ensure that file contents are cached for modified local files
try {
monitor.beginTask(null, 100);
return new IResource[0];
} finally {
monitor.done();
}
}
/* (non-Javadoc)
* @see org.eclipse.team.internal.ccvs.core.syncinfo.ResourceSynchronizer#getRemoteResource(org.eclipse.core.resources.IResource)
*/
public IRemoteResource getRemoteResource(IResource resource) throws TeamException {
return CVSWorkspaceRoot.getRemoteResourceFor(resource);
}
/* (non-Javadoc)
* @see org.eclipse.team.core.subscribers.RemoteSynchronizer#hasRemote(org.eclipse.core.resources.IResource)
*/
public boolean hasRemote(IResource resource) throws TeamException {
return getSyncBytes(resource) != null;
}
}
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