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/*******************************************************************************
* Copyright (c) 2000, 2006 IBM Corporation 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.team.internal.ccvs.ui.operations;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.team.internal.ccvs.core.*;
import org.eclipse.team.internal.ccvs.ui.Policy;
import org.eclipse.ui.IWorkbenchPart;
/**
* Operation that divides the resources by location
*/
public abstract class RepositoryLocationOperation extends RemoteOperation {
protected RepositoryLocationOperation(IWorkbenchPart part, ICVSRemoteResource[] remoteResources) {
super(part, remoteResources);
}
/* (non-Javadoc)
* @see org.eclipse.team.internal.ccvs.ui.operations.CVSOperation#execute(org.eclipse.core.runtime.IProgressMonitor)
*/
public void execute(IProgressMonitor monitor) throws CVSException, InterruptedException {
Map table = getLocationMapping(getRemoteResources());
Set keySet = table.keySet();
monitor.beginTask(null, keySet.size() * 100);
Iterator iterator = keySet.iterator();
while (iterator.hasNext()) {
ICVSRepositoryLocation location = (ICVSRepositoryLocation)iterator.next();
List list = (List)table.get(location);
ICVSRemoteResource[] remoteResources = (ICVSRemoteResource[])list.toArray(new ICVSRemoteResource[list.size()]);
execute(location, remoteResources, Policy.subMonitorFor(monitor, 100));
}
}
/**
* Perform the operation for the given resources found on the
* given repository.
* @param location the repository location
* @param resources the resources of this operation found in the repository
* @param monitor a progres monitor
*/
protected abstract void execute(ICVSRepositoryLocation location, ICVSRemoteResource[] resources, IProgressMonitor monitor) throws CVSException;
/*
* Return a map that maps a location to all the resources
* from the given list that are located in that repository.
*/
private Map getLocationMapping(ICVSRemoteResource[] remoteResources) {
Map locationsMap = new HashMap();
for (int i = 0; i < remoteResources.length; i++) {
ICVSRemoteResource resource = remoteResources[i];
ICVSRepositoryLocation location = resource.getRepository();
List resources = (List)locationsMap.get(location);
if (resources == null) {
resources = new ArrayList();
locationsMap.put(location, resources);
}
resources.add(resource);
}
return locationsMap;
}
}
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