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/*******************************************************************************
* Copyright (c) 2000, 2017 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.team.internal.core;
import java.util.*;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.team.FileModificationValidationContext;
import org.eclipse.core.resources.team.FileModificationValidator;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.MultiStatus;
import org.eclipse.team.core.RepositoryProvider;
public class FileModificationValidatorManager extends FileModificationValidator {
private FileModificationValidator defaultValidator;
/*
* @see IFileModificationValidator#validateEdit(IFile[], Object)
* For all files, determine which provider.
* Ask each provider once for its files.
* Collect the resulting status' and return a MultiStatus.
*/
@Override
public IStatus validateEdit(IFile[] files, FileModificationValidationContext context) {
ArrayList<IStatus> returnStati = new ArrayList<>();
//map provider to the files under that provider's control
Map<RepositoryProvider, List<IFile>> providersToFiles = new HashMap<>(files.length);
//for each file, determine which provider, map providers to files
for (int i = 0; i < files.length; i++) {
IFile file = files[i];
RepositoryProvider provider = RepositoryProvider.getProvider(file.getProject());
if (!providersToFiles.containsKey(provider)) {
providersToFiles.put(provider, new ArrayList<>());
}
providersToFiles.get(provider).add(file);
}
Iterator<RepositoryProvider> providersIterator = providersToFiles.keySet().iterator();
boolean allOK = true;
//for each provider, validate its files
while(providersIterator.hasNext()) {
RepositoryProvider provider = providersIterator.next();
List<IFile> filesList = providersToFiles.get(provider);
IFile[] filesArray = filesList.toArray(new IFile[filesList.size()]);
FileModificationValidator validator = getDefaultValidator();
//if no provider or no validator use the default validator
if (provider != null) {
FileModificationValidator v = provider.getFileModificationValidator2();
if (v != null) validator = v;
}
IStatus status = validator.validateEdit(filesArray, context);
if(!status.isOK())
allOK = false;
returnStati.add(status);
}
if (returnStati.size() == 1) {
return returnStati.get(0);
}
return new MultiStatus(TeamPlugin.ID, 0, returnStati.toArray(new IStatus[returnStati.size()]),
allOK ? Messages.ok : Messages.FileModificationValidator_editFailed, null);
}
@Override
public IStatus validateSave(IFile file) {
RepositoryProvider provider = RepositoryProvider.getProvider(file.getProject());
FileModificationValidator validator = getDefaultValidator();
//if no provider or no validator use the default validator
if (provider != null) {
FileModificationValidator v = provider.getFileModificationValidator2();
if (v != null) validator = v;
}
return validator.validateSave(file);
}
private synchronized FileModificationValidator getDefaultValidator() {
if (defaultValidator == null) {
defaultValidator = new DefaultFileModificationValidator();
}
return defaultValidator;
}
}
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