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/*
* Copyright 2000-2010 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.zmlx.hg4idea;
import com.intellij.openapi.components.ServiceManager;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.vcs.AbstractVcs;
import com.intellij.openapi.vcs.FilePath;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.vcsUtil.VcsUtil;
import gnu.trove.THashSet;
import org.jetbrains.annotations.Nullable;
import org.zmlx.hg4idea.util.HgUtil;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;
/**
* @author Kirill Likhodedov
*/
public class HgRootsHandler implements AbstractVcs.RootsConvertor {
private final Project myProject;
public HgRootsHandler(Project project) {
myProject = project;
}
public static HgRootsHandler getInstance(Project project) {
return ServiceManager.getService(project, HgRootsHandler.class);
}
@Override
public List<VirtualFile> convertRoots(List<VirtualFile> original) {
final Set<VirtualFile> result = new THashSet<VirtualFile>(original.size());
for (VirtualFile vf : original) {
final VirtualFile root = convertRoot(vf);
if (root != null) {
result.add(root);
}
}
return new ArrayList<VirtualFile>(result);
}
@Nullable
public VirtualFile getRootFor(VirtualFile file) {
return convertRoot(VcsUtil.getVcsRootFor(myProject, file));
}
@Nullable
public VirtualFile getRootFor(FilePath filepath) {
return convertRoot(VcsUtil.getVcsRootFor(myProject, filepath));
}
@Nullable
private VirtualFile convertRoot(@Nullable VirtualFile root) {
return HgUtil.getHgRootOrNull(myProject, root);
}
}
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