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/*
* Copyright 2000-2014 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.jetbrains.idea.svn.history;
import com.intellij.openapi.diagnostic.Logger;
import com.intellij.openapi.vcs.FilePath;
import com.intellij.openapi.vcs.FilePathImpl;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.idea.svn.SvnFileUrlMapping;
import org.jetbrains.idea.svn.SvnVcs;
import org.tmatesoft.svn.core.SVNLogEntry;
import org.tmatesoft.svn.core.SVNLogEntryPath;
import org.tmatesoft.svn.core.internal.util.SVNPathUtil;
import java.io.File;
import java.util.Map;
/**
* @author Konstantin Kolosovsky.
*/
public class SvnCopyPathTracker {
private static final Logger LOG = Logger.getInstance(SvnCopyPathTracker.class);
@NotNull private String myCurrentPath;
private String myRepositoryRoot;
private boolean myHadChanged;
public SvnCopyPathTracker(@NotNull String repositoryUrl, @NotNull String relativeUrl) {
myRepositoryRoot = repositoryUrl;
myCurrentPath = relativeUrl;
}
public void accept(@NotNull final SVNLogEntry entry) {
final Map changedPaths = entry.getChangedPaths();
if (changedPaths == null) return;
for (Object o : changedPaths.values()) {
final SVNLogEntryPath entryPath = (SVNLogEntryPath) o;
if (entryPath != null && 'A' == entryPath.getType() && entryPath.getCopyPath() != null) {
if (myCurrentPath.equals(entryPath.getPath())) {
myHadChanged = true;
myCurrentPath = entryPath.getCopyPath();
return;
} else if (SVNPathUtil.isAncestor(entryPath.getPath(), myCurrentPath)) {
final String relativePath = SVNPathUtil.getRelativePath(entryPath.getPath(), myCurrentPath);
myCurrentPath = SVNPathUtil.append(entryPath.getCopyPath(), relativePath);
myHadChanged = true;
return;
}
}
}
}
@Nullable
public FilePath getFilePath(final SvnVcs vcs) {
if (! myHadChanged) return null;
final SvnFileUrlMapping svnFileUrlMapping = vcs.getSvnFileUrlMapping();
final String absolutePath = SVNPathUtil.append(myRepositoryRoot, myCurrentPath);
final String localPath = svnFileUrlMapping.getLocalPath(absolutePath);
if (localPath == null) {
LOG.info("Cannot find local path for url: " + absolutePath);
return null;
}
return new FilePathImpl(new File(localPath), false);
}
}
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