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/*
* Copyright 2000-2012 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.actions;
import com.intellij.lifecycle.PeriodicalTasksCloser;
import com.intellij.openapi.application.ApplicationManager;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.roots.FileIndexFacade;
import com.intellij.openapi.util.Computable;
import com.intellij.openapi.vcs.VcsException;
import com.intellij.openapi.vcs.changes.ChangeListManager;
import com.intellij.openapi.vfs.VfsUtilCore;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.openapi.vfs.VirtualFileVisitor;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.idea.svn.api.Depth;
public class SvnExcludingIgnoredOperation {
private final Operation myImportAction;
private final Depth myDepth;
private final Filter myFilter;
public SvnExcludingIgnoredOperation(final Project project, final Operation importAction, final Depth depth) {
myImportAction = importAction;
myDepth = depth;
myFilter = new Filter(project);
}
public static class Filter {
private final Project myProject;
private final FileIndexFacade myIndex;
private final ChangeListManager myClManager;
public Filter(final Project project) {
myProject = project;
if (!project.isDefault()) {
myIndex = PeriodicalTasksCloser.getInstance().safeGetService(project, FileIndexFacade.class);
myClManager = ChangeListManager.getInstance(project);
}
else {
myIndex = null;
myClManager = null;
}
}
public boolean accept(final VirtualFile file) {
if (!myProject.isDefault()) {
if (isExcluded(file)) {
return false;
}
if (myClManager.isIgnoredFile(file)) {
return false;
}
}
return true;
}
private boolean isExcluded(final VirtualFile file) {
return ApplicationManager.getApplication().runReadAction(new Computable<Boolean>() {
@Override
public Boolean compute() {
return myIndex.isExcludedFile(file);
}
});
}
}
private boolean operation(final VirtualFile file) throws VcsException {
if (!myFilter.accept(file)) return false;
myImportAction.doOperation(file);
return true;
}
private void executeDown(final VirtualFile file) throws VcsException {
VfsUtilCore.visitChildrenRecursively(file, new VirtualFileVisitor() {
@Override
public boolean visitFile(@NotNull VirtualFile file) {
try {
return operation(file);
}
catch (VcsException e) {
throw new VisitorException(e);
}
}
}, VcsException.class);
}
public void execute(final VirtualFile file) throws VcsException {
if (Depth.INFINITY.equals(myDepth)) {
executeDown(file);
return;
}
if (!operation(file)) {
return;
}
if (Depth.EMPTY.equals(myDepth)) {
return;
}
for (VirtualFile child : file.getChildren()) {
if (Depth.FILES.equals(myDepth) && child.isDirectory()) {
continue;
}
operation(child);
}
}
public interface Operation {
void doOperation(final VirtualFile file) throws VcsException;
}
}
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