| /* |
| * Copyright 2000-2011 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 com.intellij.cvsSupport2.cvshandlers; |
| |
| import com.intellij.CvsBundle; |
| import com.intellij.cvsSupport2.CvsUtil; |
| import com.intellij.cvsSupport2.config.CvsApplicationLevelConfiguration; |
| import com.intellij.openapi.progress.ProgressIndicator; |
| import com.intellij.openapi.util.io.FileUtil; |
| import org.jetbrains.annotations.Nullable; |
| import org.netbeans.lib.cvsclient.admin.EntriesHandler; |
| import org.netbeans.lib.cvsclient.admin.Entry; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.List; |
| |
| public class IOFilesBasedDirectoryPruner { |
| private final List<File> myFiles = new ArrayList<File>(); |
| private final ProgressIndicator myProgressIndicator; |
| private final String myCharset = CvsApplicationLevelConfiguration.getCharset(); |
| |
| public IOFilesBasedDirectoryPruner(@Nullable final ProgressIndicator progressIndicator) { |
| myProgressIndicator = progressIndicator; |
| } |
| |
| public void addFile(File file) { |
| myFiles.add(file); |
| } |
| |
| public void execute(){ |
| for (final File myFile : myFiles) { |
| execute(myFile); |
| } |
| } |
| |
| private boolean execute(final File file) { |
| if (file.isFile()) return false; |
| |
| if (myProgressIndicator != null) { |
| myProgressIndicator.setText(CvsBundle.message("progress.text.prune.empty.directories")); |
| myProgressIndicator.setText2(CvsBundle.message("progress.text.processing", file.getAbsolutePath())); |
| } |
| |
| final File[] subFiles = file.listFiles(); |
| if (subFiles == null) return true; |
| |
| if (!new File(file, CvsUtil.CVS).isDirectory()) return false; |
| boolean canPrune = true; |
| for (File subFile : subFiles) { |
| if (!isAdminDirectory(subFile)) { |
| canPrune &= execute(subFile); |
| } |
| } |
| |
| canPrune &= !containsFileEntries(file); |
| |
| if (!canPrune) return false; |
| |
| if (!FileUtil.delete(file)) return false; |
| CvsUtil.removeEntryFor(file); |
| return true; |
| } |
| |
| private boolean containsFileEntries(final File file) { |
| final EntriesHandler entriesHandler = new EntriesHandler(file); |
| try { |
| entriesHandler.read(myCharset); |
| } |
| catch (IOException e) { |
| return false; |
| } |
| final Collection<Entry> entries = entriesHandler.getEntries().getEntries(); |
| for (final Entry entry : entries) { |
| if (!entry.isDirectory()) return true; |
| } |
| return false; |
| } |
| |
| private static boolean isAdminDirectory(final File file) { |
| return file.isDirectory() && file.getName().equals(CvsUtil.CVS); |
| } |
| } |