| /* |
| * Copyright 2000-2009 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.conversion.impl; |
| |
| import com.intellij.openapi.util.io.FileUtil; |
| import org.jetbrains.annotations.NonNls; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.util.Collection; |
| |
| /** |
| * @author nik |
| */ |
| public class ProjectConversionUtil { |
| @NonNls public static final String PROJECT_FILES_BACKUP = "projectFilesBackup"; |
| @NonNls private static final String BACKUP_EXTENSION = "backup"; |
| |
| private ProjectConversionUtil() { |
| } |
| |
| public static File backupFile(File file) throws IOException { |
| final String fileName = FileUtil.createSequentFileName(file.getParentFile(), file.getName(), BACKUP_EXTENSION); |
| final File backup = new File(file.getParentFile(), fileName); |
| FileUtil.copy(file, backup); |
| return backup; |
| } |
| |
| public static File backupFiles(final Collection<File> files, final File parentDir) throws IOException { |
| File backupDir = getBackupDir(parentDir); |
| backupFiles(files, parentDir, backupDir); |
| return backupDir; |
| } |
| |
| public static void backupFiles(Collection<File> files, File parentDir, File backupDir) throws IOException { |
| backupDir.mkdirs(); |
| for (File file : files) { |
| final File target; |
| if (FileUtil.isAncestor(parentDir, file, true)) { |
| final String relativePath = FileUtil.getRelativePath(parentDir, file); |
| target = new File(backupDir.getAbsolutePath() + File.separator + relativePath); |
| FileUtil.createParentDirs(target); |
| } |
| else { |
| target = new File(backupDir, file.getName()); |
| } |
| FileUtil.copy(file, target); |
| } |
| } |
| |
| public static File getBackupDir(File parentDir) { |
| final String dirName = FileUtil.createSequentFileName(parentDir, PROJECT_FILES_BACKUP, ""); |
| return new File(parentDir, dirName); |
| } |
| |
| } |