| /* |
| * 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.ide.util; |
| |
| import com.intellij.openapi.util.SystemInfo; |
| import com.intellij.openapi.util.text.StringUtil; |
| import com.intellij.openapi.vfs.LocalFileSystem; |
| import com.intellij.openapi.vfs.VirtualFile; |
| import com.intellij.psi.PsiDirectory; |
| import com.intellij.psi.PsiManager; |
| import com.intellij.util.IncorrectOperationException; |
| |
| import java.io.File; |
| import java.util.StringTokenizer; |
| |
| public class DirectoryUtil { |
| private DirectoryUtil() { |
| } |
| |
| |
| /** |
| * Creates the directory with the given path via PSI, including any |
| * necessary but nonexistent parent directories. Must be run in write action. |
| * @param path directory path in the local file system; separators must be '/' |
| * @return true if path exists or has been created as the result of this method call; false otherwise |
| */ |
| public static PsiDirectory mkdirs(PsiManager manager, String path) throws IncorrectOperationException{ |
| if (File.separatorChar != '/') { |
| if (path.indexOf(File.separatorChar) != -1) { |
| throw new IllegalArgumentException("separators must be '/'; path is " + path); |
| } |
| } |
| |
| String existingPath = path; |
| |
| PsiDirectory directory = null; |
| |
| // find longest existing path |
| while (existingPath.length() > 0) { |
| VirtualFile file = LocalFileSystem.getInstance().findFileByPath(existingPath); |
| if (file != null) { |
| directory = manager.findDirectory(file); |
| if (directory == null) { |
| return null; |
| } |
| break; |
| } |
| |
| if (StringUtil.endsWithChar(existingPath, '/')) { |
| existingPath = existingPath.substring(0, existingPath.length() - 1); |
| if (SystemInfo.isWindows && existingPath.length() == 2 && existingPath.charAt(1) == ':') { |
| return null; |
| } |
| } |
| |
| int index = existingPath.lastIndexOf('/'); |
| if (index == -1) { |
| // nothing to do more |
| return null; |
| } |
| |
| existingPath = existingPath.substring(0, index); |
| } |
| |
| if (directory == null) { |
| return null; |
| } |
| |
| if (existingPath.equals(path)) { |
| return directory; |
| } |
| |
| String postfix = path.substring(existingPath.length() + 1, path.length()); |
| StringTokenizer tokenizer = new StringTokenizer(postfix, "/"); |
| while (tokenizer.hasMoreTokens()) { |
| directory = directory.createSubdirectory(tokenizer.nextToken()); |
| } |
| |
| return directory; |
| } |
| |
| public static PsiDirectory createSubdirectories(final String subDirName, PsiDirectory baseDirectory, final String delim) throws IncorrectOperationException { |
| StringTokenizer tokenizer = new StringTokenizer(subDirName, delim); |
| PsiDirectory dir = baseDirectory; |
| while (tokenizer.hasMoreTokens()) { |
| String packName = tokenizer.nextToken(); |
| if (tokenizer.hasMoreTokens()) { |
| PsiDirectory existingDir = dir.findSubdirectory(packName); |
| if (existingDir != null) { |
| dir = existingDir; |
| continue; |
| } |
| } |
| dir = dir.createSubdirectory(packName); |
| } |
| return dir; |
| } |
| } |