plugins/cvs/cvs-plugin/src/com/intellij/cvsSupport2/util/CvsVfsUtil.java

   1 /*
   2  * Copyright 2000-2009 JetBrains s.r.o.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package com.intellij.cvsSupport2.util;
  17
  18 import com.intellij.openapi.diagnostic.Logger;
  19 import com.intellij.openapi.vfs.LocalFileSystem;
  20 import com.intellij.openapi.vfs.VirtualFile;
  21 import org.jetbrains.annotations.NotNull;
  22
  23 import java.io.File;
  24
  25 /**
  26  * author: lesya
  27  */
  28 public class CvsVfsUtil {
  29
  30   private static final Logger LOG = Logger.getInstance("#com.intellij.cvsSupport2.util.CvsVfsUtil");
  31
  32   public static VirtualFile findFileByPath(final String path) {
  33     return LocalFileSystem.getInstance().findFileByPath(path);
  34   }
  35
  36   public static VirtualFile findChild(final VirtualFile file, final String name) {
  37     if (file == null) {
  38       return LocalFileSystem.getInstance().findFileByIoFile(new File(name));
  39     }
  40     else {
  41       return file.findChild(name);
  42     }
  43   }
  44
  45   public static VirtualFile getParentFor(final File file) {
  46     return findFileByIoFile(file.getParentFile());
  47   }
  48
  49   public static File getFileFor(final VirtualFile file) {
  50     if (file == null) return null;
  51     return new File(file.getPath());
  52   }
  53
  54   public static File getFileFor(final VirtualFile parent, String name) {
  55     if (parent == null) {
  56       return new File(name);
  57     }
  58     else {
  59       return new File(parent.getPath(), name);
  60     }
  61   }
  62
  63   public static VirtualFile findFileByIoFile(final File file) {
  64     if (file == null) return null;
  65     return LocalFileSystem.getInstance().findFileByIoFile(file);
  66   }
  67
  68   public static VirtualFile refreshAndFindFileByIoFile(@NotNull final File file) {
  69     return LocalFileSystem.getInstance().refreshAndFindFileByIoFile(file);
  70   }
  71
  72   public static VirtualFile[] getChildrenOf(final VirtualFile directory) {
  73     return directory.isValid() ? directory.getChildren() : null;
  74   }
  75
  76   public static long getTimeStamp(final VirtualFile file) {
  77     return file.getTimeStamp();
  78   }
  79
  80   public static boolean isWritable(final VirtualFile virtualFile) {
  81     return virtualFile.isWritable();
  82   }
  83
  84   public static String getPresentablePathFor(final VirtualFile root) {
  85     return root.getPresentableUrl();
  86   }
  87
  88   public static VirtualFile refreshAndfFindChild(VirtualFile parent, String fileName) {
  89     return refreshAndFindFileByIoFile(new File(CvsVfsUtil.getFileFor(parent), fileName));
  90   }
  91 }