platform/vcs-impl/src/com/intellij/openapi/vcs/impl/projectlevelman/MappingsToRoots.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.openapi.vcs.impl.projectlevelman;
  17
  18 import com.intellij.openapi.diff.impl.patch.formove.FilePathComparator;
  19 import com.intellij.openapi.project.Project;
  20 import com.intellij.openapi.vcs.AbstractVcs;
  21 import com.intellij.openapi.vcs.impl.ExcludedFileIndex;
  22 import com.intellij.openapi.vfs.VfsUtil;
  23 import com.intellij.openapi.vfs.VirtualFile;
  24
  25 import java.util.Collections;
  26 import java.util.List;
  27
  28 public class MappingsToRoots {
  29   private final NewMappings myMappings;
  30   private final Project myProject;
  31
  32   public MappingsToRoots(final NewMappings mappings, final Project project) {
  33     myMappings = mappings;
  34     myProject = project;
  35   }
  36
  37   public VirtualFile[] getRootsUnderVcs(final AbstractVcs vcs) {
  38     List<VirtualFile> result = myMappings.getMappingsAsFilesUnderVcs(vcs);
  39
  40     final AbstractVcs.RootsConvertor convertor = vcs.getCustomConvertor();
  41     if (convertor != null) {
  42       result = convertor.convertRoots(result);
  43     }
  44
  45     Collections.sort(result, FilePathComparator.getInstance());
  46     if (! vcs.allowsNestedRoots()) {
  47       int i=1;
  48       while(i < result.size()) {
  49         final VirtualFile previous = result.get(i - 1);
  50         final VirtualFile current = result.get(i);
  51         if (ExcludedFileIndex.getInstance(myProject).isValidAncestor(previous, current)) {
  52 //        if (ExcludedFileIndex.getInstance(myProject).isValidAncestor(previous, current) && vcs.isVersionedDirectory(previous)) {
  53           result.remove(i);
  54         }
  55         else {
  56           i++;
  57         }
  58       }
  59     }
  60     return VfsUtil.toVirtualFileArray(result);
  61   }
  62 }