plugins/svn4idea/src/org/jetbrains/idea/svn/SvnBranchMapperManager.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 org.jetbrains.idea.svn;
  17
  18 import com.intellij.openapi.application.ApplicationManager;
  19 import com.intellij.openapi.components.PersistentStateComponent;
  20 import com.intellij.openapi.components.ServiceManager;
  21 import com.intellij.openapi.components.State;
  22 import com.intellij.openapi.components.Storage;
  23 import com.intellij.openapi.project.Project;
  24 import com.intellij.openapi.vfs.VirtualFile;
  25 import com.intellij.util.messages.Topic;
  26 import org.jetbrains.idea.svn.branchConfig.SvnBranchConfigurationNew;
  27
  28 import java.io.File;
  29 import java.util.*;
  30
  31 @State(
  32   name = "SvnBranchMapperManager",
  33   storages = {
  34     @Storage(
  35       id ="other",
  36       file = "$APP_CONFIG$/other.xml"
  37     )}
  38 )
  39 public class SvnBranchMapperManager implements PersistentStateComponent<SvnBranchMapperManager.SvnBranchMapperHolder> {
  40   private SvnBranchMapperHolder myStateHolder;
  41
  42   public static SvnBranchMapperManager getInstance() {
  43     return ServiceManager.getService(SvnBranchMapperManager.class);
  44   }
  45
  46   public SvnBranchMapperManager() {
  47     myStateHolder = new SvnBranchMapperHolder();
  48   }
  49
  50   public SvnBranchMapperHolder getState() {
  51     return myStateHolder;
  52   }
  53
  54   public void loadState(final SvnBranchMapperHolder state) {
  55     myStateHolder = state;
  56   }
  57
  58   public void put(final String url, final String value) {
  59     myStateHolder.put(url, value);
  60     notifyWcRootsChanged(url, Collections.unmodifiableCollection(myStateHolder.get(url)));
  61   }
  62
  63   public void remove(final String url, final File value) {
  64     final Set<String> set = myStateHolder.get(url);
  65     if (set != null) {
  66       set.remove(value.getAbsolutePath());
  67     }
  68     notifyWcRootsChanged(url, Collections.unmodifiableCollection(set));
  69   }
  70
  71   private static void notifyWcRootsChanged(final String url, final Collection<String> roots) {
  72     ApplicationManager.getApplication().getMessageBus().syncPublisher(WC_ROOTS_CHANGED).rootsChanged(url, roots);
  73   }
  74
  75   public void notifyBranchesChanged(final Project project, final VirtualFile vcsRoot, final SvnBranchConfigurationNew configuration) {
  76     final Map<String, String> map = configuration.getUrl2FileMappings(project, vcsRoot);
  77     if (map != null) {
  78       for (Map.Entry<String, String> entry : map.entrySet()) {
  79         put(entry.getKey(), entry.getValue());
  80       }
  81     }
  82   }
  83
  84   public Set<String> get(final String key) {
  85     return myStateHolder.get(key);
  86   }
  87
  88   public static class SvnBranchMapperHolder {
  89     public Map<String, Set<String>> myMapping;
  90
  91     public SvnBranchMapperHolder() {
  92       myMapping = new HashMap<String, Set<String>>();
  93     }
  94
  95     public void put(final String key, final String value) {
  96       Set<String> files = myMapping.get(key);
  97       if (files == null) {
  98         files = new HashSet<String>();
  99         myMapping.put(key, files);
 100       }
 101       files.add(value);
 102     }
 103
 104     public Set<String> get(final String key) {
 105       return myMapping.get(key);
 106     }
 107   }
 108
 109   public static interface WcRootsChangeConsumer {
 110     void rootsChanged(final String url, final Collection<String> roots);
 111   }
 112
 113   public static final Topic<WcRootsChangeConsumer> WC_ROOTS_CHANGED =
 114       new Topic<WcRootsChangeConsumer>("SVN_WC_ROOTS_CHANGED", WcRootsChangeConsumer.class);
 115 }