platform/lang-api/src/com/intellij/facet/FacetModificationTrackingService.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
  17 package com.intellij.facet;
  18
  19 import org.jetbrains.annotations.NotNull;
  20 import com.intellij.openapi.module.Module;
  21 import com.intellij.openapi.module.ModuleServiceManager;
  22 import com.intellij.openapi.util.ModificationTracker;
  23 import com.intellij.openapi.util.ModificationTrackerListener;
  24 import com.intellij.openapi.Disposable;
  25
  26 /**
  27  * @author nik
  28  */
  29 public abstract class FacetModificationTrackingService {
  30
  31   public static FacetModificationTrackingService getInstance(@NotNull Module module) {
  32     return ModuleServiceManager.getService(module, FacetModificationTrackingService.class);
  33   }
  34
  35   public static FacetModificationTrackingService getInstance(@NotNull Facet facet) {
  36     return ModuleServiceManager.getService(facet.getModule(), FacetModificationTrackingService.class);
  37   }
  38
  39   @NotNull
  40   public abstract ModificationTracker getFacetModificationTracker(@NotNull Facet facet);
  41
  42   public abstract void incFacetModificationTracker(@NotNull Facet facet);
  43
  44   public abstract <T extends Facet> void addModificationTrackerListener(final T facet, final ModificationTrackerListener<? super T> listener, final Disposable parent);
  45
  46   public abstract void removeModificationTrackerListener(final Facet facet, final ModificationTrackerListener<?> listener);
  47 }