Line data    Source code

       1             : // Copyright (C) 2017 The Android Open Source Project
       2             : //
       3             : // Licensed under the Apache License, Version 2.0 (the "License");
       4             : // you may not use this file except in compliance with the License.
       5             : // You may obtain a copy of the License at
       6             : //
       7             : // http://www.apache.org/licenses/LICENSE-2.0
       8             : //
       9             : // Unless required by applicable law or agreed to in writing, software
      10             : // distributed under the License is distributed on an "AS IS" BASIS,
      11             : // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      12             : // See the License for the specific language governing permissions and
      13             : // limitations under the License.
      14             : 
      15             : package com.google.gerrit.pgm.init.index;
      16             : 
      17             : import com.google.gerrit.extensions.events.LifecycleListener;
      18             : import com.google.gerrit.index.IndexDefinition;
      19             : import com.google.inject.Inject;
      20             : import com.google.inject.name.Named;
      21             : import java.util.Collection;
      22             : 
      23             : /**
      24             :  * This class starts/stops the indexes from the init program so that init can write updates the
      25             :  * indexes.
      26             :  */
      27             : public class IndexManagerOnInit {
      28             :   private final LifecycleListener indexManager;
      29             :   private final Collection<IndexDefinition<?, ?, ?>> defs;
      30             : 
      31             :   @Inject
      32             :   IndexManagerOnInit(
      33             :       @Named(IndexModuleOnInit.INDEX_MANAGER) LifecycleListener indexManager,
      34          15 :       Collection<IndexDefinition<?, ?, ?>> defs) {
      35          15 :     this.indexManager = indexManager;
      36          15 :     this.defs = defs;
      37          15 :   }
      38             : 
      39             :   public void start() {
      40          15 :     indexManager.start();
      41             : 
      42          15 :     for (IndexDefinition<?, ?, ?> def : defs) {
      43          15 :       def.getIndexCollection().start();
      44          15 :     }
      45          15 :   }
      46             : 
      47             :   public void stop() {
      48          15 :     indexManager.stop();
      49             : 
      50          15 :     for (IndexDefinition<?, ?, ?> def : defs) {
      51          15 :       def.getIndexCollection().stop();
      52          15 :     }
      53          15 :   }
      54             : }