java/src/main/com/google/appengine/api/taskqueue/DatastoreDeleteDeferredTask.java

   1 // Copyright 2012 Google Inc. All Rights Reserved.
   2 package com.google.appengine.api.taskqueue;
   3
   4 import com.google.appengine.api.datastore.DatastoreServiceFactory;
   5 import com.google.appengine.api.datastore.Key;
   6
   7 /**
   8  * A {@link DeferredTask} implementation that deletes the entities uniquely
   9  * identified by the provided {@link Key Keys} when it runs.
  10  *
  11  */
  12 class DatastoreDeleteDeferredTask implements DeferredTask {
  13   private final Key deleteMe;
  14
  15   public DatastoreDeleteDeferredTask(Key deleteMe) {
  16     if (deleteMe == null) {
  17       throw new NullPointerException("deleteMe cannot be null");
  18     }
  19     this.deleteMe = deleteMe;
  20   }
  21
  22   @Override
  23   public void run() {
  24     DatastoreServiceFactory.getDatastoreService().delete(deleteMe);
  25   }
  26 }