예제 #1
0
  @DELETE
  public void deleteIt() {

    // delete an entity from the datastore
    // just print a message upon exception (don't throw)
    DatastoreService datastore = DatastoreServiceFactory.getDatastoreService();
    MemcacheService syncCache = MemcacheServiceFactory.getMemcacheService();
    if (syncCache.get(keyname) != null) {
      syncCache.delete(keyname);
    }
    Key entKey = KeyFactory.createKey("TaskData", keyname);
    try {
      Entity ent = datastore.get(entKey);
      datastore.delete(entKey);
      System.err.println("TaskData deleted in Datastore");
    } catch (EntityNotFoundException e) {
      System.err.println("TaskData not found in Datastore");
    }
  }
  @Override
  public void doGet(final HttpServletRequest req, final HttpServletResponse resp)
      throws IOException {

    final MemcacheService cacheShared = MemcacheServiceFactory.getMemcacheService();
    if (cacheShared.contains(MemCacheKey.activePoints)) {
      try {
        final Map<String, Point> points =
            (Map<String, Point>) cacheShared.get(MemCacheKey.activePoints);
        cacheShared.delete(
            MemCacheKey.activePoints); // TODO possible race condition with record value service
        for (final Point point : points.values()) {
          TaskFactory.getInstance().startMoveCachedValuesToStoreTask(point);
        }
      } catch (InvalidValueException e) {
        cacheShared.clearAll();
      }
    }
  }