| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more contributor license |
| * agreements. See the NOTICE file distributed with this work for additional information regarding |
| * copyright ownership. The ASF licenses this file to You under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance with the License. You may obtain a |
| * copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software distributed under the License |
| * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express |
| * or implied. See the License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| |
| package org.apache.geode.distributed.internal; |
| |
| /** |
| * Used to implement statistics on a queue. The implementation will call these methods at to proper |
| * time. |
| * |
| * |
| * @since GemFire 3.5 |
| */ |
| public interface QueueStatHelper { |
| |
| /** |
| * Called when an item is added to the queue. |
| */ |
| void add(); |
| |
| /** |
| * Called when an item is removed from the queue. |
| */ |
| void remove(); |
| |
| /** |
| * Called when count items are removed from the queue. |
| */ |
| void remove(int count); |
| } |