| /* |
| * 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.axis2.transport.base.threads.watermark; |
| |
| import java.util.concurrent.BlockingQueue; |
| import java.util.concurrent.RejectedExecutionHandler; |
| import java.util.concurrent.ThreadPoolExecutor; |
| |
| /** |
| * This class implements the {@link RejectedExecutionHandler} and provide a mechanism for |
| * having the water mark in the {@link WaterMarkExecutor}. This is an internal class used by |
| * the {@link WaterMarkExecutor}. |
| */ |
| class WaterMarkRejectionHandler implements RejectedExecutionHandler { |
| RejectedExecutionHandler rejectedExecutionHandler = new ThreadPoolExecutor.AbortPolicy(); |
| |
| public WaterMarkRejectionHandler(RejectedExecutionHandler rejectedExecutionHandler) { |
| if (rejectedExecutionHandler != null) { |
| this.rejectedExecutionHandler = rejectedExecutionHandler; |
| } |
| } |
| |
| public void rejectedExecution(Runnable runnable, ThreadPoolExecutor threadPoolExecutor) { |
| BlockingQueue q = threadPoolExecutor.getQueue(); |
| if (q instanceof WaterMarkQueue) { |
| WaterMarkQueue wq = (WaterMarkQueue) q; |
| |
| if (!wq.offerAfter(runnable)) { |
| if (rejectedExecutionHandler != null) { |
| rejectedExecutionHandler.rejectedExecution(runnable, threadPoolExecutor); |
| } |
| } |
| } |
| } |
| } |