| /** |
| * 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.camel; |
| |
| import java.util.concurrent.RejectedExecutionHandler; |
| import java.util.concurrent.ThreadPoolExecutor; |
| import javax.xml.bind.annotation.XmlEnum; |
| import javax.xml.bind.annotation.XmlType; |
| |
| /** |
| * Represent the kinds of options for rejection handlers for thread pools. |
| * <p/> |
| * These options are used for fine grained thread pool settings, where you |
| * want to control which handler to use when a thread pool cannot execute |
| * a new task. |
| * <p/> |
| * Camel will by default use <tt>CallerRuns</tt>. |
| * |
| * @version |
| */ |
| @XmlType |
| @XmlEnum(String.class) |
| public enum ThreadPoolRejectedPolicy { |
| |
| Abort, CallerRuns, DiscardOldest, Discard; |
| |
| public RejectedExecutionHandler asRejectedExecutionHandler() { |
| if (this == Abort) { |
| return new ThreadPoolExecutor.AbortPolicy(); |
| } else if (this == CallerRuns) { |
| return new ThreadPoolExecutor.CallerRunsPolicy(); |
| } else if (this == DiscardOldest) { |
| return new ThreadPoolExecutor.DiscardOldestPolicy(); |
| } else if (this == Discard) { |
| return new ThreadPoolExecutor.DiscardPolicy(); |
| } |
| throw new IllegalArgumentException("Unknown ThreadPoolRejectedPolicy: " + this); |
| } |
| |
| } |