001 /**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements. See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License. You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017 package org.apache.camel.processor.interceptor;
018
019 import org.apache.camel.Exchange;
020 import org.apache.camel.Processor;
021 import org.apache.camel.model.ProcessorDefinition;
022 import org.apache.camel.processor.DelayProcessorSupport;
023
024 /**
025 * An interceptor for delaying routes.
026 */
027 public class DelayInterceptor extends DelayProcessorSupport {
028
029 private final ProcessorDefinition node;
030 private Delayer delayer;
031
032 public DelayInterceptor(ProcessorDefinition node, Processor target, Delayer delayer) {
033 super(target);
034 this.node = node;
035 this.delayer = delayer;
036 }
037
038 @Override
039 public String toString() {
040 return "DelayInterceptor[delay: " + delayer.getDelay() + " on: " + node + "]";
041 }
042
043 public void delay(Exchange exchange) throws Exception {
044 if (delayer.isEnabled()) {
045 long time = currentSystemTime() + delayer.getDelay();
046 waitUntil(time, exchange);
047 }
048 }
049
050 }