| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||||||
| DelegateProcessor |
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| 0.0;0 |
| 1 | /** |
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| 2 | * |
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| 3 | * Licensed to the Apache Software Foundation (ASF) under one or more |
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| 4 | * contributor license agreements. See the NOTICE file distributed with |
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| 5 | * this work for additional information regarding copyright ownership. |
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| 6 | * The ASF licenses this file to You under the Apache License, Version 2.0 |
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| 7 | * (the "License"); you may not use this file except in compliance with |
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| 8 | * the License. You may obtain a copy of the License at |
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| 9 | * |
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| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
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| 11 | * |
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| 12 | * Unless required by applicable law or agreed to in writing, software |
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| 13 | * distributed under the License is distributed on an "AS IS" BASIS, |
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| 14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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| 15 | * See the License for the specific language governing permissions and |
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| 16 | * limitations under the License. |
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| 17 | */ |
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| 18 | package org.apache.camel.processor; |
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| 19 | ||
| 20 | import org.apache.camel.Processor; |
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| 21 | import org.apache.camel.Exchange; |
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| 22 | import org.apache.camel.spi.Policy; |
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| 23 | import org.apache.camel.impl.ServiceSupport; |
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| 24 | import org.apache.camel.util.ServiceHelper; |
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| 25 | ||
| 26 | /** |
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| 27 | * A Delegate pattern which delegates processing to a nested processor which can be useful for implementation inheritence |
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| 28 | * when writing an {@link Policy} |
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| 29 | * |
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| 30 | * @version $Revision: 519941 $ |
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| 31 | */ |
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| 32 | public class DelegateProcessor extends ServiceSupport implements Processor { |
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| 33 | protected Processor next; |
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| 34 | ||
| 35 | 4 | public DelegateProcessor() { |
| 36 | 4 | } |
| 37 | ||
| 38 | 0 | public DelegateProcessor(Processor next) { |
| 39 | 0 | this.next = next; |
| 40 | 0 | } |
| 41 | ||
| 42 | public void process(Exchange exchange) throws Exception { |
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| 43 | 2 | processNext(exchange); |
| 44 | 2 | } |
| 45 | ||
| 46 | protected void processNext(Exchange exchange) throws Exception { |
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| 47 | 2 | if (next != null) { |
| 48 | 2 | next.process(exchange); |
| 49 | } |
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| 50 | 2 | } |
| 51 | ||
| 52 | @Override |
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| 53 | public String toString() { |
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| 54 | 9 | return "delegate(" + next + ")"; |
| 55 | } |
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| 56 | ||
| 57 | public Processor getNext() { |
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| 58 | 2 | return next; |
| 59 | } |
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| 60 | ||
| 61 | public void setNext(Processor next) { |
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| 62 | 4 | this.next = next; |
| 63 | 4 | } |
| 64 | ||
| 65 | protected void doStart() throws Exception { |
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| 66 | 2 | ServiceHelper.startServices(next); |
| 67 | 2 | } |
| 68 | ||
| 69 | protected void doStop() throws Exception { |
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| 70 | 0 | ServiceHelper.stopServices(next); |
| 71 | 0 | } |
| 72 | } |