Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||||||
DelegateProcessor |
|
| 0.0;0 |
1 | /** |
|
2 | * Licensed to the Apache Software Foundation (ASF) under one or more |
|
3 | * contributor license agreements. See the NOTICE file distributed with |
|
4 | * this work for additional information regarding copyright ownership. |
|
5 | * The ASF licenses this file to You under the Apache License, Version 2.0 |
|
6 | * (the "License"); you may not use this file except in compliance with |
|
7 | * the License. You may obtain a copy of the License at |
|
8 | * |
|
9 | * http://www.apache.org/licenses/LICENSE-2.0 |
|
10 | * |
|
11 | * Unless required by applicable law or agreed to in writing, software |
|
12 | * distributed under the License is distributed on an "AS IS" BASIS, |
|
13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
|
14 | * See the License for the specific language governing permissions and |
|
15 | * limitations under the License. |
|
16 | */ |
|
17 | package org.apache.camel.processor; |
|
18 | ||
19 | import org.apache.camel.Exchange; |
|
20 | import org.apache.camel.Processor; |
|
21 | import org.apache.camel.impl.ServiceSupport; |
|
22 | import org.apache.camel.spi.Policy; |
|
23 | import org.apache.camel.util.ServiceHelper; |
|
24 | ||
25 | /** |
|
26 | * A Delegate pattern which delegates processing to a nested processor which can |
|
27 | * be useful for implementation inheritance when writing an {@link Policy} |
|
28 | * |
|
29 | * @version $Revision: 519941 $ |
|
30 | */ |
|
31 | public class DelegateProcessor extends ServiceSupport implements Processor { |
|
32 | private Processor processor; |
|
33 | ||
34 | 36 | public DelegateProcessor() { |
35 | 36 | } |
36 | ||
37 | 105 | public DelegateProcessor(Processor processor) { |
38 | 105 | this.processor = processor; |
39 | 105 | } |
40 | ||
41 | public void process(Exchange exchange) throws Exception { |
|
42 | 36 | processNext(exchange); |
43 | 36 | } |
44 | ||
45 | protected void processNext(Exchange exchange) throws Exception { |
|
46 | 48 | if (processor != null) { |
47 | 48 | processor.process(exchange); |
48 | } |
|
49 | 48 | } |
50 | ||
51 | @Override |
|
52 | public String toString() { |
|
53 | 45 | return "Delegate(" + processor + ")"; |
54 | } |
|
55 | ||
56 | public Processor getProcessor() { |
|
57 | 165 | return processor; |
58 | } |
|
59 | ||
60 | public void setProcessor(Processor processor) { |
|
61 | 36 | this.processor = processor; |
62 | 36 | } |
63 | ||
64 | protected void doStart() throws Exception { |
|
65 | 114 | ServiceHelper.startServices(processor); |
66 | 114 | } |
67 | ||
68 | protected void doStop() throws Exception { |
|
69 | 102 | ServiceHelper.stopServices(processor); |
70 | 102 | } |
71 | ||
72 | /** |
|
73 | * Proceed with the underlying delegated processor |
|
74 | */ |
|
75 | public void proceed(Exchange exchange) throws Exception { |
|
76 | 12 | processNext(exchange); |
77 | 12 | } |
78 | } |