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1   /*
2    * Copyright 2004-2010 the Seasar Foundation and the Others.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *     http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
13   * either express or implied. See the License for the specific language
14   * governing permissions and limitations under the License.
15   */
16  
17  package org.seasar.cubby.action;
18  
19  import java.util.List;
20  import java.util.Map;
21  
22  import javax.servlet.ServletRequest;
23  
24  /**
25   * アクションエラーへアクセスするプロキシです。
26   * 
27   * @since 2.0.5
28   * @author baba
29   */
30  public class ActionErrorsProxy implements ActionErrors {
31  
32  	/** アクションコンテキストのヘルパー */
33  	private final ActionContextHelper actionContextHelper;
34  
35  	/**
36  	 * 指定された要求の属性に設定されたアクションエラーへアクセスするプロキシを生成します。
37  	 * 
38  	 * @param request
39  	 *            要求
40  	 */
41  	public ActionErrorsProxy(final ServletRequest request) {
42  		this.actionContextHelper = new ActionContextHelper(request);
43  	}
44  
45  	/**
46  	 * {@inheritDoc}
47  	 */
48  	public boolean isEmpty() {
49  		return subject().isEmpty();
50  	}
51  
52  	/**
53  	 * {@inheritDoc}
54  	 */
55  	public void add(final String message) {
56  		subject().add(message);
57  	}
58  
59  	/**
60  	 * {@inheritDoc}
61  	 */
62  	public void add(final String message, final FieldInfo... fieldInfo) {
63  		subject().add(message, fieldInfo);
64  	}
65  
66  	/**
67  	 * {@inheritDoc}
68  	 */
69  	public void add(final String message, final String... fieldNames) {
70  		subject().add(message, fieldNames);
71  	}
72  
73  	/**
74  	 * {@inheritDoc}
75  	 */
76  	public List<String> getAll() {
77  		return subject().getAll();
78  	}
79  
80  	/**
81  	 * {@inheritDoc}
82  	 */
83  	public Map<String, List<String>> getFields() {
84  		return subject().getFields();
85  	}
86  
87  	/**
88  	 * {@inheritDoc}
89  	 */
90  	public Map<String, Map<Integer, List<String>>> getIndexedFields() {
91  		return subject().getIndexedFields();
92  	}
93  
94  	/**
95  	 * {@inheritDoc}
96  	 */
97  	public List<String> getOthers() {
98  		return subject().getOthers();
99  	}
100 
101 	/**
102 	 * {@inheritDoc}
103 	 */
104 	public void clear() {
105 		subject().clear();
106 	}
107 
108 	/**
109 	 * 要求の属性から被代理オブジェクトを取得します。
110 	 * 
111 	 * @return 被代理オブジェクト
112 	 */
113 	protected ActionErrors subject() {
114 		return actionContextHelper.getActionContext().getActionErrors();
115 	}
116 
117 }