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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.plugins.oval.validation;
18  
19  import static org.seasar.cubby.CubbyConstants.ATTR_MESSAGES_RESOURCE_BUNDLE;
20  
21  import java.util.ResourceBundle;
22  
23  import javax.servlet.ServletRequest;
24  
25  import net.sf.oval.localization.message.MessageResolver;
26  
27  import org.seasar.cubby.internal.controller.ThreadContext;
28  
29  /**
30   * 現在の実行スレッドに関連付けられた要求に対応するメッセージ用の {@link ResourceBundle} からメッセージを取得する
31   * {@link MessageResolver} です。
32   * 
33   * @author baba
34   */
35  public class RequestLocaleMessageResolver implements MessageResolver {
36  
37  	/** このクラスのシングルトン。 */
38  	public static RequestLocaleMessageResolver INSTANCE = new RequestLocaleMessageResolver();
39  
40  	/**
41  	 * {@inheritDoc}
42  	 * <p>
43  	 * 現在の実行スレッドに関連付けられた要求に対応するメッセージ用の {@link ResourceBundle} からメッセージを取得します。
44  	 * </p>
45  	 */
46  	public String getMessage(final String key) {
47  		final ThreadContext currentContext = ThreadContext.getCurrentContext();
48  		final ServletRequest request = currentContext.getRequest();
49  		final ResourceBundle bundle = (ResourceBundle) request
50  				.getAttribute(ATTR_MESSAGES_RESOURCE_BUNDLE);
51  		final String message = bundle.getString(key);
52  		return message;
53  	}
54  
55  }