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1   /*
2    * $Id$
3    *
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   *
12   *  http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing,
15   * software distributed under the License is distributed on an
16   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17   * KIND, either express or implied.  See the License for the
18   * specific language governing permissions and limitations
19   * under the License.
20   */
21  package org.apache.struts.chain.commands.servlet;
22  
23  import org.apache.struts.action.ActionForward;
24  import org.apache.struts.action.ActionServlet;
25  import org.apache.struts.chain.commands.AbstractSelectInput;
26  import org.apache.struts.chain.contexts.ActionContext;
27  import org.apache.struts.chain.contexts.ServletActionContext;
28  import org.apache.struts.config.ActionConfig;
29  import org.apache.struts.config.ForwardConfig;
30  import org.apache.struts.config.ModuleConfig;
31  import org.apache.struts.util.MessageResources;
32  
33  /**
34   * <p>Validate the properties of the form bean for this request.  If there are
35   * any validation errors, execute the child commands in our chain; otherwise,
36   * proceed normally.</p>
37   *
38   * @version $Rev$ $Date: 2005-05-07 12:11:38 -0400 (Sat, 07 May 2005)
39   *          $
40   */
41  public class SelectInput extends AbstractSelectInput {
42      // ------------------------------------------------------- Protected Methods
43  
44      /**
45       * <p>Create and return a <code>ForwardConfig</code> representing the
46       * specified module-relative destination.</p>
47       *
48       * @param context      The context for this request
49       * @param moduleConfig The <code>ModuleConfig</code> for this request
50       * @param uri          The module-relative URI to be the destination
51       */
52      protected ForwardConfig forward(ActionContext context,
53          ModuleConfig moduleConfig, String uri) {
54          return (new ActionForward(null, uri, false, moduleConfig.getPrefix()));
55      }
56  
57      protected String getErrorMessage(ActionContext context,
58          ActionConfig actionConfig) {
59          ServletActionContext servletActionContext =
60              (ServletActionContext) context;
61  
62          // Retrieve internal message resources
63          ActionServlet servlet = servletActionContext.getActionServlet();
64          MessageResources resources = servlet.getInternal();
65  
66          return resources.getMessage("inputUnknown", actionConfig.getPath(), actionConfig.getInput());
67      }
68  
69  }