VariableTagExtraInfo


1   /*
2    * Copyright 1999,2004 The Apache Software Foundation.
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, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  
17  package org.apache.taglibs.xtags.xpath;
18  
19  import javax.servlet.jsp.tagext.TagData  ;
20  import javax.servlet.jsp.tagext.TagExtraInfo  ;
21  import javax.servlet.jsp.tagext.VariableInfo  ;
22  
23  /** The extra info for the variable tag
24    *
25    * @author James Strachan
26    */
27  public class VariableTagExtraInfo extends TagExtraInfo   {
28  
29      public VariableTagExtraInfo() {
30      }
31      
32      public VariableInfo  [] getVariableInfo(TagData   data) {
33          String   instanceName = data.getAttributeString( "id" );
34          String   typeName = data.getAttributeString( "type" );
35          if (typeName == null) {
36              typeName ="java.lang.String";
37          }
38          else if ("string".equalsIgnoreCase( typeName ) ) {
39              typeName = "java.lang.String";
40          }
41          else if ("node".equalsIgnoreCase( typeName ) ) {
42              typeName = "org.dom4j.Node";
43          }
44          else if ("list".equalsIgnoreCase( typeName ) ) {
45              typeName ="java.util.List";
46          }
47          else if ("boolean".equalsIgnoreCase( typeName ) ) {
48              typeName ="java.lang.Boolean";
49          }
50          else if ("number".equalsIgnoreCase( typeName ) ) {
51              typeName ="java.lang.Number";
52          }
53          VariableInfo  [] answer = {
54              new VariableInfo  ( instanceName, typeName, true, VariableInfo.AT_END )
55          };
56          return answer;
57      }
58  }
59
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