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1   package org.apache.velocity.runtime.parser.node;
2   
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  
22  import java.io.Writer;
23  import java.io.IOException;
24  
25  import org.apache.velocity.context.InternalContextAdapter;
26  import org.apache.velocity.exception.TemplateInitException;
27  import org.apache.velocity.runtime.parser.Parser;
28  import org.apache.velocity.runtime.parser.ParserVisitor;
29  import org.apache.velocity.runtime.parser.Token;
30  
31  /**
32   *
33   */
34  public class ASTText extends SimpleNode
35  {
36      private char[] ctext;
37  
38      /**
39       * @param id
40       */
41      public ASTText(int id)
42      {
43          super(id);
44      }
45  
46      /**
47       * @param p
48       * @param id
49       */
50      public ASTText(Parser p, int id)
51      {
52          super(p, id);
53      }
54  
55      /**
56       * @see org.apache.velocity.runtime.parser.node.SimpleNode#jjtAccept(org.apache.velocity.runtime.parser.ParserVisitor, java.lang.Object)
57       */
58      public Object jjtAccept(ParserVisitor visitor, Object data)
59      {
60          return visitor.visit(this, data);
61      }
62  
63      /**
64       * @see org.apache.velocity.runtime.parser.node.SimpleNode#init(org.apache.velocity.context.InternalContextAdapter, java.lang.Object)
65       */
66      public Object init( InternalContextAdapter context, Object data)
67      throws TemplateInitException
68      {
69          Token t = getFirstToken();
70  
71          String text = NodeUtils.tokenLiteral( t );
72  
73          ctext = text.toCharArray();
74  
75          return data;
76      }
77  
78      /**
79       * @see org.apache.velocity.runtime.parser.node.SimpleNode#render(org.apache.velocity.context.InternalContextAdapter, java.io.Writer)
80       */
81      public boolean render( InternalContextAdapter context, Writer writer)
82          throws IOException
83      {
84          if (context.getAllowRendering())
85          {
86              writer.write(ctext);
87          }
88          return true;
89      }
90  }
91  
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96  
97