DirectAttributeEvaluator xref

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1   /*
2    * $Id: DirectAttributeEvaluator.java 734389 2009-01-14 13:38:06Z apetrelli $
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.tiles.evaluator.impl;
22  
23  import java.util.Map;
24  
25  import org.apache.tiles.context.TilesRequestContext;
26  import org.apache.tiles.evaluator.AbstractAttributeEvaluator;
27  
28  /***
29   * Resolves a string and returns the string itself. It is useful for backward
30   * compatibility.
31   *
32   * @version $Rev: 734389 $ $Date: 2009-01-14 14:38:06 +0100 (mer, 14 gen 2009) $
33   * @since 2.1.0
34   */
35  public class DirectAttributeEvaluator extends AbstractAttributeEvaluator {
36  
37      /*** {@inheritDoc} */
38      public void init(Map<String, String> initParameters) {
39          // Does nothing.
40      }
41  
42      /*** {@inheritDoc} */
43      public Object evaluate(String expression, TilesRequestContext request) {
44          return expression;
45      }
46  }