Project Tiles has retired. For details please refer to its Attic page.
AttributeEvaluatorFactory xref
View Javadoc

1   /*
2    * $Id: AttributeEvaluatorFactory.java 788032 2009-06-24 14:08:32Z 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  
22  package org.apache.tiles.evaluator;
23  
24  import org.apache.tiles.Attribute;
25  
26  /**
27   * Creates an attribute evaluator using the language or an attribute.
28   *
29   * @version $Rev: 788032 $ $Date: 2009-06-25 00:08:32 +1000 (Thu, 25 Jun 2009) $
30   * @since 2.2.0
31   */
32  public interface AttributeEvaluatorFactory {
33  
34      /**
35       * Creates and attribute evaluator using an attribute.
36       *
37       * @param attribute The attribute used to obtain the evaluator.
38       * @return The attribute evaluator. It must not be <code>null</code>.
39       * @since 2.2.0
40       */
41      AttributeEvaluator getAttributeEvaluator(Attribute attribute);
42  
43      /**
44       * Creates and attribute evaluator for the given expression language.
45       *
46       * @param language The name of the expression language.
47       * @return The attribute evaluator. It must not be <code>null</code>.
48       * @since 2.2.0
49       */
50      AttributeEvaluator getAttributeEvaluator(String language);
51  }