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1   // Copyright 2008 Thiago H. de Paula Figueiredo
2   //
3   // Licensed under the Apache License, Version 2.0 (the "License");
4   // you may not use this file except in compliance with the License.
5   // You may obtain a copy of the License at
6   //
7   //     http://www.apache.org/licenses/LICENSE-2.0
8   //
9   // Unless required by applicable law or agreed to in writing, software
10  // distributed under the License is distributed on an "AS IS" BASIS,
11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  // See the License for the specific language governing permissions and
13  // limitations under the License.
14  
15  package br.com.arsmachina.tapestrycrud.services;
16  
17  import java.io.Serializable;
18  
19  import org.apache.tapestry5.PrimaryKeyEncoder;
20  
21  import br.com.arsmachina.tapestrycrud.encoder.Encoder;
22  import br.com.arsmachina.tapestrycrud.encoder.LabelEncoder;
23  
24  /**
25   * Service that provides {@link PrymaryKeyEncoder}s.
26   * 
27   * @author Thiago H. de Paula Figueiredo
28   */
29  public interface PrimaryKeyEncoderSource {
30  
31  	/**
32  	 * Returns the {@link LabelEncoder} of a given type.
33  	 * 
34  	 * @param <T> a type.
35  	 * @param clasz a {@link Class}.
36  	 * @return an {@link Encoder}.
37  	 */
38  	<T, K extends Serializable> PrimaryKeyEncoder<K, T> get(Class<T> clasz);
39  
40  
41  }