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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  
20  package org.apache.myfaces.custom.convertString;
21  
22  import javax.faces.component.UIComponent;
23  import javax.faces.context.FacesContext;
24  import javax.faces.convert.Converter;
25  import javax.faces.convert.ConverterException;
26  
27  /**
28   * Useful when a char(5) field ends up rendered as "abc  " .
29   * 
30   * @author Dennis Byrne
31   */
32  
33  public class TrimConverter implements Converter
34  {
35      
36      public Object getAsObject(FacesContext context, UIComponent component,
37              String value) throws ConverterException
38      {
39          return value == null ? null : value;
40      }
41  
42      public String getAsString(FacesContext context, UIComponent component,
43              Object value) throws ConverterException
44      {
45          return value == null ? "" : value.toString().trim();
46      }
47  
48  }