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1   package org.apache.turbine.util.validation;
2   
3   /*
4    * Copyright 2001-2005 The Apache Software Foundation.
5    *
6    * Licensed under the Apache License, Version 2.0 (the "License")
7    * you may not use this file except in compliance with the License.
8    * 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, software
13   * distributed under the License is distributed on an "AS IS" BASIS,
14   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   * See the License for the specific language governing permissions and
16   * limitations under the License.
17   */
18  
19  /***
20   * @author <a href="mailto:mikeh@ncsa.uiuc.edu">Mike Haberman</a>
21   * @version $Id: AlwaysTrueValidator.java 264148 2005-08-29 14:21:04Z henning $
22   * @deprecated Use Intake or commons-validator
23   */
24  public class AlwaysTrueValidator extends InputValidator
25  {
26      /***
27       * default Constructor,
28       */
29      public AlwaysTrueValidator()
30      {
31          super(AllowNullInput, NoMaxSize, EmptyArgv);
32      }
33  
34      /***
35       * @param String input, input to be checked
36       */
37      protected void check(String input)
38              throws Exception
39      {
40          // do nothing
41      }
42  
43      /***
44       * @return String, the expected format of the input
45       */
46      public String getExpectedFormat()
47      {
48          return "";
49      }
50  }