1 /**************************************************************
2  *
3  * Licensed to the Apache Software Foundation (ASF) under one
4  * or more contributor license agreements.  See the NOTICE file
5  * distributed with this work for additional information
6  * regarding copyright ownership.  The ASF licenses this file
7  * to you under the Apache License, Version 2.0 (the
8  * "License"); you may not use this file except in compliance
9  * with the License.  You may obtain a copy of the License at
10  *
11  *   http://www.apache.org/licenses/LICENSE-2.0
12  *
13  * Unless required by applicable law or agreed to in writing,
14  * software distributed under the License is distributed on an
15  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16  * KIND, either express or implied.  See the License for the
17  * specific language governing permissions and limitations
18  * under the License.
19  *
20  *************************************************************/
21 
22 
23 
24 import com.sun.star.form.binding.*;
25 
26 /**
27  *
28  * @author  fs@openoffice.org
29  */
30 public class TextValidator extends ControlValidator
31 {
32 
33     /** Creates a new instance of NumericValidator */
TextValidator( )34     public TextValidator( )
35     {
36     }
37 
explainInvalid( Object Value )38     public String explainInvalid( Object Value )
39     {
40         try
41         {
42             String value = (String)Value;
43             if ( containsZs( value ) )
44                 return "No Z's allowed here";
45             if ( !isProperChunks( value ) )
46                 return "Need 3 * n characters";
47         }
48         catch( java.lang.Exception e )
49         {
50             return "ooops. Unknown error";
51         }
52         return "";
53     }
54 
isValid( Object Value )55     public boolean isValid( Object Value )
56     {
57         try
58         {
59             String value = (String)Value;
60             if ( containsZs( value ) )
61                 return false;
62             if ( !isProperChunks( value ) )
63                 return false;
64             return true;
65         }
66         catch( java.lang.Exception e )
67         {
68         }
69         return false;
70     }
71 
isProperChunks( String value )72     private boolean isProperChunks( String value )
73     {
74         return ( value.length() % 3 ) == 0;
75     }
76 
containsZs( String value )77     private boolean containsZs( String value )
78     {
79         if  (  ( value.indexOf( 'Z' ) != -1 )
80             || ( value.indexOf( 'z' ) != -1 )
81             )
82             return true;
83         return false;
84     }
85 }
86