ValidationMessages


1   // Copyright 2005 The Apache Software Foundation
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 org.apache.tapestry.form;
16  
17  /**
18   * Support interface used to provide access to validation messages. Typically used by
19   * {@link org.apache.tapestry.form.validator.Validator}s.
20   * 
21   * @author Howard Lewis Ship
22   * @since 4.0
23   */
24  public interface ValidationMessages
25  {
26      /**
27       * Formats a validation message. Automatically chooses the correct localization.
28       * 
29       * @param messageOverride
30       *            a supplied override to the default message format taken from the
31       *            ValidationStrings.properties message catalog.
32       * @param messageKey
33       *            used to look up pa message format when messageOverride is blank (null or empty)
34       * @param arguments
35       *            array of arguments formatted with the message format
36       */
37  
38      public String   formatValidationMessage(String   messageOverride, String   messageKey,
39              Object  [] arguments);
40  }
41

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