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1   /**
2    * Copyright 2005-2013 The Kuali Foundation
3    *
4    * Licensed under the Educational Community License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    * http://www.opensource.org/licenses/ecl2.php
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  package org.kuali.rice.krad.datadictionary.validation.constraint;
17  
18  import org.kuali.rice.krad.datadictionary.parse.BeanTag;
19  import org.kuali.rice.krad.datadictionary.parse.BeanTagAttribute;
20  
21  import java.util.ArrayList;
22  import java.util.List;
23  
24  /**
25   * Prerequisite constraints require that some other attribute be non-empty in order for the constraint to be valid.
26   * So, a 7-digit US phone number might have a prerequisite of an area code, or an address street2 might have a
27   * prerequisite
28   * that street1 is non-empty.
29   *
30   * @author Kuali Rice Team (rice.collab@kuali.org)
31   * @since 1.1
32   */
33  @BeanTag(name = "prerequisiteConstraint-bean", parent = "PrerequisiteConstraint")
34  public class PrerequisiteConstraint extends BaseConstraint {
35      protected String propertyName;
36  
37      @BeanTagAttribute(name = "propertyName")
38      public String getPropertyName() {
39          return propertyName;
40      }
41  
42      public void setPropertyName(String propertyName) {
43          this.propertyName = propertyName;
44      }
45  
46      @Override
47      /**
48       * @see BaseConstraint#getValidationMessageParams()
49       * @return the validation message list if defined. If not defined,  return  the property name
50       */
51      public List<String> getValidationMessageParams() {
52          if (super.getValidationMessageParams() == null) {
53              ArrayList<String> params = new ArrayList<String>(1);
54              params.add(getPropertyName());
55              return params;
56          } else {
57              return super.getValidationMessageParams();
58          }
59      }
60  }