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1   /**
2   The contents of this file are subject to the Mozilla Public License Version 1.1 
3   (the "License"); you may not use this file except in compliance with the License. 
4   You may obtain a copy of the License at http://www.mozilla.org/MPL/ 
5   Software distributed under the License is distributed on an "AS IS" basis, 
6   WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for the 
7   specific language governing rights and limitations under the License. 
8   
9   The Original Code is "AbstractValidationExceptionHandler.java".  Description: 
10  "Abstract implementation of a ValidationExceptionHandler." 
11  
12  The Initial Developer of the Original Code is University Health Network. Copyright (C) 
13  2012.  All Rights Reserved. 
14  
15  Contributor(s): ______________________________________. 
16  
17  Alternatively, the contents of this file may be used under the terms of the 
18  GNU General Public License (the "GPL"), in which case the provisions of the GPL are 
19  applicable instead of those above.  If you wish to allow use of your version of this 
20  file only under the terms of the GPL and not to allow others to use your version 
21  of this file under the MPL, indicate your decision by deleting  the provisions above 
22  and replace  them with the notice and other provisions required by the GPL License.  
23  If you do not delete the provisions above, a recipient may use your version of 
24  this file under either the MPL or the GPL. 
25   */
26  package ca.uhn.hl7v2.validation;
27  
28  import ca.uhn.hl7v2.HapiContext;
29  import ca.uhn.hl7v2.HapiContextSupport;
30  
31  /**
32   * Abstract base class of a ValidationExceptionHandler that supports a validation subject. Concrete
33   * implementations should inherit from this class.
34   * 
35   * @author Christian Ohr
36   */
37  public abstract class AbstractValidationExceptionHandler<R> extends HapiContextSupport implements
38          ValidationExceptionHandler<R> {
39  
40      private Object subject;
41  
42      /**
43       * @param context Hapi Context
44       */
45      public AbstractValidationExceptionHandler(HapiContext context) {
46          super(context);
47      }
48  
49      public void onExceptions(ValidationException... exceptions) {
50          for (ValidationException ve : exceptions) {
51          	switch (ve.getSeverity()) {
52  			case ERROR:
53  				error(ve);
54  				break;
55  			case INFO:
56  				info(ve);
57  				break;
58  			case WARNING:
59  				warning(ve);
60  				break;
61          	}
62          }
63      }
64  
65      /**
66       * Called on ValidationExceptions with error severity
67       * @param exception ValidationException
68       */
69      public void error(final ValidationException exception) {}
70  
71      /**
72       * Called on ValidationExceptions with warning severity
73       * @param exception ValidationException
74       */
75      public void warning(final ValidationException exception) {}
76  
77      /**
78       * Called on ValidationExceptions with info severity
79       * @param exception ValidationException
80       */
81      public void info(final ValidationException exception) {}
82  
83      /**
84       * Sets the object that is the target of validation. This is helpful
85       * to be called to give this handler e.g. access to the original
86       * message that has been validated.
87       *
88       * @param subject subject to be validated
89       */
90      public void setValidationSubject(Object subject) {
91          this.subject = subject;
92      }
93  
94      /**
95       * @return the validation subject
96       */
97      public Object getValidationSubject() {
98          return subject;
99      }
100 
101 }