1 /**
2 * 2010, Digitalis Informatica. All rights reserved. Distribuicao e Gestao de Informatica, Lda. Estrada de Paco de Arcos
3 * num.9 - Piso -1 2780-666 Paco de Arcos Telefone: (351) 21 4408990 Fax: (351) 21 4408999 http://www.digitalis.pt
4 */
5
6 package pt.digitalis.dif.dem.objects.parameters.constraints.impl.date;
7
8 import java.text.ParseException;
9 import java.util.Calendar;
10 import java.util.Date;
11
12 import pt.digitalis.dif.dem.interfaces.IStageInstance;
13 import pt.digitalis.utils.common.DateUtils;
14
15 /**
16 * Date in Future parameter constraint implementation.<br>
17 * Will validate if the given date is in the future as it is mandatory.
18 *
19 * @author Pedro Viegas <a href="mailto:pviegas@digitalis.pt">pviegas@digitalis.pt</a><br/>
20 * @created 2010/09/14
21 */
22 public class ParameterConstraintDateInFutureImpl extends ParameterConstraintDateImpl {
23
24 /**
25 * @param value
26 * the date to see if it's in the future
27 * @return T if the given date is not before the current one
28 */
29 private boolean isDateInFuture(Date value)
30 {
31 Calendar calendarValue = Calendar.getInstance();
32 calendarValue.setTime(value);
33
34 return !Calendar.getInstance().after(calendarValue);
35 }
36
37 /**
38 * @see pt.digitalis.dif.dem.objects.parameters.constraints.impl.date.ParameterConstraintDateImpl#validateConstraint(java.lang.Object,
39 * pt.digitalis.dif.dem.interfaces.IStageInstance)
40 */
41 @Override
42 public boolean validateConstraint(Object value, IStageInstance stageInstance)
43 {
44 if (value == null)
45 return true;
46 else if (value instanceof Date)
47 {
48 lastTestedValue = DateUtils.simpleDateToString((Date) value);
49 return isDateInFuture((Date) value);
50 }
51 else if (value instanceof String)
52 return this.validateConstraint(value.toString(), stageInstance);
53 else
54 return false;
55 }
56
57 /**
58 * @see pt.digitalis.dif.dem.objects.parameters.constraints.impl.date.ParameterConstraintDateImpl#validateConstraint(java.lang.String,
59 * pt.digitalis.dif.dem.interfaces.IStageInstance)
60 */
61 @Override
62 public boolean validateConstraint(String value, IStageInstance stageInstance)
63 {
64 if (super.validateConstraint(value, stageInstance))
65 {
66 try
67 {
68 return isDateInFuture(DateUtils.stringToSimpleDate(value));
69 }
70 catch (ParseException e)
71 {
72 return false;
73 }
74 }
75 else
76 return false;
77 }
78 }