1 /**
2 * 2007, 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 package pt.digitalis.dif.dem.objects.parameters.constraints.impl;
6
7 import java.util.ArrayList;
8 import java.util.HashMap;
9 import java.util.List;
10 import java.util.Map;
11
12 import org.apache.commons.lang.StringUtils;
13
14 import pt.digitalis.dif.dem.interfaces.IStageInstance;
15 import pt.digitalis.dif.dem.objects.parameters.constraints.AbstractParameterConstraint;
16
17 /**
18 * Alphabetic parameter constraint implementation
19 *
20 * @author Pedro Viegas <a href="mailto:pviegas@digitalis.pt">pviegas@digitalis.pt</a>
21 * @created Oct 28, 2009
22 */
23 public class ParameterConstraintAlphabeticImpl extends AbstractParameterConstraint {
24
25 /** Supported classes by numeric constraints */
26 @SuppressWarnings("serial")
27 final static private List<String> supportedClasses = new ArrayList<String>() {
28
29 {
30 add(String.class.getCanonicalName());
31 }
32 };
33
34 /** Last tested value */
35 String lastTestedValue;
36
37 /**
38 * @see pt.digitalis.dif.dem.objects.parameters.constraints.IParameterConstraint#configureConstraint(java.lang.String)
39 */
40 public void configureConstraint(String configurationString)
41 {
42 // Nothing to do. No parameters to parse.
43 }
44
45 /**
46 * @see pt.digitalis.dif.dem.objects.parameters.constraints.AbstractParameterConstraint#getErrorMessageValues(boolean)
47 */
48 @Override
49 protected Map<String, String> getErrorMessageValues(boolean parseValues)
50 {
51 Map<String, String> substitutions = new HashMap<String, String>();
52 if (parseValues)
53 {
54 substitutions.put("value", lastTestedValue);
55 }
56
57 return substitutions;
58 }
59
60 /**
61 * @see pt.digitalis.dif.dem.objects.parameters.constraints.IParameterConstraint#getJavaScriptValidationCondition()
62 */
63 public String getJavaScriptValidationCondition()
64 {
65 return "(new RegExp(/^([a-zA-Z0-9 \u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]+)$/).test(value))";
66 }
67
68 /**
69 * @see pt.digitalis.dif.dem.objects.parameters.constraints.IParameterConstraint#isSupportedClass(java.lang.Class)
70 */
71 public boolean isSupportedClass(Class<?> clazz)
72 {
73 return supportedClasses.contains(clazz.getCanonicalName());
74 }
75
76 /**
77 * @see pt.digitalis.dif.dem.objects.parameters.constraints.IParameterConstraint#validateConstraint(java.lang.String,
78 * pt.digitalis.dif.dem.interfaces.IStageInstance)
79 */
80 public boolean validateConstraint(String value, IStageInstance stageInstance)
81 {
82 lastTestedValue = value;
83
84 return (value == null || StringUtils.isAlphaSpace(value));
85 }
86 }