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.kns.datadictionary.validation.fieldlevel;
17
18 import org.kuali.rice.krad.datadictionary.exporter.ExportMap;
19 import org.kuali.rice.krad.datadictionary.validation.FieldLevelValidationPattern;
20
21 /**
22 * Validation pattern for matching floating point numbers, optionally matching negative numbers
23 *
24 *
25 */
26 public class FloatingPointValidationPattern extends FieldLevelValidationPattern {
27 protected boolean allowNegative;
28
29 /**
30 * @return allowNegative
31 */
32 public boolean getAllowNegative() {
33 return allowNegative;
34 }
35
36 /**
37 * @param allowNegative
38 */
39 public void setAllowNegative(boolean allowNegative) {
40 this.allowNegative = allowNegative;
41 }
42
43 /**
44 * Adds special handling to account for optional allowNegative
45 *
46 * @see org.kuali.rice.krad.datadictionary.validation.ValidationPattern#getRegexString()
47 */
48 protected String getRegexString() {
49 StringBuffer regex = new StringBuffer();
50
51 if (allowNegative) {
52 regex.append("-?");
53 }
54 regex.append(super.getRegexString());
55
56 return regex.toString();
57 }
58
59 /**
60 * @see org.kuali.rice.krad.datadictionary.validation.FieldLevelValidationPattern#getPatternTypeName()
61 */
62 protected String getPatternTypeName() {
63 return "floatingPoint";
64 }
65
66
67 /**
68 * @see org.kuali.rice.krad.datadictionary.validation.ValidationPattern#buildExportMap(java.lang.String)
69 */
70 public ExportMap buildExportMap(String exportKey) {
71 ExportMap exportMap = super.buildExportMap(exportKey);
72
73 if (allowNegative) {
74 exportMap.set("allowNegative", "true");
75 }
76
77 return exportMap;
78 }
79
80 /**
81 * @see org.kuali.rice.krad.datadictionary.validation.FieldLevelValidationPattern#getValidationErrorMessageKey()
82 */
83 @Override
84 public String getValidationErrorMessageKey() {
85 StringBuilder buf = new StringBuilder();
86 buf.append("error.format.").append(getClass().getName());
87 if (allowNegative) {
88 buf.append(".allowNegative");
89 }
90 return buf.toString();
91 }
92 }