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30 day Evaluation License registered to hlship@comcast.net Your 30 day evaluation period has expired. Please visit http://www.cenqua.com to obtain a licensed version of Clover | |||||||||||||||||||
Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
IntValidator.java | 81.8% | 84.6% | 88.9% | 84.3% |
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1 | // Copyright 2005 The Apache Software Foundation | |
2 | // | |
3 | // Licensed under the Apache License, Version 2.0 (the "License"); | |
4 | // you may not use this file except in compliance with the License. | |
5 | // You may obtain a copy of the License at | |
6 | // | |
7 | // http://www.apache.org/licenses/LICENSE-2.0 | |
8 | // | |
9 | // Unless required by applicable law or agreed to in writing, software | |
10 | // distributed under the License is distributed on an "AS IS" BASIS, | |
11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
12 | // See the License for the specific language governing permissions and | |
13 | // limitations under the License. | |
14 | ||
15 | package org.apache.tapestry.valid; | |
16 | ||
17 | import java.util.HashMap; | |
18 | import java.util.Map; | |
19 | ||
20 | import org.apache.tapestry.IMarkupWriter; | |
21 | import org.apache.tapestry.IRequestCycle; | |
22 | import org.apache.tapestry.form.IFormComponent; | |
23 | ||
24 | /** | |
25 | * A type-specific replacement for {@link org.apache.tapestry.valid.NumberValidator}. | |
26 | * | |
27 | * @author Howard M. Lewis Ship | |
28 | */ | |
29 | public class IntValidator extends AbstractNumericValidator | |
30 | { | |
31 | private boolean _minimumSet; | |
32 | ||
33 | private int _minimum; | |
34 | ||
35 | private boolean _maximumSet; | |
36 | ||
37 | private int _maximum; | |
38 | ||
39 | 7 | public IntValidator() |
40 | { | |
41 | } | |
42 | ||
43 | 7 | public IntValidator(String initializer) |
44 | { | |
45 | 7 | super(initializer); |
46 | } | |
47 | ||
48 | 4 | public String toString(IFormComponent field, Object value) |
49 | { | |
50 | 4 | if (value == null) |
51 | 1 | return null; |
52 | ||
53 | // Be generous; maybe it isn't quite an int, so | |
54 | // treat it as a Number | |
55 | ||
56 | 3 | Number number = (Number) value; |
57 | ||
58 | 3 | if (getZeroIsNull() && number.intValue() == 0) |
59 | 1 | return null; |
60 | ||
61 | 2 | return number.toString(); |
62 | } | |
63 | ||
64 | 5 | public Object toObject(IFormComponent field, String value) throws ValidatorException |
65 | { | |
66 | 5 | if (checkRequired(field, value)) |
67 | 1 | return null; |
68 | ||
69 | 4 | try |
70 | { | |
71 | 4 | int intValue = Integer.parseInt(value); |
72 | ||
73 | 3 | if (_minimumSet && intValue < _minimum) |
74 | 1 | throw new ValidatorException(buildNumberTooSmallMessage( |
75 | field, | |
76 | new Integer(_minimum)), ValidationConstraint.TOO_SMALL); | |
77 | ||
78 | 2 | if (_maximumSet && intValue > _maximum) |
79 | 1 | throw new ValidatorException(buildNumberTooLargeMessage( |
80 | field, | |
81 | new Integer(_maximum)), ValidationConstraint.TOO_LARGE); | |
82 | ||
83 | 1 | return new Integer(intValue); |
84 | } | |
85 | catch (NumberFormatException ex) | |
86 | { | |
87 | 1 | throw new ValidatorException(buildInvalidNumericFormatMessage(field), |
88 | ValidationConstraint.NUMBER_FORMAT); | |
89 | } | |
90 | } | |
91 | ||
92 | 0 | public void renderValidatorContribution(IFormComponent field, IMarkupWriter writer, |
93 | IRequestCycle cycle) | |
94 | { | |
95 | 0 | if (!isClientScriptingEnabled()) |
96 | 0 | return; |
97 | ||
98 | 0 | if (!(isRequired() || _minimumSet || _maximumSet)) |
99 | 0 | return; |
100 | ||
101 | 0 | Map symbols = buildSymbols(field); |
102 | ||
103 | 0 | processValidatorScript(getScriptPath(), cycle, field, symbols); |
104 | } | |
105 | ||
106 | 5 | Map buildSymbols(IFormComponent field) |
107 | { | |
108 | 5 | Map symbols = new HashMap(); |
109 | ||
110 | 5 | if (isRequired()) |
111 | 1 | symbols.put("requiredMessage", buildRequiredMessage(field)); |
112 | ||
113 | 5 | symbols.put("formatMessage", buildInvalidIntegerFormatMessage(field)); |
114 | ||
115 | 5 | if (_minimumSet || _maximumSet) |
116 | { | |
117 | 3 | Number minimum = _minimumSet ? new Integer(_minimum) : null; |
118 | 3 | Number maximum = _maximumSet ? new Integer(_maximum) : null; |
119 | ||
120 | 3 | symbols.put("minimum", minimum); |
121 | 3 | symbols.put("maximum", maximum); |
122 | ||
123 | 3 | symbols.put("rangeMessage", buildRangeMessage(field, minimum, maximum)); |
124 | } | |
125 | ||
126 | 5 | return symbols; |
127 | } | |
128 | ||
129 | 3 | public void setMaximum(int maximum) |
130 | { | |
131 | 3 | _maximum = maximum; |
132 | 3 | _maximumSet = true; |
133 | } | |
134 | ||
135 | 3 | public void setMinimum(int minimum) |
136 | { | |
137 | 3 | _minimum = minimum; |
138 | 3 | _minimumSet = true; |
139 | } | |
140 | ||
141 | 14 | protected String getDefaultScriptPath() |
142 | { | |
143 | 14 | return "/org/apache/tapestry/valid/IntegerValidator.script"; |
144 | } | |
145 | } |
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