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package javax.faces.validator; |
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import javax.faces.component.StateHolder; |
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import javax.faces.component.UIComponent; |
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import javax.faces.context.FacesContext; |
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import javax.faces.internal.FacesMessageUtil; |
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import javax.faces.internal.UIComponentUtil; |
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import javax.faces.internal.UIInputUtil; |
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import org.seasar.framework.util.AssertionUtil; |
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public class LengthValidator implements Validator, StateHolder { |
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public static final String VALIDATOR_ID = "javax.faces.Length"; |
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public static final String MAXIMUM_MESSAGE_ID = "javax.faces.validator.LengthValidator.MAXIMUM"; |
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public static final String MINIMUM_MESSAGE_ID = "javax.faces.validator.LengthValidator.MINIMUM"; |
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38 | 65 | private int maximum = -1; |
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40 | 65 | private int minimum = -1; |
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42 | 65 | private boolean transientValue = false; |
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public LengthValidator() { |
45 | 60 | super(); |
46 | 60 | } |
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public LengthValidator(int maximum) { |
49 | 1 | super(); |
50 | 1 | this.maximum = maximum; |
51 | 1 | } |
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public LengthValidator(int maximum, int minimum) { |
54 | 4 | super(); |
55 | 4 | this.maximum = maximum; |
56 | 4 | this.minimum = minimum; |
57 | 4 | } |
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public boolean equals(Object obj) { |
60 | 0 | if (!(obj instanceof LengthValidator)) { |
61 | 0 | return false; |
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} |
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64 | 0 | LengthValidator v = (LengthValidator) obj; |
65 | 0 | return maximum == v.maximum && minimum == v.minimum; |
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} |
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public int hashCode() { |
69 | 0 | return maximum * minimum * 17; |
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} |
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public int getMaximum() { |
73 | 21 | return maximum; |
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} |
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public int getMinimum() { |
77 | 5 | return minimum; |
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} |
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public void setMaximum(int maximum) { |
81 | 35 | this.maximum = maximum; |
82 | 35 | } |
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public void setMinimum(int minimum) { |
85 | 19 | this.minimum = minimum; |
86 | 19 | } |
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public boolean isTransient() { |
89 | 16 | return transientValue; |
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} |
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public void validate(FacesContext context, UIComponent component, |
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Object value) throws ValidatorException { |
94 | 21 | AssertionUtil.assertNotNull("context", context); |
95 | 20 | AssertionUtil.assertNotNull("component", component); |
96 | 19 | if (UIInputUtil.isEmpty(value)) { |
97 | 2 | return; |
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} |
99 | 17 | int length = getConvertedValueLength(value); |
100 | 17 | if (minimum > -1 && length < minimum) { |
101 | 16 | Object[] args = { new Integer(minimum), |
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UIComponentUtil.getLabel(component) }; |
103 | 16 | throw new ValidatorException(FacesMessageUtil.getMessage(context, |
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getMinimumMessageId(), args), getMinimumMessageId(), args); |
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} |
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107 | 1 | if (maximum > -1 && length > maximum) { |
108 | 1 | Object[] args = { new Integer(maximum), |
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UIComponentUtil.getLabel(component) }; |
110 | 1 | throw new ValidatorException(FacesMessageUtil.getMessage(context, |
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getMaximumMessageId(), args), getMaximumMessageId(), args); |
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} |
113 | 0 | } |
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public void setTransient(boolean transientValue) { |
116 | 0 | this.transientValue = transientValue; |
117 | 0 | } |
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public Object saveState(FacesContext context) { |
120 | 16 | Object[] values = new Object[2]; |
121 | 16 | values[0] = new Integer(maximum); |
122 | 16 | values[1] = new Integer(minimum); |
123 | 16 | return values; |
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} |
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public void restoreState(FacesContext context, Object state) { |
127 | 16 | Object[] values = (Object[]) state; |
128 | 16 | maximum = ((Integer) values[0]).intValue(); |
129 | 16 | minimum = ((Integer) values[1]).intValue(); |
130 | 16 | } |
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protected int getConvertedValueLength(Object value) { |
133 | 17 | int length = 0; |
134 | 17 | if (value instanceof String) { |
135 | 2 | length = ((String) value).length(); |
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} else { |
137 | 15 | length = value.toString().length(); |
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} |
139 | 17 | return length; |
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} |
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protected String getMinimumMessageId() { |
143 | 32 | return MINIMUM_MESSAGE_ID; |
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} |
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protected String getMaximumMessageId() { |
147 | 2 | return MAXIMUM_MESSAGE_ID; |
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} |
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} |