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package org.apache.myfaces.convert; |
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public final class ConverterUtils |
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{ |
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32 | 0 | private ConverterUtils() {} |
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public static int convertToInt(Object value) |
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{ |
37 | 0 | if (value instanceof Number) |
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{ |
39 | 0 | return ((Number) value).intValue(); |
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} |
41 | 0 | else if (value instanceof String) |
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{ |
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try |
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{ |
45 | 0 | return Integer.parseInt((String) value); |
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} |
47 | 0 | catch (NumberFormatException e) |
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{ |
49 | 0 | throw new IllegalArgumentException("Cannot convert " + value.toString() + " to int"); |
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} |
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} |
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else |
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{ |
54 | 0 | throw new IllegalArgumentException("Cannot convert " + value.toString() + " to int"); |
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} |
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} |
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public static boolean convertToBoolean(Object value) |
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{ |
60 | 0 | if (value instanceof Boolean) |
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{ |
62 | 0 | return ((Boolean) value); |
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} |
64 | 0 | else if (value instanceof String) |
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{ |
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try |
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{ |
68 | 0 | return Boolean.parseBoolean((String) value); |
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} |
70 | 0 | catch (Exception e) |
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{ |
72 | 0 | throw new IllegalArgumentException("Cannot convert " + value.toString() + " to boolean"); |
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} |
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} |
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else |
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{ |
77 | 0 | throw new IllegalArgumentException("Cannot convert " + value.toString() + " to boolean"); |
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} |
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} |
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public static long convertToLong(Object value) |
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{ |
83 | 0 | if (value instanceof Number) |
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{ |
85 | 0 | return ((Number) value).longValue(); |
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} |
87 | 0 | else if (value instanceof String) |
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{ |
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try |
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{ |
91 | 0 | return Long.parseLong((String) value); |
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} |
93 | 0 | catch (NumberFormatException e) |
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{ |
95 | 0 | throw new IllegalArgumentException("Cannot convert " + value.toString() + " to long"); |
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} |
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} |
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else |
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{ |
100 | 0 | throw new IllegalArgumentException("Cannot convert " + value.toString() + " to long"); |
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} |
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} |
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public static double convertToDouble(Object value) |
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{ |
106 | 0 | if (value instanceof Number) |
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{ |
108 | 0 | return ((Number) value).doubleValue(); |
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} |
110 | 0 | else if (value instanceof String) |
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{ |
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try |
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{ |
114 | 0 | return Double.parseDouble((String) value); |
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} |
116 | 0 | catch (NumberFormatException e) |
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{ |
118 | 0 | throw new IllegalArgumentException("Cannot convert " + value.toString() + " to double"); |
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} |
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} |
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else |
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{ |
123 | 0 | throw new IllegalArgumentException("Cannot convert " + value.toString() + " to double"); |
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} |
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} |
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} |