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Java > Open Source Codes > jodd > bean > converters > LongConverter


1 package jodd.bean.converters;
2
3 /**
4  * Converts given object to a Long.
5  */
6 public final class LongConverter implements jodd.bean.Converter {
7
8     public Object convert(Object value) throws IllegalArgumentException {
9         
10         if (value == null) {
11             return (Long) null;
12         }
13
14         if (value instanceof Long) {
15             return (value);
16         } else if (value instanceof Long) {
17             return new Long(((Number)value).longValue());
18         }
19         try {
20             return (new Long(value.toString()));
21         } catch (Exception e) {
22             throw new IllegalArgumentException("Long conversion for " + value + " failed.");
23         }
24     }
25 }
26
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