LongConverter


1   // Copyright (c) 2003-2007, Jodd Team (jodd.sf.net). All Rights Reserved.
2   
3   package jodd.typeconverter;
4   
5   /**
6    * Converts given object to a Long.
7    */
8   public class LongConverter implements TypeConverter {
9   
10      public static Long   valueOf(Object   value) {
11          
12          if (value == null) {
13              return null;
14          }
15          if (value instanceof Long  ) {
16              return (Long  ) value;
17          }
18          if (value instanceof Number  ) {
19              return new Long  (((Number  )value).longValue());
20          }
21          try {
22              return (new Long  (value.toString()));
23          } catch (NumberFormatException   nfex) {
24              throw new TypeConversionException(nfex);
25          }
26      }
27  
28      public Object   convert(Object   value) {
29          return valueOf(value);
30      }
31      
32  }
33

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