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1
29 package net.metanotion.io.data;
30
31 import net.metanotion.io.Serializer;
32
33 public class LongBytes implements Serializer {
34 public byte[] getBytes(Object  o) {
35 byte[] b = new byte[8];
36 long v = ((Long ) o).longValue();
37 b[0] = (byte)(0xff & (v >> 56));
38 b[1] = (byte)(0xff & (v >> 48));
39 b[2] = (byte)(0xff & (v >> 40));
40 b[3] = (byte)(0xff & (v >> 32));
41 b[4] = (byte)(0xff & (v >> 24));
42 b[5] = (byte)(0xff & (v >> 16));
43 b[6] = (byte)(0xff & (v >> 8));
44 b[7] = (byte)(0xff & v);
45 return b;
46 }
47
48 public Object construct(byte[] b) {
49 long v =(((long)(b[0] & 0xff) << 56) |
50 ((long)(b[1] & 0xff) << 48) |
51 ((long)(b[2] & 0xff) << 40) |
52 ((long)(b[3] & 0xff) << 32) |
53 ((long)(b[4] & 0xff) << 24) |
54 ((long)(b[5] & 0xff) << 16) |
55 ((long)(b[6] & 0xff) << 8) |
56 ((long)(b[7] & 0xff)));
57 return new Long (v);
58 }
59 }
60 |
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