Code example for InetAddress

Methods: getAddress

0
{ 
    /** creates a type1 uuid but substitutes hash of the IP where the mac would go. */ 
    public static UUID makeType1UUIDFromHost(InetAddress addr)
    { 
        MessageDigest digest = FBUtilities.threadLocalMD5Digest();
        digest.update(addr.getAddress());
        byte[] md5 = digest.digest();
        byte[] fauxMac = new byte[6];
        System.arraycopy(md5, 0, fauxMac, 0, Math.min(md5.length, fauxMac.length));
        return getUUID(ByteBuffer.wrap(UUIDGenerator.getInstance().generateTimeBasedUUID(new EthernetAddress(fauxMac)).toByteArray()));
    } 
     
    /** creates a type 1 uuid from raw bytes. */ 
    public static UUID getUUID(ByteBuffer raw)
    { 
        return new UUID(raw.getLong(raw.position()), raw.getLong(raw.position() + 8));
    } 
 
    /** decomposes a uuid into raw bytes. */ 
    public static byte[] decompose(UUID uuid)
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