/**
* "\0REQ" == [ 00 52 45 51 ] == 5391697
*
* <p>"\0RES" == [ 00 52 45 53 ] == 5391699
*
* @param bytes array of bytes containing magic code for a packet
* @throws BadMagicException if byte array is not 4 bytes long
*/
public static GearmanPacketMagic fromBytes(byte[] bytes) {
if (bytes != null && bytes.length == 4) {
int magic = ByteUtils.fromBigEndian(bytes);
if (magic == ByteUtils.fromBigEndian(REQ.toBytes())) {
return REQ;
}
if (magic == ByteUtils.fromBigEndian(RES.toBytes())) {
return RES;
}
}
throw new BadMagicException(ByteUtils.toHex(bytes));
}
