com.twitter.distributedlog.util

Class ProtocolUtils

java.lang.Object

com.twitter.distributedlog.util.ProtocolUtils

public class ProtocolUtils
extends Object

With CRC embedded in the application, we have to keep track of per api crc. Ideally this would be done by thrift.

Constructor Summary

Constructors

Constructor and Description
ProtocolUtils()

Method Summary

Methods

Modifier and Type	Method and Description
static Long	streamOpCRC32(String stream) Generate crc32 for any op which only passes a stream name.
static Long	truncateOpCRC32(String stream, DLSN dlsn) Generate crc32 for TruncateOp.
static Long	writeOpCRC32(String stream, byte[] payload) Generate crc32 for WriteOp.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ProtocolUtils

public ProtocolUtils()

Method Detail

writeOpCRC32

public static Long writeOpCRC32(String stream,
                byte[] payload)

Generate crc32 for WriteOp.

truncateOpCRC32

public static Long truncateOpCRC32(String stream,
                   DLSN dlsn)

Generate crc32 for TruncateOp.

streamOpCRC32

public static Long streamOpCRC32(String stream)

Generate crc32 for any op which only passes a stream name.