voldemort.client.protocol.pb
Class ProtoUtils

java.lang.Object
  voldemort.client.protocol.pb.ProtoUtils

public class ProtoUtils
extends java.lang.Object

Helper functions for serializing or deserializing client requests in protocol buffers

Constructor Summary

ProtoUtils()

Method Summary

static ByteArray	decodeBytes(com.google.protobuf.ByteString string)
static VectorClock	decodeClock(VProto.VectorClock encoded)
static java.util.HashMap<java.lang.Integer,java.util.List<java.lang.Integer>>	decodePartitionTuple(java.util.List<VAdminProto.PartitionTuple> partitionTuples)
static java.util.HashMap<java.lang.String,java.util.HashMap<java.lang.Integer,java.util.List<java.lang.Integer>>>	decodePerStorePartitionTuple(java.util.List<VAdminProto.PerStorePartitionTuple> perStorePartitionTuples)
static RebalancePartitionsInfo	decodeRebalancePartitionInfoMap(VAdminProto.RebalancePartitionInfoMap rebalancePartitionInfoMap) Given a protobuf rebalance-partition info, converts it into our rebalance-partition info
static Versioned<byte[]>	decodeVersioned(VProto.Versioned versioned)
static java.util.List<Versioned<byte[]>>	decodeVersions(java.util.List<VProto.Versioned> versioned)
static com.google.protobuf.ByteString	encodeBytes(ByteArray array)
static VProto.VectorClock.Builder	encodeClock(Version version)
static VProto.Error.Builder	encodeError(ErrorCodeMapper mapper, VoldemortException e)
static java.util.List<VAdminProto.PartitionTuple>	encodePartitionTuple(java.util.HashMap<java.lang.Integer,java.util.List<java.lang.Integer>> replicaToPartitionList) Given a map of replica type to partitions, converts it to proto-buff equivalent called PartitionTuple
static java.util.List<VAdminProto.PerStorePartitionTuple>	encodePerStorePartitionTuple(java.util.HashMap<java.lang.String,java.util.HashMap<java.lang.Integer,java.util.List<java.lang.Integer>>> storeToReplicaToPartitionList)
static VAdminProto.RebalancePartitionInfoMap	encodeRebalancePartitionInfoMap(RebalancePartitionsInfo stealInfo)
static java.util.Map<java.lang.String,java.lang.String>	encodeROMap(java.util.List<VAdminProto.ROStoreVersionDirMap> metadataMap)
static com.google.protobuf.ByteString	encodeTransform(byte[] transform)
static VProto.Versioned.Builder	encodeVersioned(Versioned<byte[]> versioned)
static <T extends com.google.protobuf.Message.Builder> T	readToBuilder(java.io.DataInputStream input, T builder)
static void	writeEndOfStream(java.io.DataOutputStream output)
static void	writeMessage(java.io.DataOutputStream output, com.google.protobuf.Message message)

Methods inherited from class java.lang.Object

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

Constructor Detail

ProtoUtils

public ProtoUtils()

Method Detail

decodeRebalancePartitionInfoMap

public static RebalancePartitionsInfo decodeRebalancePartitionInfoMap(VAdminProto.RebalancePartitionInfoMap rebalancePartitionInfoMap)

Given a protobuf rebalance-partition info, converts it into our rebalance-partition info

Parameters:

rebalancePartitionInfoMap - Proto-buff version of rebalance-partition-info

Returns:

Rebalance-partition-info

encodeRebalancePartitionInfoMap

public static VAdminProto.RebalancePartitionInfoMap encodeRebalancePartitionInfoMap(RebalancePartitionsInfo stealInfo)

encodeROMap

public static java.util.Map<java.lang.String,java.lang.String> encodeROMap(java.util.List<VAdminProto.ROStoreVersionDirMap> metadataMap)

encodePartitionTuple

public static java.util.List<VAdminProto.PartitionTuple> encodePartitionTuple(java.util.HashMap<java.lang.Integer,java.util.List<java.lang.Integer>> replicaToPartitionList)

Given a map of replica type to partitions, converts it to proto-buff equivalent called PartitionTuple

Parameters:

replicaToPartitionList - Map of replica type to partitions

Returns:

List of partition tuples

decodePartitionTuple

public static java.util.HashMap<java.lang.Integer,java.util.List<java.lang.Integer>> decodePartitionTuple(java.util.List<VAdminProto.PartitionTuple> partitionTuples)

encodePerStorePartitionTuple

public static java.util.List<VAdminProto.PerStorePartitionTuple> encodePerStorePartitionTuple(java.util.HashMap<java.lang.String,java.util.HashMap<java.lang.Integer,java.util.List<java.lang.Integer>>> storeToReplicaToPartitionList)

decodePerStorePartitionTuple

public static java.util.HashMap<java.lang.String,java.util.HashMap<java.lang.Integer,java.util.List<java.lang.Integer>>> decodePerStorePartitionTuple(java.util.List<VAdminProto.PerStorePartitionTuple> perStorePartitionTuples)

encodeError

public static VProto.Error.Builder encodeError(ErrorCodeMapper mapper,
                                               VoldemortException e)

encodeVersioned

public static VProto.Versioned.Builder encodeVersioned(Versioned<byte[]> versioned)

decodeVersioned

public static Versioned<byte[]> decodeVersioned(VProto.Versioned versioned)

decodeVersions

public static java.util.List<Versioned<byte[]>> decodeVersions(java.util.List<VProto.Versioned> versioned)

decodeClock

public static VectorClock decodeClock(VProto.VectorClock encoded)

encodeClock

public static VProto.VectorClock.Builder encodeClock(Version version)

decodeBytes

public static ByteArray decodeBytes(com.google.protobuf.ByteString string)

encodeBytes

public static com.google.protobuf.ByteString encodeBytes(ByteArray array)

encodeTransform

public static com.google.protobuf.ByteString encodeTransform(byte[] transform)

writeMessage

public static void writeMessage(java.io.DataOutputStream output,
                                com.google.protobuf.Message message)
                         throws java.io.IOException

Throws:

java.io.IOException

writeEndOfStream

public static void writeEndOfStream(java.io.DataOutputStream output)
                             throws java.io.IOException

Throws:

java.io.IOException

readToBuilder

public static <T extends com.google.protobuf.Message.Builder> T readToBuilder(java.io.DataInputStream input,
                                                                              T builder)
                                                                   throws java.io.IOException

Throws:

java.io.IOException