/// <exception cref="System.IO.IOException"/>
public override void WriteBlock(ExtendedBlock blk, StorageType storageType, Org.Apache.Hadoop.Security.Token.Token
<BlockTokenIdentifier> blockToken, string clientName, DatanodeInfo[] targets, StorageType
[] targetStorageTypes, DatanodeInfo source, BlockConstructionStage stage, int pipelineSize
, long minBytesRcvd, long maxBytesRcvd, long latestGenerationStamp, DataChecksum
requestedChecksum, CachingStrategy cachingStrategy, bool allowLazyPersist, bool
pinning, bool[] targetPinnings)
{
DataTransferProtos.ClientOperationHeaderProto header = DataTransferProtoUtil.BuildClientHeader
(blk, clientName, blockToken);
DataTransferProtos.ChecksumProto checksumProto = DataTransferProtoUtil.ToProto(requestedChecksum
);
DataTransferProtos.OpWriteBlockProto.Builder proto = DataTransferProtos.OpWriteBlockProto
.NewBuilder().SetHeader(header).SetStorageType(PBHelper.ConvertStorageType(storageType
)).AddAllTargets(PBHelper.Convert(targets, 1)).AddAllTargetStorageTypes(PBHelper
.ConvertStorageTypes(targetStorageTypes, 1)).SetStage(DataTransferProtoUtil.ToProto
(stage)).SetPipelineSize(pipelineSize).SetMinBytesRcvd(minBytesRcvd).SetMaxBytesRcvd
(maxBytesRcvd).SetLatestGenerationStamp(latestGenerationStamp).SetRequestedChecksum
(checksumProto).SetCachingStrategy(GetCachingStrategy(cachingStrategy)).SetAllowLazyPersist
(allowLazyPersist).SetPinning(pinning).AddAllTargetPinnings(PBHelper.Convert(targetPinnings
, 1));
if (source != null)
{
proto.SetSource(PBHelper.ConvertDatanodeInfo(source));
}
Send(@out, OP.WriteBlock, ((DataTransferProtos.OpWriteBlockProto)proto.Build()));
}
public abstract void WriteBlock(ExtendedBlock arg1, StorageType arg2, Org.Apache.Hadoop.Security.Token.Token
<BlockTokenIdentifier> arg3, string arg4, DatanodeInfo[] arg5, StorageType[] arg6
, DatanodeInfo arg7, BlockConstructionStage arg8, int arg9, long arg10, long arg11
, long arg12, DataChecksum arg13, CachingStrategy arg14, bool arg15, bool arg16,
bool[] arg17);
internal static DataTransferProtos.OpWriteBlockProto.BlockConstructionStage ToProto
(BlockConstructionStage stage)
{
return(DataTransferProtos.OpWriteBlockProto.BlockConstructionStage.ValueOf(stage.
ToString()));
}
/// <summary>Write a block to a datanode pipeline.</summary>
/// <remarks>
/// Write a block to a datanode pipeline.
/// The receiver datanode of this call is the next datanode in the pipeline.
/// The other downstream datanodes are specified by the targets parameter.
/// Note that the receiver
/// <see cref="Org.Apache.Hadoop.Hdfs.Protocol.DatanodeInfo"/>
/// is not required in the
/// parameter list since the receiver datanode knows its info. However, the
/// <see cref="Org.Apache.Hadoop.FS.StorageType"/>
/// for storing the replica in the receiver datanode is a
/// parameter since the receiver datanode may support multiple storage types.
/// </remarks>
/// <param name="blk">the block being written.</param>
/// <param name="storageType">for storing the replica in the receiver datanode.</param>
/// <param name="blockToken">security token for accessing the block.</param>
/// <param name="clientName">client's name.</param>
/// <param name="targets">other downstream datanodes in the pipeline.</param>
/// <param name="targetStorageTypes">
/// target
/// <see cref="Org.Apache.Hadoop.FS.StorageType"/>
/// s corresponding
/// to the target datanodes.
/// </param>
/// <param name="source">source datanode.</param>
/// <param name="stage">pipeline stage.</param>
/// <param name="pipelineSize">the size of the pipeline.</param>
/// <param name="minBytesRcvd">minimum number of bytes received.</param>
/// <param name="maxBytesRcvd">maximum number of bytes received.</param>
/// <param name="latestGenerationStamp">the latest generation stamp of the block.</param>
/// <param name="pinning">whether to pin the block, so Balancer won't move it.</param>
/// <param name="targetPinnings">whether to pin the block on target datanode</param>
/// <exception cref="System.IO.IOException"/>
public abstract void WriteBlock(ExtendedBlock blk, StorageType storageType, Org.Apache.Hadoop.Security.Token.Token
<BlockTokenIdentifier> blockToken, string clientName, DatanodeInfo[] targets, StorageType
[] targetStorageTypes, DatanodeInfo source, BlockConstructionStage stage, int pipelineSize
, long minBytesRcvd, long maxBytesRcvd, long latestGenerationStamp, DataChecksum
requestedChecksum, CachingStrategy cachingStrategy, bool allowLazyPersist, bool
pinning, bool[] targetPinnings);
