org.apache.hadoop.hdfs.protocol.proto

Interface JournalProtocolProtos.JournalProtocolService.Interface

All Known Implementing Classes:

JournalProtocolProtos.JournalProtocolService.Stub

Enclosing class:

JournalProtocolProtos.JournalProtocolService

public static interface JournalProtocolProtos.JournalProtocolService.Interface

Method Summary

Methods

Modifier and Type	Method and Description
void	fence(com.google.protobuf.RpcController controller, JournalProtocolProtos.FenceRequestProto request, com.google.protobuf.RpcCallback<JournalProtocolProtos.FenceResponseProto> done) rpc fence(.hadoop.hdfs.FenceRequestProto) returns (.hadoop.hdfs.FenceResponseProto);
void	journal(com.google.protobuf.RpcController controller, JournalProtocolProtos.JournalRequestProto request, com.google.protobuf.RpcCallback<JournalProtocolProtos.JournalResponseProto> done) rpc journal(.hadoop.hdfs.JournalRequestProto) returns (.hadoop.hdfs.JournalResponseProto);
void	startLogSegment(com.google.protobuf.RpcController controller, JournalProtocolProtos.StartLogSegmentRequestProto request, com.google.protobuf.RpcCallback<JournalProtocolProtos.StartLogSegmentResponseProto> done) rpc startLogSegment(.hadoop.hdfs.StartLogSegmentRequestProto) returns (.hadoop.hdfs.StartLogSegmentResponseProto);

Method Detail

journal

void journal(com.google.protobuf.RpcController controller,
           JournalProtocolProtos.JournalRequestProto request,
           com.google.protobuf.RpcCallback<JournalProtocolProtos.JournalResponseProto> done)

rpc journal(.hadoop.hdfs.JournalRequestProto) returns (.hadoop.hdfs.JournalResponseProto);

 Request sent by active namenode to backup node via 
 EditLogBackupOutputStream to stream editlog records.
 

startLogSegment

void startLogSegment(com.google.protobuf.RpcController controller,
                   JournalProtocolProtos.StartLogSegmentRequestProto request,
                   com.google.protobuf.RpcCallback<JournalProtocolProtos.StartLogSegmentResponseProto> done)

rpc startLogSegment(.hadoop.hdfs.StartLogSegmentRequestProto) returns (.hadoop.hdfs.StartLogSegmentResponseProto);

 Request sent by active namenode to backup node to notify 
 that the NameNode has rolled its edit logs and is now writing a 
 new log segment.
 

fence

void fence(com.google.protobuf.RpcController controller,
         JournalProtocolProtos.FenceRequestProto request,
         com.google.protobuf.RpcCallback<JournalProtocolProtos.FenceResponseProto> done)

rpc fence(.hadoop.hdfs.FenceRequestProto) returns (.hadoop.hdfs.FenceResponseProto);

 Request to fence a journal receiver.