org.elasticsearch.index.translog

Class LegacyTranslogStream

java.lang.Object

org.elasticsearch.index.translog.LegacyTranslogStream

All Implemented Interfaces:

TranslogStream

public class LegacyTranslogStream
extends Object
implements TranslogStream

Version 0 of the translog format, there is no header in this file

Method Summary

Modifier and Type	Method and Description
StreamInput	openInput(File translogFile) Seek past the header, if any header is present
Translog.Operation	read(StreamInput in) Read the next translog operation from the input stream
void	write(StreamOutput out, Translog.Operation op) Write the given translog operation to the output stream
int	writeHeader(FileChannel channel) Optionally write a header identifying the translog version to the file channel

Methods inherited from class java.lang.Object

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

Method Detail

read

public Translog.Operation read(StreamInput in)
                        throws IOException

Description copied from interface: TranslogStream

Read the next translog operation from the input stream

Specified by:

read in interface TranslogStream

Throws:

IOException

write

public void write(StreamOutput out,
                  Translog.Operation op)
           throws IOException

Description copied from interface: TranslogStream

Write the given translog operation to the output stream

Specified by:

write in interface TranslogStream

Throws:

IOException

writeHeader

public int writeHeader(FileChannel channel)

Description copied from interface: TranslogStream

Optionally write a header identifying the translog version to the file channel

Specified by:

writeHeader in interface TranslogStream

openInput

public StreamInput openInput(File translogFile)
                      throws FileNotFoundException

Description copied from interface: TranslogStream

Seek past the header, if any header is present

Specified by:

openInput in interface TranslogStream

Throws:

FileNotFoundException