org.apache.hadoop.hbase.wal

Class IOTestProvider.IOTestWriter

java.lang.Object

org.apache.hadoop.hbase.regionserver.wal.AbstractProtobufLogWriter

org.apache.hadoop.hbase.regionserver.wal.ProtobufLogWriter

org.apache.hadoop.hbase.wal.IOTestProvider.IOTestWriter

All Implemented Interfaces:

Closeable, AutoCloseable, org.apache.hadoop.hbase.wal.FSHLogProvider.Writer, org.apache.hadoop.hbase.wal.WALProvider.Writer, org.apache.hadoop.hbase.wal.WALProvider.WriterBase

Enclosing class:

IOTestProvider

private static class IOTestProvider.IOTestWriter
extends org.apache.hadoop.hbase.regionserver.wal.ProtobufLogWriter

Presumes init will be called by a single thread prior to any access of other methods.

Field Summary

Fields

Modifier and Type	Field and Description
private boolean	doAppends
private boolean	doSyncs

Fields inherited from class org.apache.hadoop.hbase.regionserver.wal.ProtobufLogWriter

output

Fields inherited from class org.apache.hadoop.hbase.regionserver.wal.AbstractProtobufLogWriter

cellEncoder, compressionContext, compressor, conf, length, trailer, trailerWarnSize, trailerWritten

Constructor Summary

Constructors

Modifier	Constructor and Description
private	IOTestWriter()

Method Summary

Modifier and Type	Method and Description
void	append(org.apache.hadoop.hbase.wal.WAL.Entry entry)
protected String	getWriterClassName()
void	init(org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path path, org.apache.hadoop.conf.Configuration conf, boolean overwritable, long blocksize)
void	sync(boolean forceSync)

Methods inherited from class org.apache.hadoop.hbase.regionserver.wal.ProtobufLogWriter

close, getOutputStreamForCellEncoder, getStream, initOutput, writeMagicAndWALHeader, writeWALTrailerAndMagic

Methods inherited from class org.apache.hadoop.hbase.regionserver.wal.AbstractProtobufLogWriter

buildSecureWALHeader, buildWALHeader, getLength, initAfterHeader, secureInitAfterHeader, setEncryptor, writeWALTrailer

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hadoop.hbase.wal.WALProvider.WriterBase

getLength

Field Detail

doAppends

private boolean doAppends

doSyncs

private boolean doSyncs

Constructor Detail

IOTestWriter

private IOTestWriter()

Method Detail

init

public void init(org.apache.hadoop.fs.FileSystem fs,
                 org.apache.hadoop.fs.Path path,
                 org.apache.hadoop.conf.Configuration conf,
                 boolean overwritable,
                 long blocksize)
          throws IOException,
                 org.apache.hadoop.hbase.util.CommonFSUtils.StreamLacksCapabilityException

Specified by:

init in interface org.apache.hadoop.hbase.wal.FSHLogProvider.Writer

Overrides:

init in class org.apache.hadoop.hbase.regionserver.wal.AbstractProtobufLogWriter

Throws:

IOException

org.apache.hadoop.hbase.util.CommonFSUtils.StreamLacksCapabilityException

getWriterClassName

protected String getWriterClassName()

Overrides:

getWriterClassName in class org.apache.hadoop.hbase.regionserver.wal.AbstractProtobufLogWriter

append

public void append(org.apache.hadoop.hbase.wal.WAL.Entry entry)
            throws IOException

Specified by:

append in interface org.apache.hadoop.hbase.wal.WALProvider.Writer

Overrides:

append in class org.apache.hadoop.hbase.regionserver.wal.ProtobufLogWriter

Throws:

IOException

sync

public void sync(boolean forceSync)
          throws IOException

Specified by:

sync in interface org.apache.hadoop.hbase.wal.WALProvider.Writer

Overrides:

sync in class org.apache.hadoop.hbase.regionserver.wal.ProtobufLogWriter

Throws:

IOException