org.apache.hadoop.hbase.io.hfile

类 HFile.WriterFactory

java.lang.Object

org.apache.hadoop.hbase.io.hfile.HFile.WriterFactory

封闭类:

HFile

public abstract static class HFile.WriterFactory
extends Object

This variety of ways to construct writers is used throughout the code, and we want to be able to swap writer implementations.

字段概要

字段

限定符和类型	字段和说明
protected CacheConfig	cacheConf
protected KeyValue.KVComparator	comparator
protected org.apache.hadoop.conf.Configuration	conf
protected InetSocketAddress[]	favoredNodes
protected org.apache.hadoop.fs.FileSystem	fs
protected org.apache.hadoop.fs.FSDataOutputStream	ostream
protected org.apache.hadoop.fs.Path	path
protected boolean	shouldDropBehind

方法概要

方法

限定符和类型	方法和说明
HFile.Writer	create()
protected abstract HFile.Writer	createWriter(org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path path, org.apache.hadoop.fs.FSDataOutputStream ostream, KeyValue.KVComparator comparator, HFileContext fileContext)
HFile.WriterFactory	withComparator(KeyValue.KVComparator comparator)
HFile.WriterFactory	withFavoredNodes(InetSocketAddress[] favoredNodes)
HFile.WriterFactory	withFileContext(HFileContext fileContext)
HFile.WriterFactory	withOutputStream(org.apache.hadoop.fs.FSDataOutputStream ostream)
HFile.WriterFactory	withPath(org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path path)
HFile.WriterFactory	withShouldDropCacheBehind(boolean shouldDropBehind)

从类继承的方法 java.lang.Object

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

字段详细资料

conf

protected final org.apache.hadoop.conf.Configuration conf

cacheConf

protected final CacheConfig cacheConf

fs

protected org.apache.hadoop.fs.FileSystem fs

path

protected org.apache.hadoop.fs.Path path

ostream

protected org.apache.hadoop.fs.FSDataOutputStream ostream

comparator

protected KeyValue.KVComparator comparator

favoredNodes

protected InetSocketAddress[] favoredNodes

shouldDropBehind

protected boolean shouldDropBehind

方法详细资料

withPath

public HFile.WriterFactory withPath(org.apache.hadoop.fs.FileSystem fs,
                           org.apache.hadoop.fs.Path path)

withOutputStream

public HFile.WriterFactory withOutputStream(org.apache.hadoop.fs.FSDataOutputStream ostream)

withComparator

public HFile.WriterFactory withComparator(KeyValue.KVComparator comparator)

withFavoredNodes

public HFile.WriterFactory withFavoredNodes(InetSocketAddress[] favoredNodes)

withFileContext

public HFile.WriterFactory withFileContext(HFileContext fileContext)

withShouldDropCacheBehind

public HFile.WriterFactory withShouldDropCacheBehind(boolean shouldDropBehind)

create

public HFile.Writer create()
                    throws IOException

抛出:

IOException

createWriter

protected abstract HFile.Writer createWriter(org.apache.hadoop.fs.FileSystem fs,
                        org.apache.hadoop.fs.Path path,
                        org.apache.hadoop.fs.FSDataOutputStream ostream,
                        KeyValue.KVComparator comparator,
                        HFileContext fileContext)
                                      throws IOException

抛出:

IOException