类 org.apache.hadoop.hbase.io.hfile.CacheConfig
的使用

使用CacheConfig的程序包

程序包	说明
org.apache.hadoop.hbase.coprocessor	Table of Contents Overview Coprocessor RegionObserver Endpoint Coprocessor loading Overview Coprocessors are code that runs in-process on each region server.
org.apache.hadoop.hbase.io
org.apache.hadoop.hbase.io.hfile	Provides implementations of HFile and HFile BlockCache.
org.apache.hadoop.hbase.regionserver
org.apache.hadoop.hbase.tmpl.regionserver
org.apache.hadoop.hbase.util

org.apache.hadoop.hbase.coprocessor中CacheConfig的使用

参数类型为CacheConfig的org.apache.hadoop.hbase.coprocessor中的方法

限定符和类型	方法和说明
StoreFile.Reader	RegionObserver.postStoreFileReaderOpen(ObserverContext<RegionCoprocessorEnvironment> ctx, org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path p, FSDataInputStreamWrapper in, long size, CacheConfig cacheConf, Reference r, StoreFile.Reader reader) Called after the creation of Reader for a store file.
StoreFile.Reader	BaseRegionObserver.postStoreFileReaderOpen(ObserverContext<RegionCoprocessorEnvironment> ctx, org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path p, FSDataInputStreamWrapper in, long size, CacheConfig cacheConf, Reference r, StoreFile.Reader reader)
StoreFile.Reader	RegionObserver.preStoreFileReaderOpen(ObserverContext<RegionCoprocessorEnvironment> ctx, org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path p, FSDataInputStreamWrapper in, long size, CacheConfig cacheConf, Reference r, StoreFile.Reader reader) Called before creation of Reader for a store file.
StoreFile.Reader	BaseRegionObserver.preStoreFileReaderOpen(ObserverContext<RegionCoprocessorEnvironment> ctx, org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path p, FSDataInputStreamWrapper in, long size, CacheConfig cacheConf, Reference r, StoreFile.Reader reader)

org.apache.hadoop.hbase.io中CacheConfig的使用

参数类型为CacheConfig的org.apache.hadoop.hbase.io中的构造器

构造器和说明
HalfStoreFileReader(org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path p, CacheConfig cacheConf, Reference r, org.apache.hadoop.conf.Configuration conf) Creates a half file reader for a normal hfile.
HalfStoreFileReader(org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path p, FSDataInputStreamWrapper in, long size, CacheConfig cacheConf, Reference r, org.apache.hadoop.conf.Configuration conf) Creates a half file reader for a hfile referred to by an hfilelink.

org.apache.hadoop.hbase.io.hfile中CacheConfig的使用

声明为CacheConfig的org.apache.hadoop.hbase.io.hfile中的字段

限定符和类型	字段和说明
protected CacheConfig	HFile.WriterFactory.cacheConf
protected CacheConfig	AbstractHFileWriter.cacheConf Cache configuration for caching data on write.
protected CacheConfig	AbstractHFileReader.cacheConf Block cache configuration.

参数类型为CacheConfig的org.apache.hadoop.hbase.io.hfile中的方法

限定符和类型	方法和说明
static HFile.Reader	HFile.createReader(org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path path, CacheConfig cacheConf, org.apache.hadoop.conf.Configuration conf)
static HFile.Reader	HFile.createReader(org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path path, FSDataInputStreamWrapper fsdis, long size, CacheConfig cacheConf, org.apache.hadoop.conf.Configuration conf) The sockets and the file descriptors held by the method parameter FSDataInputStreamWrapper passed will be freed after its usage so caller needs to ensure that no other threads have access to the same passed reference.
static HFile.WriterFactory	HFile.getWriterFactory(org.apache.hadoop.conf.Configuration conf, CacheConfig cacheConf) Returns the factory to be used to create HFile writers

参数类型为CacheConfig的org.apache.hadoop.hbase.io.hfile中的构造器

构造器和说明
AbstractHFileReader(org.apache.hadoop.fs.Path path, FixedFileTrailer trailer, long fileSize, CacheConfig cacheConf, HFileSystem hfs, org.apache.hadoop.conf.Configuration conf)
AbstractHFileWriter(CacheConfig cacheConf, org.apache.hadoop.fs.FSDataOutputStream outputStream, org.apache.hadoop.fs.Path path, KeyValue.KVComparator comparator, HFileContext fileContext)
CacheConfig(CacheConfig cacheConf) Constructs a cache configuration copied from the specified configuration.
HFileBlockIndex.BlockIndexWriter(HFileBlock.Writer blockWriter, CacheConfig cacheConf, String nameForCaching) Creates a multi-level block index writer.
HFileReaderV2(org.apache.hadoop.fs.Path path, FixedFileTrailer trailer, FSDataInputStreamWrapper fsdis, long size, CacheConfig cacheConf, HFileSystem hfs, org.apache.hadoop.conf.Configuration conf) Opens a HFile.
HFileReaderV3(org.apache.hadoop.fs.Path path, FixedFileTrailer trailer, FSDataInputStreamWrapper fsdis, long size, CacheConfig cacheConf, HFileSystem hfs, org.apache.hadoop.conf.Configuration conf) Opens a HFile.
HFileWriterV2(org.apache.hadoop.conf.Configuration conf, CacheConfig cacheConf, org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path path, org.apache.hadoop.fs.FSDataOutputStream ostream, KeyValue.KVComparator comparator, HFileContext context) Constructor that takes a path, creates and closes the output stream.
HFileWriterV3(org.apache.hadoop.conf.Configuration conf, CacheConfig cacheConf, org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path path, org.apache.hadoop.fs.FSDataOutputStream ostream, KeyValue.KVComparator comparator, HFileContext fileContext) Constructor that takes a path, creates and closes the output stream.

org.apache.hadoop.hbase.regionserver中CacheConfig的使用

声明为CacheConfig的org.apache.hadoop.hbase.regionserver中的字段

限定符和类型	字段和说明
protected CacheConfig	HRegionServer.cacheConfig

返回CacheConfig的org.apache.hadoop.hbase.regionserver中的方法

限定符和类型	方法和说明
CacheConfig	HStore.getCacheConfig()
CacheConfig	Store.getCacheConfig() Used for tests.
CacheConfig	HRegionServer.getCacheConfig()

参数类型为CacheConfig的org.apache.hadoop.hbase.regionserver中的方法

限定符和类型	方法和说明
StoreFile.Reader	StoreFileInfo.open(org.apache.hadoop.fs.FileSystem fs, CacheConfig cacheConf, boolean canUseDropBehind) Open a Reader for the StoreFile
StoreFile.Reader	RegionCoprocessorHost.postStoreFileReaderOpen(org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path p, FSDataInputStreamWrapper in, long size, CacheConfig cacheConf, Reference r, StoreFile.Reader reader)
StoreFile.Reader	RegionCoprocessorHost.preStoreFileReaderOpen(org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path p, FSDataInputStreamWrapper in, long size, CacheConfig cacheConf, Reference r)

参数类型为CacheConfig的org.apache.hadoop.hbase.regionserver中的构造器

构造器和说明
StoreFile.Reader(org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path path, CacheConfig cacheConf, org.apache.hadoop.conf.Configuration conf)
StoreFile.Reader(org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path path, FSDataInputStreamWrapper in, long size, CacheConfig cacheConf, org.apache.hadoop.conf.Configuration conf)
StoreFile.WriterBuilder(org.apache.hadoop.conf.Configuration conf, CacheConfig cacheConf, org.apache.hadoop.fs.FileSystem fs)
StoreFile(org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path p, org.apache.hadoop.conf.Configuration conf, CacheConfig cacheConf, BloomType cfBloomType) Constructor, loads a reader and it's indices, etc.
StoreFile(org.apache.hadoop.fs.FileSystem fs, StoreFileInfo fileInfo, org.apache.hadoop.conf.Configuration conf, CacheConfig cacheConf, BloomType cfBloomType) Constructor, loads a reader and it's indices, etc.

org.apache.hadoop.hbase.tmpl.regionserver中CacheConfig的使用

返回CacheConfig的org.apache.hadoop.hbase.tmpl.regionserver中的方法

限定符和类型	方法和说明
CacheConfig	BlockCacheViewTmpl.ImplData.getCacheConfig()
CacheConfig	BlockCacheTmpl.ImplData.getCacheConfig()

参数类型为CacheConfig的org.apache.hadoop.hbase.tmpl.regionserver中的方法

限定符和类型	方法和说明
org.jamon.Renderer	BlockCacheTmpl.makeRenderer(CacheConfig cacheConfig, org.apache.hadoop.conf.Configuration config)
org.jamon.Renderer	BlockCacheViewTmpl.makeRenderer(CacheConfig cacheConfig, org.apache.hadoop.conf.Configuration conf, String bcn, String bcv)
void	BlockCacheTmpl.render(Writer jamonWriter, CacheConfig cacheConfig, org.apache.hadoop.conf.Configuration config)
void	BlockCacheViewTmpl.render(Writer jamonWriter, CacheConfig cacheConfig, org.apache.hadoop.conf.Configuration conf, String bcn, String bcv)
void	BlockCacheTmpl.renderNoFlush(Writer jamonWriter, CacheConfig cacheConfig, org.apache.hadoop.conf.Configuration config)
void	BlockCacheViewTmpl.renderNoFlush(Writer jamonWriter, CacheConfig cacheConfig, org.apache.hadoop.conf.Configuration conf, String bcn, String bcv)
void	BlockCacheViewTmpl.ImplData.setCacheConfig(CacheConfig cacheConfig)
void	BlockCacheTmpl.ImplData.setCacheConfig(CacheConfig cacheConfig)

org.apache.hadoop.hbase.util中CacheConfig的使用

参数类型为CacheConfig的org.apache.hadoop.hbase.util中的方法

限定符和类型	方法和说明
static BloomFilterWriter	BloomFilterFactory.createDeleteBloomAtWrite(org.apache.hadoop.conf.Configuration conf, CacheConfig cacheConf, int maxKeys, HFile.Writer writer) Creates a new Delete Family Bloom filter at the time of StoreFile writing.
static BloomFilterWriter	BloomFilterFactory.createGeneralBloomAtWrite(org.apache.hadoop.conf.Configuration conf, CacheConfig cacheConf, BloomType bloomType, int maxKeys, HFile.Writer writer) Creates a new general (Row or RowCol) Bloom filter at the time of StoreFile writing.