org.pentaho.di.core.compress.hadoopsnappy

类 HadoopSnappyCompressionInputStream

java.lang.Object

java.io.InputStream

org.pentaho.di.core.compress.CompressionInputStream

org.pentaho.di.core.compress.hadoopsnappy.HadoopSnappyCompressionInputStream

所有已实现的接口:

Closeable, AutoCloseable

public class HadoopSnappyCompressionInputStream
extends CompressionInputStream

字段概要

从类继承的字段 org.pentaho.di.core.compress.CompressionInputStream

delegate

构造器概要

构造器

构造器和说明
HadoopSnappyCompressionInputStream(InputStream in, CompressionProvider provider)

方法概要

限定符和类型	方法和说明
protected static InputStream	getDelegate(InputStream in)
static InputStream	getSnappyInputStream(InputStream in) Gets a CompressionInputStream that uses the snappy codec and wraps the supplied base input stream.
static InputStream	getSnappyInputStream(int bufferSize, InputStream in) Gets an InputStream that uses the snappy codec and wraps the supplied base input stream.
Object	nextEntry()

从类继承的方法 org.pentaho.di.core.compress.CompressionInputStream

close, getCompressionProvider, read, read, read

从类继承的方法 java.io.InputStream

available, mark, markSupported, reset, skip

从类继承的方法 java.lang.Object

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

构造器详细资料

HadoopSnappyCompressionInputStream

public HadoopSnappyCompressionInputStream(InputStream in,
                                          CompressionProvider provider)
                                   throws IOException

抛出:

IOException

方法详细资料

getDelegate

protected static InputStream getDelegate(InputStream in)
                                  throws IOException

抛出:

IOException

nextEntry

public Object nextEntry()
                 throws IOException

覆盖:

nextEntry 在类中 CompressionInputStream

抛出:

IOException

getSnappyInputStream

public static InputStream getSnappyInputStream(InputStream in)
                                        throws Exception

Gets a CompressionInputStream that uses the snappy codec and wraps the supplied base input stream.

参数:

in - the base input stream to wrap around

返回:

an InputStream that uses the Snappy codec

抛出:

Exception - if snappy is not available or an error occurs during reflection

getSnappyInputStream

public static InputStream getSnappyInputStream(int bufferSize,
                                               InputStream in)
                                        throws Exception

Gets an InputStream that uses the snappy codec and wraps the supplied base input stream.

参数:

the - buffer size for the codec to use (in bytes)

in - the base input stream to wrap around

返回:

an InputStream that uses the Snappy codec

抛出:

Exception - if snappy is not available or an error occurs during reflection