com.facebook.presto.orc.stream

Class OrcInputStream

java.lang.Object

java.io.InputStream

com.facebook.presto.orc.stream.OrcInputStream

All Implemented Interfaces:

Closeable, AutoCloseable

public final class OrcInputStream
extends InputStream

Constructor Summary

Constructors

Constructor and Description
OrcInputStream(OrcDataSourceId orcDataSourceId, io.airlift.slice.FixedLengthSliceInput sliceInput, Optional<OrcDecompressor> decompressor, OrcAggregatedMemoryContext systemMemoryContext, long sliceInputRetainedSizeInBytes)

Method Summary

Modifier and Type	Method and Description
int	available()
void	close()
long	getCheckpoint()
OrcDataSourceId	getOrcDataSourceId()
boolean	markSupported()
int	read()
int	read(byte[] b, int off, int length)
double	readDouble()
long	readDwrfLong(OrcType.OrcTypeKind type)
float	readFloat()
void	readFully(byte[] buffer, int offset, int length)
long	readVarint(boolean signed)
boolean	seekToCheckpoint(long checkpoint)
long	skip(long n)
void	skipDwrfLong(OrcType.OrcTypeKind type, long items)
void	skipFully(long length)
void	skipVarints(long items)
String	toString()

Methods inherited from class java.io.InputStream

mark, read, reset

Methods inherited from class java.lang.Object

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

Constructor Detail

OrcInputStream

public OrcInputStream(OrcDataSourceId orcDataSourceId,
                      io.airlift.slice.FixedLengthSliceInput sliceInput,
                      Optional<OrcDecompressor> decompressor,
                      OrcAggregatedMemoryContext systemMemoryContext,
                      long sliceInputRetainedSizeInBytes)

Method Detail

close

public void close()

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Overrides:

close in class InputStream

available

public int available()

Overrides:

available in class InputStream

markSupported

public boolean markSupported()

Overrides:

markSupported in class InputStream

read

public int read()
         throws IOException

Specified by:

read in class InputStream

Throws:

IOException

read

public int read(byte[] b,
                int off,
                int length)
         throws IOException

Overrides:

read in class InputStream

Throws:

IOException

skipFully

public void skipFully(long length)
               throws IOException

Throws:

IOException

readFully

public void readFully(byte[] buffer,
                      int offset,
                      int length)
               throws IOException

Throws:

IOException

getOrcDataSourceId

public OrcDataSourceId getOrcDataSourceId()

getCheckpoint

public long getCheckpoint()

seekToCheckpoint

public boolean seekToCheckpoint(long checkpoint)
                         throws IOException

Throws:

IOException

skip

public long skip(long n)
          throws IOException

Overrides:

skip in class InputStream

Throws:

IOException

readDwrfLong

public long readDwrfLong(OrcType.OrcTypeKind type)
                  throws IOException

Throws:

IOException

skipDwrfLong

public void skipDwrfLong(OrcType.OrcTypeKind type,
                         long items)
                  throws IOException

Throws:

IOException

readVarint

public long readVarint(boolean signed)
                throws IOException

Throws:

IOException

skipVarints

public void skipVarints(long items)
                 throws IOException

Throws:

IOException

readDouble

public double readDouble()
                  throws IOException

Throws:

IOException

readFloat

public float readFloat()
                throws IOException

Throws:

IOException

toString

public String toString()

Overrides:

toString in class Object