Class BooleanInputStream

java.lang.Object

io.trino.orc.stream.BooleanInputStream

All Implemented Interfaces:

ValueInputStream<BooleanStreamCheckpoint>

public class BooleanInputStream
extends Object
implements ValueInputStream<BooleanStreamCheckpoint>

Constructor Summary

Constructors

Constructor	Description
BooleanInputStream(OrcInputStream byteStream)

Method Summary

Modifier and Type	Method	Description
int	countBitsSet(int items)
void	getSetBits(byte[] vector, int batchSize)	Sets the vector element to 1 if the bit is set.
byte[]	getSetBits(int batchSize)	Gets a vector of bytes set to 1 if the bit is set.
int	getUnsetBits(int batchSize, boolean[] vector)	Sets the vector element to true if the bit is not set.
boolean	nextBit()
void	seekToCheckpoint(BooleanStreamCheckpoint checkpoint)
void	skip(long items)

Methods inherited from class java.lang.Object

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

Constructor Details

BooleanInputStream

public BooleanInputStream(OrcInputStream byteStream)

Method Details

nextBit

public boolean nextBit()
                throws IOException

Throws:

IOException

seekToCheckpoint

public void seekToCheckpoint(BooleanStreamCheckpoint checkpoint)
                      throws IOException

Specified by:

seekToCheckpoint in interface ValueInputStream<BooleanStreamCheckpoint>

Throws:

IOException

skip

public void skip(long items)
          throws IOException

Specified by:

skip in interface ValueInputStream<BooleanStreamCheckpoint>

Throws:

IOException

countBitsSet

public int countBitsSet(int items)
                 throws IOException

Throws:

IOException

getSetBits

public byte[] getSetBits(int batchSize)
                  throws IOException

Gets a vector of bytes set to 1 if the bit is set.

Throws:

IOException

getSetBits

public void getSetBits(byte[] vector,
 int batchSize)
                throws IOException

Sets the vector element to 1 if the bit is set.

Throws:

IOException

getUnsetBits

public int getUnsetBits(int batchSize,
 boolean[] vector)
                 throws IOException

Sets the vector element to true if the bit is not set.

Throws:

IOException