com.facebook.presto.spi.block

Class FixedWidthBlock

java.lang.Object

com.facebook.presto.spi.block.AbstractFixedWidthBlock

com.facebook.presto.spi.block.FixedWidthBlock

All Implemented Interfaces:

Block

public class FixedWidthBlock
extends AbstractFixedWidthBlock

Field Summary

Fields inherited from class com.facebook.presto.spi.block.AbstractFixedWidthBlock

fixedSize

Constructor Summary

Constructors

Constructor and Description
FixedWidthBlock(int fixedSize, int positionCount, io.airlift.slice.Slice slice, boolean[] valueIsNull)

Method Summary

Methods

Modifier and Type	Method and Description
int	getPositionCount() Returns the number of positions in this block.
protected io.airlift.slice.Slice	getRawSlice()
Block	getRegion(int positionOffset, int length) Returns a block starting at the specified position and extends for the specified length.
int	getSizeInBytes() Returns the size of this block in memory.
protected boolean	isEntryNull(int position)
String	toString()

Methods inherited from class com.facebook.presto.spi.block.AbstractFixedWidthBlock

assureLoaded, bytesCompare, bytesEqual, checkReadablePosition, compareTo, equals, getByte, getDouble, getEncoding, getFixedSize, getFloat, getInt, getLength, getLong, getShort, getSingleValueBlock, getSlice, hash, isNull, writeBytesTo

Methods inherited from class java.lang.Object

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

Constructor Detail

FixedWidthBlock

public FixedWidthBlock(int fixedSize,
               int positionCount,
               io.airlift.slice.Slice slice,
               boolean[] valueIsNull)

Method Detail

getRawSlice

protected io.airlift.slice.Slice getRawSlice()

Specified by:

getRawSlice in class AbstractFixedWidthBlock

isEntryNull

protected boolean isEntryNull(int position)

Specified by:

isEntryNull in class AbstractFixedWidthBlock

getPositionCount

public int getPositionCount()

Description copied from interface: Block

Returns the number of positions in this block.

getSizeInBytes

public int getSizeInBytes()

Description copied from interface: Block

Returns the size of this block in memory.

getRegion

public Block getRegion(int positionOffset,
              int length)

Description copied from interface: Block

Returns a block starting at the specified position and extends for the specified length. The specified region must be entirely contained within this block. The region can be a view over this block. If this block is released the region block may also be released. If the region block is released this block may also be released.

toString

public String toString()

Overrides:

toString in class Object