com.xxdb.data

Class BasicShortVector

java.lang.Object

com.xxdb.data.AbstractEntity

com.xxdb.data.AbstractVector

com.xxdb.data.BasicShortVector

All Implemented Interfaces:

Entity, Vector

public class BasicShortVector
extends AbstractVector

Corresponds to DolphinDB short vector

Nested Class Summary

Nested classes/interfaces inherited from interface com.xxdb.data.Entity

Entity.DATA_CATEGORY, Entity.DATA_FORM, Entity.DATA_TYPE, Entity.DURATION, Entity.PARTITION_TYPE

Field Summary

Fields inherited from class com.xxdb.data.AbstractVector

buf, BUF_SIZE, compressedMethod

Fields inherited from interface com.xxdb.data.Vector

COMPRESS_DELTA, COMPRESS_LZ4, DISPLAY_ROWS

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	BasicShortVector(Entity.DATA_FORM df, ExtendedDataInput in)
protected	BasicShortVector(Entity.DATA_FORM df, int size)
	BasicShortVector(int size)
	BasicShortVector(List<Short> list)
	BasicShortVector(short[] array)
	BasicShortVector(short[] array, boolean copy)

Method Summary

Modifier and Type	Method and Description
int	asof(Scalar value)
Vector	combine(Vector vector)
void	deserialize(int start, int count, ExtendedDataInput in)
Scalar	get(int index)
Entity.DATA_CATEGORY	getDataCategory()
Entity.DATA_TYPE	getDataType()
Class<?>	getElementClass()
short	getShort(int index)
Vector	getSubVector(int[] indices)
int	hashBucket(int index, int buckets)
boolean	isNull(int index)
int	rows()
void	set(int index, Scalar value)
void	setNull(int index)
void	setShort(int index, short value)
protected ByteBuffer	writeVectorToBuffer(ByteBuffer buffer)
protected void	writeVectorToOutputStream(ExtendedDataOutput out)

Methods inherited from class com.xxdb.data.AbstractVector

columns, getDataForm, getString, getString, getUnitLength, setCompressedMethod, write, writeCompressed

Methods inherited from class com.xxdb.data.AbstractEntity

getDataCategory, isChart, isChunk, isDictionary, isMatrix, isPair, isScalar, isTable, isVector

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.xxdb.data.Entity

isChart, isChunk, isDictionary, isMatrix, isPair, isScalar, isTable, isVector, typeToCategory

Constructor Detail

BasicShortVector

public BasicShortVector(int size)

BasicShortVector

public BasicShortVector(List<Short> list)

BasicShortVector

public BasicShortVector(short[] array)

BasicShortVector

public BasicShortVector(short[] array,
                        boolean copy)

BasicShortVector

protected BasicShortVector(Entity.DATA_FORM df,
                           int size)

BasicShortVector

protected BasicShortVector(Entity.DATA_FORM df,
                           ExtendedDataInput in)
                    throws IOException

Throws:

IOException

Method Detail

deserialize

public void deserialize(int start,
                        int count,
                        ExtendedDataInput in)
                 throws IOException

Specified by:

deserialize in interface Vector

Overrides:

deserialize in class AbstractVector

Throws:

IOException

getShort

public short getShort(int index)

get

public Scalar get(int index)

getSubVector

public Vector getSubVector(int[] indices)

set

public void set(int index,
                Scalar value)
         throws Exception

Throws:

Exception

setShort

public void setShort(int index,
                     short value)

hashBucket

public int hashBucket(int index,
                      int buckets)

Specified by:

hashBucket in interface Vector

Overrides:

hashBucket in class AbstractVector

combine

public Vector combine(Vector vector)

isNull

public boolean isNull(int index)

setNull

public void setNull(int index)

getDataCategory

public Entity.DATA_CATEGORY getDataCategory()

getDataType

public Entity.DATA_TYPE getDataType()

rows

public int rows()

getElementClass

public Class<?> getElementClass()

writeVectorToOutputStream

protected void writeVectorToOutputStream(ExtendedDataOutput out)
                                  throws IOException

Specified by:

writeVectorToOutputStream in class AbstractVector

Throws:

IOException

writeVectorToBuffer

protected ByteBuffer writeVectorToBuffer(ByteBuffer buffer)
                                  throws IOException

Overrides:

writeVectorToBuffer in class AbstractVector

Throws:

IOException

asof

public int asof(Scalar value)