com.xxdb.data

Class BasicIntVector

java.lang.Object

com.xxdb.data.AbstractEntity

com.xxdb.data.AbstractVector

com.xxdb.data.BasicIntVector

All Implemented Interfaces:

Entity, Vector

Direct Known Subclasses:

BasicDateHourVector, BasicDateTimeVector, BasicDateVector, BasicMinuteVector, BasicMonthVector, BasicSecondVector, BasicTimeVector

public class BasicIntVector
extends AbstractVector

Corresponds to DolphinDB int vector

Nested Class Summary

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

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

Field Summary

Fields

Modifier and Type	Field and Description
protected int[]	values

Fields inherited from class com.xxdb.data.AbstractVector

buf, BUF_SIZE

Fields inherited from interface com.xxdb.data.Vector

DISPLAY_ROWS

Constructor Summary

Constructors

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

Method Summary

Modifier and Type	Method and Description
int	asof(Scalar value)
Vector	combine(Vector vector)
Scalar	get(int index)
Entity.DATA_CATEGORY	getDataCategory()
Entity.DATA_TYPE	getDataType()
Class<?>	getElementClass()
int	getInt(int index)
protected int[]	getSubArray(int[] indices)
Vector	getSubVector(int[] indices)
int	hashBucket(int index, int buckets)
boolean	isNull(int index)
int	rows()
void	set(int index, Scalar value)
void	setInt(int index, int value)
void	setNull(int index)
protected void	writeVectorToOutputStream(ExtendedDataOutput out)

Methods inherited from class com.xxdb.data.AbstractVector

columns, getDataForm, getString, write

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

Field Detail

values

protected int[] values

Constructor Detail

BasicIntVector

public BasicIntVector(int size)

BasicIntVector

public BasicIntVector(List<Integer> list)

BasicIntVector

public BasicIntVector(int[] array)

BasicIntVector

protected BasicIntVector(int[] array,
                         boolean copy)

BasicIntVector

protected BasicIntVector(Entity.DATA_FORM df,
                         int size)

BasicIntVector

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

Throws:

IOException

Method Detail

get

public Scalar get(int index)

getSubVector

public Vector getSubVector(int[] indices)

getSubArray

protected int[] getSubArray(int[] indices)

getInt

public int getInt(int index)

set

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

Throws:

Exception

setInt

public void setInt(int index,
                   int 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()

getElementClass

public Class<?> getElementClass()

rows

public int rows()

writeVectorToOutputStream

protected void writeVectorToOutputStream(ExtendedDataOutput out)
                                  throws IOException

Specified by:

writeVectorToOutputStream in class AbstractVector

Throws:

IOException

asof

public int asof(Scalar value)