com.xxdb.data

Class BasicDouble

java.lang.Object

com.xxdb.data.AbstractEntity

com.xxdb.data.AbstractScalar

com.xxdb.data.BasicDouble

All Implemented Interfaces:

Entity, Scalar, Comparable<BasicDouble>

public class BasicDouble
extends AbstractScalar
implements Comparable<BasicDouble>

Corresponds to DolphinDB double scalar

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

Constructor Summary

Constructors

Constructor and Description
BasicDouble(double value)
BasicDouble(ExtendedDataInput in)

Method Summary

Modifier and Type	Method and Description
int	compareTo(BasicDouble o)
Double	doubleValue()
boolean	equals(Object o)
Entity.DATA_CATEGORY	getDataCategory()
Entity.DATA_TYPE	getDataType()
double	getDouble()
String	getJsonString()
Number	getNumber()
int	getScale()
String	getString()
Temporal	getTemporal()
int	hashBucket(int buckets)
int	hashCode()
boolean	isNull()
void	setNull()
void	writeScalarToOutputStream(ExtendedDataOutput out)

Methods inherited from class com.xxdb.data.AbstractScalar

columns, getDataForm, rows, toString, 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, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.xxdb.data.Entity

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

Constructor Detail

BasicDouble

public BasicDouble(double value)

BasicDouble

public BasicDouble(ExtendedDataInput in)
            throws IOException

Throws:

IOException

Method Detail

getDouble

public double getDouble()

isNull

public boolean isNull()

Specified by:

isNull in interface Scalar

setNull

public void setNull()

Specified by:

setNull in interface Scalar

getDataCategory

public Entity.DATA_CATEGORY getDataCategory()

Specified by:

getDataCategory in interface Entity

getDataType

public Entity.DATA_TYPE getDataType()

Specified by:

getDataType in interface Entity

getNumber

public Number getNumber()
                 throws Exception

Specified by:

getNumber in interface Scalar

Throws:

Exception

doubleValue

public Double doubleValue()
                   throws Exception

Throws:

Exception

getTemporal

public Temporal getTemporal()
                     throws Exception

Specified by:

getTemporal in interface Scalar

Throws:

Exception

getString

public String getString()

Specified by:

getString in interface Entity

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

hashBucket

public int hashBucket(int buckets)

Specified by:

hashBucket in interface Scalar

getJsonString

public String getJsonString()

Specified by:

getJsonString in interface Scalar

writeScalarToOutputStream

public void writeScalarToOutputStream(ExtendedDataOutput out)
                               throws IOException

Specified by:

writeScalarToOutputStream in class AbstractScalar

Throws:

IOException

compareTo

public int compareTo(BasicDouble o)

Specified by:

compareTo in interface Comparable<BasicDouble>

getScale

public int getScale()

Specified by:

getScale in interface Scalar

Overrides:

getScale in class AbstractScalar