Package com.yahoo.document.datatypes

Class DoubleFieldValue

java.lang.Object

com.yahoo.vespa.objects.Selectable

com.yahoo.vespa.objects.Identifiable

com.yahoo.document.datatypes.FieldValue

com.yahoo.document.datatypes.NumericFieldValue

com.yahoo.document.datatypes.DoubleFieldValue

All Implemented Interfaces:

java.lang.Cloneable, java.lang.Comparable<FieldValue>

public final class DoubleFieldValue
extends NumericFieldValue

A 64-bit float field value

Author:

Einar M R Rosenvinge

Field Summary

Fields

Modifier and Type	Field	Description
static int	classId

Constructor Summary

Constructors

Constructor	Description
DoubleFieldValue()
DoubleFieldValue(double value)
DoubleFieldValue(java.lang.Double value)
DoubleFieldValue(java.lang.String s)

Method Summary

Modifier and Type	Method	Description
void	assign(java.lang.Object obj)	Assign this non-fieldvalue value to this field value.
void	clear()
DoubleFieldValue	clone()
int	compareTo(FieldValue fieldValue)
void	deserialize(Field field, FieldReader reader)	Read a field value from the specified reader
boolean	equals(java.lang.Object o)
DataType	getDataType()
double	getDouble()
static PrimitiveDataType.Factory	getFactory()
java.lang.Number	getNumber()
java.lang.Object	getWrappedValue()	Used to retrieve wrapped type for simple types, such that you can use get methods to retrieve ints and floats directly instead of Int/Float field values.
int	hashCode()
void	printXml(XmlStream xml)
void	serialize(Field field, FieldWriter writer)	Write out field value to the specified writer
java.lang.String	toString()

Methods inherited from class com.yahoo.document.datatypes.FieldValue

create, deserialize, getRecursiveValue, getRecursiveValue, onDeserialize, onSerialize, serialize, toXml

Methods inherited from class com.yahoo.vespa.objects.Identifiable

create, createFromId, deserialize, deserializeOptional, deserializeWithId, equals, getClassId, getUtf8, onGetClassId, putUtf8, registerClass, serialize, serializeOptional, serializeWithId, visitMembers

Methods inherited from class com.yahoo.vespa.objects.Selectable

select, select, selectMembers

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

classId

public static final int classId

Constructor Detail

DoubleFieldValue

public DoubleFieldValue()

DoubleFieldValue

public DoubleFieldValue(double value)

DoubleFieldValue

public DoubleFieldValue(java.lang.Double value)

DoubleFieldValue

public DoubleFieldValue(java.lang.String s)

Method Detail

getFactory

public static PrimitiveDataType.Factory getFactory()

clone

public DoubleFieldValue clone()

Overrides:

clone in class FieldValue

clear

public void clear()

Specified by:

clear in class FieldValue

getNumber

public java.lang.Number getNumber()

Specified by:

getNumber in class NumericFieldValue

assign

public void assign(java.lang.Object obj)

Description copied from class: FieldValue

Assign this non-fieldvalue value to this field value. This is used to be able to assign ints to Integer field values and List to Array field values and such.

Override to accept the specific types that should be legal.

Specified by:

assign in class FieldValue

getDouble

public double getDouble()

getWrappedValue

public java.lang.Object getWrappedValue()

Description copied from class: FieldValue

Used to retrieve wrapped type for simple types, such that you can use get methods to retrieve ints and floats directly instead of Int/Float field values. Complex types that can't be specified by simple java types just return themself.

Overrides:

getWrappedValue in class FieldValue

getDataType

public DataType getDataType()

Specified by:

getDataType in class FieldValue

printXml

public void printXml(XmlStream xml)

Specified by:

printXml in class FieldValue

toString

public java.lang.String toString()

Overrides:

toString in class com.yahoo.vespa.objects.Identifiable

hashCode

public int hashCode()

Overrides:

hashCode in class com.yahoo.vespa.objects.Identifiable

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class com.yahoo.vespa.objects.Identifiable

serialize

public void serialize(Field field,
                      FieldWriter writer)

Description copied from class: FieldValue

Write out field value to the specified writer

Specified by:

serialize in class FieldValue

deserialize

public void deserialize(Field field,
                        FieldReader reader)

Description copied from class: FieldValue

Read a field value from the specified reader

Specified by:

deserialize in class FieldValue

compareTo

public int compareTo(FieldValue fieldValue)

Specified by:

compareTo in interface java.lang.Comparable<FieldValue>

Overrides:

compareTo in class FieldValue