com.xxdb.data

Class BasicString

java.lang.Object

com.xxdb.data.AbstractEntity

com.xxdb.data.AbstractScalar

com.xxdb.data.BasicString

All Implemented Interfaces:

Entity, Scalar, Comparable<BasicString>

Direct Known Subclasses:

BasicSystemEntity

public class BasicString
extends AbstractScalar
implements Comparable<BasicString>

Corresponds to DolphinDB string scalar

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

Constructor Summary

Constructors

Constructor and Description
BasicString(ExtendedDataInput in)
BasicString(ExtendedDataInput in, boolean blob)
BasicString(String value)

Method Summary

Modifier and Type	Method and Description
int	compareTo(BasicString o)
boolean	equals(Object o)
Entity.DATA_CATEGORY	getDataCategory()
Entity.DATA_TYPE	getDataType()
String	getJsonString()
Number	getNumber()
String	getString()
Temporal	getTemporal()
int	hashBucket(int buckets)
static int	hashBucket(String str, int buckets)
int	hashCode()
boolean	isNull()
void	setNull()
protected void	setString(String value)
protected void	writeScalarToOutputStream(ExtendedDataOutput out)
protected void	writeScalarToOutputStream(ExtendedDataOutput out, boolean blob)

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

Constructor Detail

BasicString

public BasicString(String value)

BasicString

public BasicString(ExtendedDataInput in)
            throws IOException

Throws:

IOException

BasicString

public BasicString(ExtendedDataInput in,
                   boolean blob)
            throws IOException

Throws:

IOException

Method Detail

getString

public String getString()

Specified by:

getString in interface Entity

setString

protected void setString(String value)

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

getTemporal

public Temporal getTemporal()
                     throws Exception

Specified by:

getTemporal in interface Scalar

Throws:

Exception

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

hashBucket

public static int hashBucket(String str,
                             int buckets)

writeScalarToOutputStream

protected void writeScalarToOutputStream(ExtendedDataOutput out)
                                  throws IOException

Specified by:

writeScalarToOutputStream in class AbstractScalar

Throws:

IOException

writeScalarToOutputStream

protected void writeScalarToOutputStream(ExtendedDataOutput out,
                                         boolean blob)
                                  throws IOException

Throws:

IOException

compareTo

public int compareTo(BasicString o)

Specified by:

compareTo in interface Comparable<BasicString>