net.sf.duro

Class ScalarType

java.lang.Object

net.sf.duro.Type

net.sf.duro.ScalarType

All Implemented Interfaces:

java.io.Serializable

public class ScalarType
extends Type

Instances of this class represent a DuroDBMS scalar type.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static ScalarType	BINARY Represents the DuroDBMS type binary.
static ScalarType	BOOLEAN Represents the DuroDBMS type boolean.
static ScalarType	FLOAT Represents the DuroDBMS type float.
static ScalarType	INTEGER Represents the DuroDBMS type integer.
static ScalarType	STRING Represents the DuroDBMS type string.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ScalarType(java.lang.String name, Possrep[] possreps)

Method Summary

Modifier and Type	Method and Description
static ScalarType	fromString(java.lang.String typename, DSession session) Returns an instance of ScalarType which represents the DuroDBMS type typename.
java.lang.String	getName() Returns the name of a type.
Possrep[]	getPossreps() Returns the possible representations of this type.
boolean	isScalar() Determines if the type is scalar.

Methods inherited from class java.lang.Object

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

Field Detail

BOOLEAN

public static final ScalarType BOOLEAN

Represents the DuroDBMS type boolean.

INTEGER

public static final ScalarType INTEGER

Represents the DuroDBMS type integer.

STRING

public static final ScalarType STRING

Represents the DuroDBMS type string.

FLOAT

public static final ScalarType FLOAT

Represents the DuroDBMS type float.

BINARY

public static final ScalarType BINARY

Represents the DuroDBMS type binary.

Constructor Detail

ScalarType

protected ScalarType(java.lang.String name,
                     Possrep[] possreps)

Method Detail

getName

public java.lang.String getName()

Description copied from class: Type

Returns the name of a type.

Specified by:

getName in class Type

Returns:

the type name, or null if the type has no name.

isScalar

public boolean isScalar()

Description copied from class: Type

Determines if the type is scalar.

Specified by:

isScalar in class Type

Returns:

true if the type is scalar, false if it is nonscalar.

getPossreps

public Possrep[] getPossreps()

Returns the possible representations of this type.

Returns:

an array which contains the possible representations.

fromString

public static ScalarType fromString(java.lang.String typename,
                                    DSession session)

Returns an instance of ScalarType which represents the DuroDBMS type typename.

Parameters:

typename - the name of the DuroDBMS type

session - the DuroDBMS session

Returns:

the ScalarType instance representing the type