org.ballerinalang.model.types

Class BUnionType

java.lang.Object

org.ballerinalang.model.types.BType

org.ballerinalang.model.types.BUnionType

All Implemented Interfaces:

BLangSymbol

public class BUnionType
extends BType

BUnionType represents a union type in Ballerina.

Since:

0.956

Field Summary

Fields inherited from class org.ballerinalang.model.types.BType

pkgPath, typeName, valueClass

Constructor Summary

Constructors

Constructor and Description
BUnionType() Create a BUnionType which represents the union type.
BUnionType(List<BType> memberTypes) Create a BUnionType which represents the union type.

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
<V extends BValue> V	getEmptyValue() Get the empty initialized value of this type.
List<BType>	getMemberTypes()
TypeSignature	getSig()
int	getTag()
<V extends BValue> V	getZeroValue() Get the default value of the type.
int	hashCode()
boolean	isNullable()
String	toString()

Methods inherited from class org.ballerinalang.model.types.BType

getName, getPackagePath, getValueClass, isNative, isPublic

Methods inherited from class java.lang.Object

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

Constructor Detail

BUnionType

public BUnionType()

Create a BUnionType which represents the union type.

BUnionType

public BUnionType(List<BType> memberTypes)

Create a BUnionType which represents the union type.

Parameters:

memberTypes -

Method Detail

getMemberTypes

public List<BType> getMemberTypes()

isNullable

public boolean isNullable()

getZeroValue

public <V extends BValue> V getZeroValue()

Description copied from class: BType

Get the default value of the type. This is the value of an uninitialized variable of this type. For value types, this is same as the value get from BType#getInitValue().

Specified by:

getZeroValue in class BType

Type Parameters:

V - Type of the value

Returns:

Default value of the type

getEmptyValue

public <V extends BValue> V getEmptyValue()

Description copied from class: BType

Get the empty initialized value of this type. For reference types, this is the value of a variable, when initialized with the empty initializer. For value types, this is same as the default value (value get from BType#getDefaultValue()).

Specified by:

getEmptyValue in class BType

Type Parameters:

V - Type of the value

Returns:

Init value of this type

getSig

public TypeSignature getSig()

Specified by:

getSig in class BType

getTag

public int getTag()

Specified by:

getTag in class BType

toString

public String toString()

Overrides:

toString in class BType

equals

public boolean equals(Object o)

Overrides:

equals in class BType

hashCode

public int hashCode()

Overrides:

hashCode in class BType