com.facebook.presto.spi.function

Class Signature

java.lang.Object

com.facebook.presto.spi.function.Signature

public final class Signature
extends Object

Constructor Summary

Constructors

Constructor and Description
Signature(QualifiedObjectName name, FunctionKind kind, List<TypeVariableConstraint> typeVariableConstraints, List<LongVariableConstraint> longVariableConstraints, TypeSignature returnType, List<TypeSignature> argumentTypes, boolean variableArity)
Signature(QualifiedObjectName name, FunctionKind kind, TypeSignature returnType, List<TypeSignature> argumentTypes)
Signature(QualifiedObjectName name, FunctionKind kind, TypeSignature returnType, TypeSignature... argumentTypes)

Method Summary

Modifier and Type	Method and Description
static TypeVariableConstraint	comparableTypeParameter(String name)
static TypeVariableConstraint	comparableWithVariadicBound(String name, String variadicBound)
boolean	equals(Object obj)
List<TypeSignature>	getArgumentTypes()
FunctionKind	getKind()
List<LongVariableConstraint>	getLongVariableConstraints()
QualifiedObjectName	getName()
String	getNameSuffix()
TypeSignature	getReturnType()
List<TypeVariableConstraint>	getTypeVariableConstraints()
int	hashCode()
boolean	isVariableArity()
static LongVariableConstraint	longVariableExpression(String variable, String expression)
static TypeVariableConstraint	nonDecimalNumericTypeParameter(String name)
static TypeVariableConstraint	orderableTypeParameter(String name)
static TypeVariableConstraint	orderableWithVariadicBound(String name, String variadicBound)
String	toString()
static TypeVariableConstraint	typeVariable(String name)
static TypeVariableConstraint	withVariadicBound(String name, String variadicBound)

Methods inherited from class java.lang.Object

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

Constructor Detail

Signature

public Signature(QualifiedObjectName name,
                 FunctionKind kind,
                 List<TypeVariableConstraint> typeVariableConstraints,
                 List<LongVariableConstraint> longVariableConstraints,
                 TypeSignature returnType,
                 List<TypeSignature> argumentTypes,
                 boolean variableArity)

Signature

public Signature(QualifiedObjectName name,
                 FunctionKind kind,
                 TypeSignature returnType,
                 TypeSignature... argumentTypes)

Signature

public Signature(QualifiedObjectName name,
                 FunctionKind kind,
                 TypeSignature returnType,
                 List<TypeSignature> argumentTypes)

Method Detail

getName

public QualifiedObjectName getName()

getNameSuffix

public String getNameSuffix()

getKind

public FunctionKind getKind()

getReturnType

public TypeSignature getReturnType()

getArgumentTypes

public List<TypeSignature> getArgumentTypes()

isVariableArity

public boolean isVariableArity()

getTypeVariableConstraints

public List<TypeVariableConstraint> getTypeVariableConstraints()

getLongVariableConstraints

public List<LongVariableConstraint> getLongVariableConstraints()

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object

withVariadicBound

public static TypeVariableConstraint withVariadicBound(String name,
                                                       String variadicBound)

comparableWithVariadicBound

public static TypeVariableConstraint comparableWithVariadicBound(String name,
                                                                 String variadicBound)

typeVariable

public static TypeVariableConstraint typeVariable(String name)

comparableTypeParameter

public static TypeVariableConstraint comparableTypeParameter(String name)

orderableWithVariadicBound

public static TypeVariableConstraint orderableWithVariadicBound(String name,
                                                                String variadicBound)

orderableTypeParameter

public static TypeVariableConstraint orderableTypeParameter(String name)

nonDecimalNumericTypeParameter

public static TypeVariableConstraint nonDecimalNumericTypeParameter(String name)

longVariableExpression

public static LongVariableConstraint longVariableExpression(String variable,
                                                            String expression)