Package nz.org.riskscape.engine.function

Class BinaryOperatorFunction<T>

java.lang.Object

nz.org.riskscape.engine.function.BinaryOperatorFunction<T>

All Implemented Interfaces:

AutoCloseable, RiskscapeFunction, UntypedFunction

public class BinaryOperatorFunction<T>
extends Object
implements RiskscapeFunction

Convenience RiskscapeFunction for adding metadata to a java BinaryOperator function, specifically meant for a riskscape language BinaryOperation

Field Summary

Fields inherited from interface nz.org.riskscape.engine.function.RiskscapeFunction

BUILT_IN

Constructor Summary

Constructors

Constructor	Description
BinaryOperatorFunction(TokenTypes operation, BinaryOperator<T> operator, Class<T> javaType)
BinaryOperatorFunction(TokenTypes operation, BinaryOperator<T> operator, Class<T> javaType, Type riskscapeType)

Method Summary

Modifier and Type	Method	Description
Object	call(List<Object> args)	Execute the function with the given arguments.
List<Type>	getArgumentTypes()
Class<T>	getJavaType()
TokenTypes	getOperation()
BinaryOperator<T>	getOperator()
Type	getReturnType()
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface nz.org.riskscape.engine.function.RiskscapeFunction

builtin, getAggregationFunction, getArguments, getOverloaded, getRealizable, getTypesFromArguments, identified, identified, isA, setProblemReporter, validate

Methods inherited from interface nz.org.riskscape.engine.function.UntypedFunction

close

Constructor Details

BinaryOperatorFunction

public BinaryOperatorFunction(TokenTypes operation,
 BinaryOperator<T> operator,
 Class<T> javaType)

BinaryOperatorFunction

public BinaryOperatorFunction(TokenTypes operation,
 BinaryOperator<T> operator,
 Class<T> javaType,
 Type riskscapeType)

Parameters:

operation - the corresponding lexing token for the operator

operator - the function to call

javaType - the java type that the operator accepts and returns

riskscapeType - the riskscape type that the operator accepts and returns

Method Details

call

public Object call(List<Object> args)

Description copied from interface: UntypedFunction

Execute the function with the given arguments.

Specified by:

call in interface UntypedFunction

Parameters:

args - list of arguments to the function that should conform to the types in ArgumentList.getArgumentTypes()

toString

public String toString()

Overrides:

toString in class Object

getOperation

public TokenTypes getOperation()

getOperator

public BinaryOperator<T> getOperator()

getJavaType

public Class<T> getJavaType()

getReturnType

public Type getReturnType()

Specified by:

getReturnType in interface RiskscapeFunction

Returns:

the type that this function should return

getArgumentTypes

public List<Type> getArgumentTypes()

Specified by:

getArgumentTypes in interface RiskscapeFunction

Returns:

the types that this function expects