org.hkijena.jipipe.extensions.expressions.operators

Class ElementAccessOperator

java.lang.Object

com.fathzer.soft.javaluator.Operator

org.hkijena.jipipe.extensions.expressions.ExpressionOperator

org.hkijena.jipipe.extensions.expressions.operators.ElementAccessOperator

public class ElementAccessOperator
extends ExpressionOperator

Nested Class Summary

Nested classes/interfaces inherited from class com.fathzer.soft.javaluator.Operator

com.fathzer.soft.javaluator.Operator.Associativity

Constructor Summary

Constructors

Constructor and Description
ElementAccessOperator(String symbol)

Method Summary

Modifier and Type	Method and Description
Object	evaluate(Iterator<Object> operands, ExpressionVariables variables) Evaluates the operator
ParameterInfo	getParameterInfo(int index) Returns info about the parameter at index (left to right)

Methods inherited from class com.fathzer.soft.javaluator.Operator

equals, getAssociativity, getOperandCount, getPrecedence, getSymbol, hashCode

Methods inherited from class java.lang.Object

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

Constructor Detail

ElementAccessOperator

public ElementAccessOperator(String symbol)

Method Detail

getParameterInfo

public ParameterInfo getParameterInfo(int index)

Description copied from class: ExpressionOperator

Returns info about the parameter at index (left to right)

Overrides:

getParameterInfo in class ExpressionOperator

Parameters:

index - the parameter index

Returns:

the info

evaluate

public Object evaluate(Iterator<Object> operands,
                       ExpressionVariables variables)

Description copied from class: ExpressionOperator

Evaluates the operator

Specified by:

evaluate in class ExpressionOperator

Parameters:

operands - the operands (contains booleans)

variables - the evaluation context

Returns:

the result (should be a boolean)