org.hkijena.jipipe.extensions.expressions.operators

Class GenericPredicateOperator

java.lang.Object

com.fathzer.soft.javaluator.Operator

org.hkijena.jipipe.extensions.expressions.ExpressionOperator

org.hkijena.jipipe.extensions.expressions.operators.GenericPredicateOperator

Direct Known Subclasses:

EqualityPredicateOperator, InequalityPredicateOperator

public abstract class GenericPredicateOperator
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
GenericPredicateOperator(String symbol)
GenericPredicateOperator(String symbol, int precedence)

Method Summary

Modifier and Type	Method and Description
abstract boolean	evaluate(Collection<Object> left, Collection<Object> right)
abstract boolean	evaluate(double left, double right)
Object	evaluate(Iterator<Object> operands, ExpressionVariables variables) Evaluates the operator
abstract boolean	evaluate(Map<Object,Object> left, Map<Object,Object> right)
abstract boolean	evaluate(String left, String right)

Methods inherited from class org.hkijena.jipipe.extensions.expressions.ExpressionOperator

getParameterInfo

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

GenericPredicateOperator

public GenericPredicateOperator(String symbol)

GenericPredicateOperator

public GenericPredicateOperator(String symbol,
                                int precedence)

Method Detail

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)

evaluate

public abstract boolean evaluate(Collection<Object> left,
                                 Collection<Object> right)

evaluate

public abstract boolean evaluate(Map<Object,Object> left,
                                 Map<Object,Object> right)

evaluate

public abstract boolean evaluate(double left,
                                 double right)

evaluate

public abstract boolean evaluate(String left,
                                 String right)