Package org.eclipse.epsilon.eol.execute.operations.declarative

Class ExistsOperation

java.lang.Object

org.eclipse.epsilon.eol.execute.operations.AbstractOperation

org.eclipse.epsilon.eol.execute.operations.declarative.FirstOrderOperation

org.eclipse.epsilon.eol.execute.operations.declarative.DelegateBasedOperation<SelectOperation>

org.eclipse.epsilon.eol.execute.operations.declarative.SelectBasedOperation

org.eclipse.epsilon.eol.execute.operations.declarative.ExistsOperation

Direct Known Subclasses:

ParallelExistsOperation

public class ExistsOperation
extends SelectBasedOperation

Constructor Summary

Constructors

Constructor	Description
ExistsOperation()

Method Summary

Modifier and Type	Method	Description
Boolean	execute(Object target, NameExpression operationNameExpression, List<Parameter> iterators, List<Expression> expressions, IEolContext context)

Methods inherited from class org.eclipse.epsilon.eol.execute.operations.declarative.DelegateBasedOperation

getDelegateOperation, setDelegateOperation

Methods inherited from class org.eclipse.epsilon.eol.execute.operations.declarative.FirstOrderOperation

createIteratorVariable, execute, resolve, resolveFunction, resolvePredicate, resolveSource

Methods inherited from class org.eclipse.epsilon.eol.execute.operations.AbstractOperation

isOverridable, toString

Methods inherited from class java.lang.Object

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

Constructor Details

ExistsOperation

public ExistsOperation()

Method Details

execute

public Boolean execute(Object target,
 NameExpression operationNameExpression,
 List<Parameter> iterators,
 List<Expression> expressions,
 IEolContext context)
                throws EolRuntimeException

Overrides:

execute in class FirstOrderOperation

Throws:

EolRuntimeException