CurrentInput

java.lang.Object

org.projog.core.predicate.AbstractSingleResultPredicate

org.projog.core.predicate.builtin.io.CurrentInput

All Implemented Interfaces:: KnowledgeBaseConsumer, PredicateFactory

public final class CurrentInput extends AbstractSingleResultPredicate

current_input(X) - match a term to the current input stream.

current_input(X) succeeds if the name of the current input stream matches with X, else fails.

Constructor Summary

Constructors

Constructor

Description

CurrentInput()
Method Summary

Modifier and Type

Method

Description

protected boolean

evaluate(Term argument)

Methods inherited from class org.projog.core.predicate.AbstractSingleResultPredicate
evaluate, evaluate, evaluate, evaluate, evaluate, getArithmeticOperators, getFileHandles, getKnowledgeBase, getOperands, getPredicate, getPredicates, getProjogListeners, getSpyPoints, getTermFormatter, init, isRetryable, setKnowledgeBase

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.projog.core.predicate.PredicateFactory
isAlwaysCutOnBacktrack

Constructor Details
- CurrentInput
  
  public CurrentInput()
Method Details
- evaluate
  
  protected boolean evaluate(Term argument)
  
  Overrides:
  
  evaluate in class AbstractSingleResultPredicate