Class SetInput

java.lang.Object

org.projog.core.predicate.AbstractSingleResultPredicate

org.projog.core.predicate.builtin.io.SetInput

All Implemented Interfaces:

KnowledgeBaseConsumer, PredicateFactory

public final class SetInput
extends AbstractSingleResultPredicate

set_input(X) - sets the current input.

set_input(X) sets the current input to the stream represented by X.

X will be a term returned as the third argument of open, or the atom user_input, which specifies that input to come from the keyboard.

Constructor Summary

Constructors

Constructor	Description
SetInput()

Method Summary

Modifier and Type	Method	Description
protected boolean	evaluate(Term arg)

Methods inherited from class AbstractSingleResultPredicate

evaluate, evaluate, evaluate, evaluate, getArithmeticOperators, getFileHandles, getKnowledgeBase, getOperands, getPredicate, getPredicates, getProjogListeners, getSpyPoints, getTermFormatter, init, isRetryable, setKnowledgeBase

Methods inherited from class Object

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

Methods inherited from interface PredicateFactory

isAlwaysCutOnBacktrack, preprocess

Constructor Details

SetInput

public SetInput()

Method Details

evaluate

protected boolean evaluate(Term arg)

Overrides:

evaluate in class AbstractSingleResultPredicate