Read

java.lang.Object

org.projog.core.predicate.AbstractSingleResultPredicate

org.projog.core.predicate.builtin.io.Read

All Implemented Interfaces:: KnowledgeBaseConsumer, PredicateFactory

public final class Read extends AbstractSingleResultPredicate

read(X) - reads a term from the input stream.

read(X) reads the next term from the input stream and matches it with X.

Succeeds only once.

Constructor Summary

Constructors

Constructor

Description

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