Class Flatten

java.lang.Object

org.projog.core.predicate.AbstractSingleResultPredicate

org.projog.core.predicate.builtin.list.Flatten

All Implemented Interfaces:

KnowledgeBaseConsumer, PredicateFactory

public final class Flatten
extends AbstractSingleResultPredicate

flatten(X,Y) - flattens a nested list.

Flattens the nested list represented by X and attempts to unify it with Y.

Constructor Summary

Constructors

Constructor	Description
Flatten()

Method Summary

Modifier and Type	Method	Description
protected boolean	evaluate(Term original, Term expected)

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

Flatten

public Flatten()

Method Details

evaluate

protected boolean evaluate(Term original,
 Term expected)

Overrides:

evaluate in class AbstractSingleResultPredicate