Listing

java.lang.Object
- org.projog.core.predicate.AbstractSingleResultPredicate
- - org.projog.core.predicate.builtin.kb.Listing

All Implemented Interfaces:

KnowledgeBaseConsumer, PredicateFactory
```
public final class Listing
extends AbstractSingleResultPredicate
```
listing(X) - outputs current clauses.
listing(X) allows you to inspect the clauses you currently have loaded. Causes all clauses with X as the predicate name to be written to the current output stream.

Constructor Summary

Constructors
Constructor Description

Listing()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected boolean`	`evaluate(Term arg)`
`private java.util.Iterator<ClauseModel>`	`getClauses(PredicateKey key)`
`private void`	`listClause(ClauseModel clauseModel)`
`private void`	`listClauses(PredicateKey key)`

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 Detail
- Listing
```
public Listing()
```

Method Detail

evaluate
```
protected boolean evaluate(Term arg)
```
Overrides:

evaluate in class AbstractSingleResultPredicate

listClauses

private void listClauses(PredicateKey key)

getClauses

private java.util.Iterator<ClauseModel> getClauses(PredicateKey key)

listClause

private void listClause(ClauseModel clauseModel)