SortAsSet

java.lang.Object
- org.projog.core.predicate.AbstractSingleResultPredicate
- - org.projog.core.predicate.builtin.list.SortAsSet

All Implemented Interfaces:

KnowledgeBaseConsumer, PredicateFactory
```
public final class SortAsSet
extends AbstractSingleResultPredicate
```
sort(X,Y) - sorts a list and removes duplicates.
Attempts to unify Y with a sorted version of the list represented by X, with duplicates removed.

Constructor Summary

Constructors
Constructor Description

SortAsSet()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected boolean`	`evaluate(Term unsorted, Term sorted)`
`private void`	`removeDuplicates(java.util.List<Term> elements)`

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
- SortAsSet
```
public SortAsSet()
```

Method Detail

evaluate

protected boolean evaluate(Term unsorted,
                           Term sorted)

Overrides:: evaluate in class AbstractSingleResultPredicate

removeDuplicates

private void removeDuplicates(java.util.List<Term> elements)