Member

java.lang.Object
- org.projog.core.predicate.AbstractPredicateFactory
- - org.projog.core.predicate.builtin.list.Member

All Implemented Interfaces:

KnowledgeBaseConsumer, PredicateFactory
```
public final class Member
extends AbstractPredicateFactory
```
member(E, L) - enumerates members of a list.
member(E, L) succeeds if E is a member of the list L. An attempt is made to retry the goal during backtracking - so it can be used to enumerate the members of a list.

- Nested Class Summary
  
  Nested Classes
  Modifier and Type Class Description
  
  private class Member.MemberPredicate
- Constructor Summary
  
  Constructors
  Constructor Description
  
  Member()
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  protected Predicate getPredicate(Term element, Term list)
  - Methods inherited from class org.projog.core.predicate.AbstractPredicateFactory
    getArithmeticOperators, getFileHandles, getKnowledgeBase, getOperands, getPredicate, getPredicate, getPredicate, getPredicate, 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
- Member
```
public Member()
```

Method Detail

getPredicate

protected Predicate getPredicate(Term element,
                                 Term list)

Overrides:: getPredicate in class AbstractPredicateFactory