Interface PredicateFactoryIF
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- All Known Implementing Classes:
PredicateFactory
,PredicateFactory
public interface PredicateFactoryIF
INTERNAL: Implemented by classes which can create PredicateIF objects.
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description ModuleIF
createModule(String uri)
INTERNAL: Creates a module instance for the specified URI.PredicateIF
createPredicate(String name)
INTERNAL: Looks up a built-in predicate by its name.PredicateIF
createPredicate(TopicIF type, boolean assoc)
INTERNAL: Creates a dynamic predicate for the given topic; either an association predicate or an occurrence predicate, depending on the value of the assoc parameter.PredicateIF
createPredicate(ParsedRule rule)
INTERNAL: Creates a rule predicate for the parsed rule.boolean
isBuiltInPredicate(String name)
INTERNAL: Used to find out if the given predicate name is the name of a built-in predicate.
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Method Detail
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createPredicate
PredicateIF createPredicate(String name)
INTERNAL: Looks up a built-in predicate by its name.
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createPredicate
PredicateIF createPredicate(ParsedRule rule)
INTERNAL: Creates a rule predicate for the parsed rule.
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createPredicate
PredicateIF createPredicate(TopicIF type, boolean assoc)
INTERNAL: Creates a dynamic predicate for the given topic; either an association predicate or an occurrence predicate, depending on the value of the assoc parameter.
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createModule
ModuleIF createModule(String uri)
INTERNAL: Creates a module instance for the specified URI. If the predicate factory does not recognize the URI null is returned.
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isBuiltInPredicate
boolean isBuiltInPredicate(String name)
INTERNAL: Used to find out if the given predicate name is the name of a built-in predicate. Needed for error checking, see bug #1082.
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