Module org.apache.jena.core

Package org.apache.jena.mem2.pattern

Class PatternClassifier

java.lang.Object

org.apache.jena.mem2.pattern.PatternClassifier

public class PatternClassifier
extends Object

Classify a triple match into one of the 8 match patterns.

The classification is based on the concrete-ness of the subject, predicate and object. A concrete node is one that is not a variable.

The classification is used to select the most efficient implementation of a triple store.

This is a utility class; there is no need to instantiate it.

See Also:

• MatchPattern

Method Summary

Modifier and Type	Method	Description
static MatchPattern	classify(Node sm, Node pm, Node om)
static MatchPattern	classify(Triple tripleMatch)

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

classify

public static MatchPattern classify(Triple tripleMatch)

classify

public static MatchPattern classify(Node sm,
 Node pm,
 Node om)