Examples of StatsMatcher

com.hp.hpl.jena.sparql.engine.optimizer.StatsMatcher
Stats format:
```
(stats (meta ...) ((S P O) weight) ( weight) )
```
where S, P, O is a URI, variable, literal or one of the words ANY (matches anything), VAR (matches a variable), TERM (matches a fixed URI, or literal), URI, BNODE, LITERAL (matches one of these types).

Examples of com.hp.hpl.jena.sparql.engine.optimizer.StatsMatcher

    public static ReorderTransformation fixed() {
        return new ReorderFixed() ;
    }


    public static ReorderTransformation weighted(String filename) {
        StatsMatcher stats = new StatsMatcher(filename) ;
        return new ReorderWeighted(stats) ;
    }

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Examples of com.hp.hpl.jena.sparql.engine.optimizer.StatsMatcher

    }
    
    
    public static ReorderTransformation weighted(String filename)
    {
        StatsMatcher stats = new StatsMatcher(filename) ;
        return new ReorderWeighted(stats) ;
    }

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Examples of com.hp.hpl.jena.sparql.engine.optimizer.StatsMatcher

    }
    
    
    public static ReorderTransformation weighted(String filename)
    {
        StatsMatcher stats = new StatsMatcher(filename) ;
        return new ReorderWeighted(stats) ;
    }

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Examples of com.hp.hpl.jena.sparql.engine.optimizer.StatsMatcher

    }
    
    
    public static ReorderTransformation weighted(String filename)
    {
        StatsMatcher stats = new StatsMatcher(filename) ;
        return new ReorderWeighted(stats) ;
    }

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Examples of com.hp.hpl.jena.sparql.engine.optimizer.StatsMatcher

        String s2 = "))" ;
        
        String x = StrUtils.strjoinNL(str) ;
        
        Item item = SSE.parse(s1+x+s2) ;
        return new StatsMatcher(item) ; 
    }

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Examples of com.hp.hpl.jena.sparql.engine.optimizer.StatsMatcher

public class TestReorder extends BaseTest
{


    @Test public void match_01()
    {
        StatsMatcher matcher = matcher("((:x :p ANY) 5)") ;
        Triple t = triple("(:x :p ?v)") ;
        double d = matcher.match(t) ;
        assertEquals(5.0, d, 0) ;
    }

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Examples of com.hp.hpl.jena.sparql.engine.optimizer.StatsMatcher

        assertEquals(5.0, d, 0) ;
    }
    
    @Test public void match_02()
    {
        StatsMatcher matcher = matcher("((:x :p ANY) 5)") ;
        Triple t = triple("(:x :q ?v)") ;   // No match
        double d = matcher.match(t) ;
        assertEquals(-1, d, 0) ;
    }

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Examples of com.hp.hpl.jena.sparql.engine.optimizer.StatsMatcher

        assertEquals(-1, d, 0) ;
    }
    
    @Test public void match_03()
    {
        StatsMatcher matcher = matcher("((:x :p VAR) 5)") ;
        Triple t = triple("(:x :p ?v)") ;
        double d = matcher.match(t) ;
        assertEquals(5, d, 0) ;
    }

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Examples of com.hp.hpl.jena.sparql.engine.optimizer.StatsMatcher

        assertEquals(5, d, 0) ;
    }
    
    @Test public void match_04()
    {
        StatsMatcher matcher = matcher("((TERM :p VAR) 5)") ;
        Triple t = triple("(:x :p ?v)") ;
        double d = matcher.match(t) ;
        assertEquals(5, d, 0) ;
    }

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Examples of com.hp.hpl.jena.sparql.engine.optimizer.StatsMatcher

        assertEquals(5, d, 0) ;
    }
    
    @Test public void match_05()
    {
        StatsMatcher matcher = matcher("((URI :p VAR) 5)") ;
        Triple t = triple("(:x :p ?v)") ;
        double d = matcher.match(t) ;
        assertEquals(5, d, 0) ;
    }

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