Examples with StatsMatcher org.apache.jena.sparql.engine.optimizer.StatsMatcher used on opensource projects

Example 11 with StatsMatcher

use of org.apache.jena.sparql.engine.optimizer.StatsMatcher in project jena by apache.

the class TestReorder method match_07.

@Test
public void match_07() {
    StatsMatcher matcher = matcher("((BNODE :p VAR) 5)");
    Triple t = triple("(_:a :p ?v)");
    double d = matcher.match(t);
    assertEquals(5, d, 0);
}

Example 12 with StatsMatcher

use of org.apache.jena.sparql.engine.optimizer.StatsMatcher in project jena by apache.

the class TestReorder method stats_01.

@Test
public void stats_01() {
    StatsMatcher m = matcher("((:x :p ANY) 5)");
    ReorderTransformation transform = new ReorderWeighted(m);
    BasicPattern bgp = bgp("(bgp)");
    BasicPattern bgp2 = transform.reorder(bgp);
    assertEquals(bgp2, bgp);
}

Example 13 with StatsMatcher

use of org.apache.jena.sparql.engine.optimizer.StatsMatcher in project jena by apache.

the class TestReorder method match_25.

// Bounds abbreviation rules.
@Test
public void match_25() {
    StatsMatcher matcher = matcher("(:p 3) (other 1)");
    Triple t = triple("(?x :p ?v)");
    double d = matcher.match(t);
    assertEquals(3, d, 0);
}

Example 14 with StatsMatcher

use of org.apache.jena.sparql.engine.optimizer.StatsMatcher in project jena by apache.

the class TestReorder method match_09.

@Test
public void match_09() {
    StatsMatcher matcher = matcher("((VAR :p LITERAL) 5)");
    Triple t = triple("(?x :p 1913)");
    double d = matcher.match(t);
    assertEquals(5, d, 0);
}

Example 15 with StatsMatcher

use of org.apache.jena.sparql.engine.optimizer.StatsMatcher in project jena by apache.

the class TestReorder method match_11.

@Test
public void match_11() {
    StatsMatcher matcher = matcher("((VAR :p ANY) 10) ((VAR :p LITERAL) 5)");
    Triple t = triple("(?x :p 1913)");
    double d = matcher.match(t);
    assertEquals(10, d, 0);
}