Examples with VarExprList org.apache.jena.sparql.core.VarExprList used on opensource projects

Example 51 with VarExprList

use of org.apache.jena.sparql.core.VarExprList in project jena by apache.

the class BuilderExpr method buildNamedExpr.

public static VarExprList buildNamedExpr(Item item) {
    VarExprList varExprList = new VarExprList();
    buildNamedExpr(item, varExprList);
    return varExprList;
}

Example 52 with VarExprList

use of org.apache.jena.sparql.core.VarExprList in project jena by apache.

the class TestOptimizer method combine_extend_02.

@Test
public void combine_extend_02() {
    Op extend = OpExtend.create(OpTable.unit(), new VarExprList(Var.alloc("x"), new NodeValueInteger(1)));
    extend = OpExtend.create(extend, new VarExprList(Var.alloc("y"), new ExprVar("x")));
    String opExpectedString = StrUtils.strjoinNL("(extend ((?x 1) (?y ?x))", "  (table unit))");
    check(extend, new TransformExtendCombine(), opExpectedString);
}

Example 53 with VarExprList

use of org.apache.jena.sparql.core.VarExprList in project jena by apache.

the class TestOptimizer method combine_assign_01.

@Test
public void combine_assign_01() {
    Op assign = OpAssign.create(OpTable.unit(), new VarExprList(Var.alloc("x"), new NodeValueInteger(1)));
    assign = OpAssign.create(assign, new VarExprList(Var.alloc("y"), new NodeValueInteger(2)));
    String opExpectedString = StrUtils.strjoinNL("(assign ((?x 1) (?y 2))", "  (table unit))");
    check(assign, new TransformExtendCombine(), opExpectedString);
}

Example 54 with VarExprList

use of org.apache.jena.sparql.core.VarExprList in project jena by apache.

the class TestOptimizer method combine_extend_03.

@Test
public void combine_extend_03() {
    // Technically illegal SPARQL here but useful to validate that the optimizer doesn't do the wrong thing
    Op extend = OpExtend.create(OpTable.unit(), new VarExprList(Var.alloc("x"), new NodeValueInteger(1)));
    extend = OpExtend.create(extend, new VarExprList(Var.alloc("x"), new NodeValueInteger(2)));
    String opExpectedString = StrUtils.strjoinNL("(extend ((?x 2))", "  (extend ((?x 1))", "    (table unit)))");
    check(extend, new TransformExtendCombine(), opExpectedString);
}

Example 55 with VarExprList

use of org.apache.jena.sparql.core.VarExprList in project jena by apache.

the class TestOptimizer method combine_assign_02.

@Test
public void combine_assign_02() {
    Op assign = OpAssign.create(OpTable.unit(), new VarExprList(Var.alloc("x"), new NodeValueInteger(1)));
    assign = OpAssign.create(assign, new VarExprList(Var.alloc("y"), new ExprVar("x")));
    String opExpectedString = StrUtils.strjoinNL("(assign ((?x 1) (?y ?x))", "  (table unit))");
    check(assign, new TransformExtendCombine(), opExpectedString);
}