Examples with ElementBind org.apache.jena.sparql.syntax.ElementBind used on opensource projects

Example 6 with ElementBind

use of org.apache.jena.sparql.syntax.ElementBind in project jena by apache.

the class WhereClauseTest method testBindExprVar_Node_Variable.

@ContractTest
public void testBindExprVar_Node_Variable() {
    Node v = NodeFactory.createVariable("foo");
    WhereClause<?> whereClause = getProducer().newInstance();
    AbstractQueryBuilder<?> builder = whereClause.addBind(new E_Random(), v);
    Query query = builder.build();
    WhereValidator visitor = new WhereValidator(new ElementBind(Var.alloc("foo"), new E_Random()));
    query.getQueryPattern().visit(visitor);
    assertTrue(visitor.matching);
    builder.setVar(v, NodeFactory.createURI("three"));
    query = builder.build();
    visitor = new WhereValidator(new ElementTriplesBlock());
    query.getQueryPattern().visit(visitor);
    assertTrue(visitor.matching);
}

Example 7 with ElementBind

use of org.apache.jena.sparql.syntax.ElementBind in project jena by apache.

the class WhereClauseTest method testBindStringVar.

@ContractTest
public void testBindStringVar() throws ParseException {
    Var v = Var.alloc("foo");
    WhereClause<?> whereClause = getProducer().newInstance();
    AbstractQueryBuilder<?> builder = whereClause.addBind("rand()", v);
    Query query = builder.build();
    ElementBind bind = new ElementBind(v, new E_Random());
    WhereValidator visitor = new WhereValidator(bind);
    query.getQueryPattern().visit(visitor);
    assertTrue(visitor.matching);
    Node three = NodeFactory.createURI("three");
    builder.setVar(v, three);
    query = builder.build();
    visitor = new WhereValidator(new ElementTriplesBlock());
    query.getQueryPattern().visit(visitor);
    assertTrue(visitor.matching);
}