Examples of org.apache.openjpa.persistence.query.QueryDefinition.where()

Package org.apache.openjpa.persistence.query

Class org.apache.openjpa.persistence.query.QueryDefinition

Examples of org.apache.openjpa.persistence.query.QueryDefinition.where()

org.apache.openjpa.persistence.query.QueryDefinition.where()
Modifies the query definition to restrict the result of the query according to the specified predicate. Replaces the previously added restriction(s), if any. @param predicate -a simple or compound conditional predicate @return the modified QueryDefinition instance

    }
    
    public void testParamater() {
        QueryDefinition qdef = qb.createQueryDefinition();
        DomainObject customer = qdef.addRoot(Customer.class);
        qdef.where(customer.get("status").equal(qdef.param("status")));
        
        String jpql = "select c from Customer c " +
                      " where c.status = :status";
        compare(jpql, qdef, "status", 1);
    }

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    public void testNew() {
        QueryDefinition q = qb.createQueryDefinition();
        DomainObject customer = q.addRoot(Customer.class);
        DomainObject order = customer.join("orders");
        q.where(order.get("count").greaterThan(100))
         .select(q.newInstance(Customer.class, customer.get("id"),
                                               customer.get("status"),
                                               order.get("count")));

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    public void testKeyValueOperatorPath() {
        QueryDefinition q = qb.createQueryDefinition();
        DomainObject v = q.addRoot(VideoStore.class);
        DomainObject i = v.join("videoInventory");
        q.where(v.get("location").get("zipCode").equal("94301").and(
            i.value().greaterThan(0)));
        q.select(v.get("location").get("street"), i.key().get("title"), i
            .value());
        
        String jpql = "SELECT v.location.street, KEY(v2).title, VALUE(v2)"

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    public void testOrderBy() {
        QueryDefinition q = qb.createQueryDefinition();
        DomainObject customer = q.addRoot(Customer.class);
        DomainObject order = customer.join("orders");
        DomainObject address = customer.join("address");
        q.where(address.get("state").equal("CA"))
        .select(order)
        .orderBy(order.get("quantity").desc(), order.get("totalcost"));
        String jpql = "SELECT o"
                    + " FROM Customer c JOIN c.orders o JOIN c.address a"
                    + " WHERE a.state = 'CA'"

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    public void testOrderBy2() {
        QueryDefinition q = qb.createQueryDefinition();
        DomainObject customer = q.addRoot(Customer.class);
        DomainObject order = customer.join("orders");
        DomainObject address = customer.join("address");
        q.where(address.get("state").equal("CA"))
        .select(order.get("quantity"), address.get("zipCode"))
        .orderBy(order.get("quantity").desc(), address.get("zipCode"));
        String jpql = "SELECT o.quantity, a.zipCode"
                    + " FROM Customer c JOIN c.orders o JOIN c.address a"
                    + " WHERE a.state = 'CA'"

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        DomainObject emp = q1.addRoot(Employee.class);
        
        QueryDefinition q2 = qb.createQueryDefinition();
        DomainObject spouseEmp = q2.addRoot(Employee.class);
        
        q2.where(spouseEmp.equal(emp.get("spouse"))).select(spouseEmp);
        q1.selectDistinct(emp).where(q2.exists());
        
        String jpql = "SELECT DISTINCT e "
                    + " FROM Employee e"
                    + " WHERE EXISTS ("

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    }
    
    public void testParamater() {
        QueryDefinition qdef = qb.createQueryDefinition();
        DomainObject customer = qdef.addRoot(Customer.class);
        qdef.where(customer.get("status").equal(qdef.param("status")));
        
        String jpql = "select c from Customer c " +
                      " where c.status = :status";
        compare(jpql, qdef, "status", 1);
    }

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    public void testNew() {
        QueryDefinition q = qb.createQueryDefinition();
        DomainObject customer = q.addRoot(Customer.class);
        DomainObject order = customer.join("orders");
        q.where(order.get("count").greaterThan(100))
         .select(q.newInstance(Customer.class, customer.get("id"),
                                               customer.get("status"),
                                               order.get("count")));

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    public void testKeyValueOperatorPath() {
        QueryDefinition q = qb.createQueryDefinition();
        DomainObject v = q.addRoot(VideoStore.class);
        DomainObject i = v.join("videoInventory");
        q.where(v.get("location").get("zipCode").equal("94301").and(
            i.value().greaterThan(0)));
        q.select(v.get("location").get("street"), i.key().get("title"), i
            .value());
        
        String jpql = "SELECT v.location.street, KEY(v2).title, VALUE(v2)"

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    public void testOrderBy() {
        QueryDefinition q = qb.createQueryDefinition();
        DomainObject customer = q.addRoot(Customer.class);
        DomainObject order = customer.join("orders");
        DomainObject address = customer.join("address");
        q.where(address.get("state").equal("CA"))
        .select(order)
        .orderBy(order.get("quantity").desc(), order.get("totalcost"));
        String jpql = "SELECT o"
                    + " FROM Customer c JOIN c.orders o JOIN c.address a"
                    + " WHERE a.state = 'CA'"

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