@Test public void testAssociationQueryWithOrdering() { AuditReader auditReader = getAuditReader(); List<Car> cars1 = auditReader.createQuery().forEntitiesAtRevision( Car.class, 1 ).traverseRelation( "owner", JoinType.INNER ).traverseRelation( "address", JoinType.INNER ) .addOrder( AuditEntity.property( "number" ).asc() ).up().addOrder( AuditEntity.property( "age" ).desc() ).getResultList(); assertEquals( "Unexpected number of results", 3, cars1.size() ); assertEquals( "Unexpected car at index 0", ford.getId(), cars1.get( 0 ).getId() ); assertEquals( "Unexpected car at index 1", vw.getId(), cars1.get( 1 ).getId() ); assertEquals( "Unexpected car at index 2", toyota.getId(), cars1.get( 2 ).getId() ); List<Car> cars2 = auditReader.createQuery().forEntitiesAtRevision( Car.class, 1 ).traverseRelation( "owner", JoinType.INNER ).traverseRelation( "address", JoinType.INNER ) .addOrder( AuditEntity.property( "number" ).asc() ).up().addOrder( AuditEntity.property( "age" ).asc() ).getResultList(); assertEquals( "Unexpected number of results", 3, cars2.size() ); assertEquals( "Unexpected car at index 0", vw.getId(), cars2.get( 0 ).getId() ); assertEquals( "Unexpected car at index 1", ford.getId(), cars2.get( 1 ).getId() ); assertEquals( "Unexpected car at index 2", toyota.getId(), cars2.get( 2 ).getId() ); }
.addOrder( AuditEntity.property( "age" ).asc() ).traverseRelation( "address", JoinType.INNER ).addProjection( AuditEntity.selectEntity( false ) ).getResultList(); assertEquals( "Unexpected number of results", 3, list2.size() ); assertEquals( "Unexpected address at index 0", address1.getId(), list2.get( 0 ).getId() ); assertEquals( "Unexpected address at index 2", address2.getId(), list2.get( 2 ).getId() ); List<Address> list3 = auditReader.createQuery().forEntitiesAtRevision( Car.class, 2 ).traverseRelation( "owner", JoinType.INNER ).traverseRelation( "address", JoinType.INNER ) .addProjection( AuditEntity.selectEntity( true ) ).addOrder( AuditEntity.property( "number" ).asc() ).getResultList(); assertEquals( "Unexpected number of results", 2, list3.size() ); .addOrder( AuditEntity.property( "age" ).asc() ).addProjection( AuditEntity.selectEntity( false ) ).traverseRelation( "address", JoinType.INNER ) .addProjection( AuditEntity.property( "number" ) ).getResultList(); assertEquals( "Unexpected number of results", 3, list4.size() );
@Test public void testDisjunctionOfPropertiesFromDifferentEntities() { AuditReader auditReader = getAuditReader(); // all cars where the owner has an age of 20 or lives in an address with number 30. List<Car> resultList = auditReader.createQuery() .forEntitiesAtRevision( Car.class, 1 ) .traverseRelation( "owner", JoinType.INNER, "p" ) .traverseRelation( "address", JoinType.INNER, "a" ) .up().up().add( AuditEntity.disjunction().add(AuditEntity.property( "p", "age" ) .eq( 20 ) ).add( AuditEntity.property( "a", "number" ).eq( 30 ) ) ) .addOrder( AuditEntity.property( "make" ).asc() ).getResultList(); assertEquals( "Expected two cars to be returned, Toyota and VW", 2, resultList.size() ); assertEquals( "Unexpected car at index 0", toyota.getId(), resultList.get(0).getId() ); assertEquals( "Unexpected car at index 1", vw.getId(), resultList.get(1).getId() ); }
@Test public void testComparisonOfTwoPropertiesFromDifferentEntities() { AuditReader auditReader = getAuditReader(); // the car where the owner age is equal to the owner address number. Car result = (Car) auditReader.createQuery() .forEntitiesAtRevision( Car.class, 1 ) .traverseRelation( "owner", JoinType.INNER, "p" ) .traverseRelation( "address", JoinType.INNER, "a" ) .up().up().add(AuditEntity.property( "p", "age" ) .eqProperty( "a", "number" ) ).getSingleResult(); assertEquals( "Unexpected car returned", toyota.getId(), result.getId() ); }
.forEntitiesAtRevision( Customer.class, 1 ) .traverseRelation( "address", JoinType.INNER ) .traverseRelation( "country", JoinType.INNER ) .add( AuditEntity.property( "name" ).eq( "România" ) ) .getResultList(); .forEntitiesAtRevision( Customer.class, 1 ) .traverseRelation( "address", JoinType.INNER, "a" ) .traverseRelation( "country", JoinType.INNER, "cn" ) .up() .up() .forEntitiesAtRevision( Customer.class, revisions.get( revisions.size() - 1 ) ) .traverseRelation( "address", JoinType.INNER, "a" ) .traverseRelation( "country", JoinType.INNER, "cn" ) .up() .up()
@Test public void testAssociationQuery() { final AuditReader auditReader = getAuditReader(); final Car result1 = (Car) auditReader.createQuery().forEntitiesAtRevision( Car.class, 1 ).traverseRelation( "owner", JoinType.INNER ) .add( AuditEntity.property( "name" ).like( "Ford%" ) ).getSingleResult(); assertEquals( "Unexpected single car at revision 1", ford.getId(), result1.getId() ); Car result2 = (Car) auditReader.createQuery().forEntitiesAtRevision( Car.class, 1 ).traverseRelation( "owner", JoinType.INNER ).traverseRelation( "address", JoinType.INNER ) .add( AuditEntity.property( "number" ).eq( 30 ) ).getSingleResult(); assertEquals( "Unexpected single car at revision 1", toyota.getId(), result2.getId() ); List<Car> resultList1 = auditReader.createQuery().forEntitiesAtRevision( Car.class, 1 ).traverseRelation( "owner", JoinType.INNER ) .add( AuditEntity.property( "age" ).ge( 30 ) ).add( AuditEntity.property( "age" ).lt( 40 ) ).up() .addOrder( AuditEntity.property( "make" ).asc() ).getResultList(); assertEquals( "Unexpected number of cars for query in revision 1", 2, resultList1.size() ); assertEquals( "Unexpected car at index 0 in revision 1", ford.getId(), resultList1.get( 0 ).getId() ); assertEquals( "Unexpected car at index 1 in revision 2", toyota.getId(), resultList1.get( 1 ).getId() ); Car result3 = (Car) auditReader.createQuery().forEntitiesAtRevision( Car.class, 2 ).traverseRelation( "owner", JoinType.INNER ) .add( AuditEntity.property( "age" ).ge( 30 ) ).add( AuditEntity.property( "age" ).lt( 40 ) ).up() .addOrder( AuditEntity.property( "make" ).asc() ).getSingleResult(); assertEquals( "Unexpected car at revision 2", ford.getId(), result3.getId() ); }