public void testMasterUpdate() throws PersistenceException {
Complex fullname = new Complex("First", "Person");
// 1. load master object, add a new dependent object and commit
_db.begin();
TestLazyPerson loadPerson = (TestLazyEmployee) _db.load(TestLazyEmployee.class, fullname);
TestLazyAddress address = new TestLazyAddress();
address.setId(201);
address.setStreet("Halfpipe 1");
address.setCity("Skater Heaven");
address.setPerson(loadPerson);
loadPerson.getAddress().add(address);
_db.commit();
// 2. reuse master and commit. if we get a DuplicateIdentityException,
// the dependent object (id=201) was created twice.
_db.begin();
_db.update(loadPerson);
try {
_db.commit();
} catch (TransactionAbortedException e) {
if (e.getException() instanceof DuplicateIdentityException) {
stream.println("Error: The dependent object Address was just duplicated");
fail("The dependent object Address was just duplicated");
} else {
throw e;
}
}
// No DuplicateIdentityException means, that just one instance of Address (id=201)
// was created in the database. That's what we want to have.
}
/**
* This method is called by the tests and preform the actual concurrent modification test.
*
* @param accessMode the access mode that is used in the concurrent modification tests
*/
private void testDirtyIgnored(final AccessMode accessMode)
throws PersistenceException, SQLException {
OQLQuery oql;
Sample object;
QueryResults enumeration;
// Open transaction in order to perform JDO operations
_db.begin();
// Determine if test object exists, if not create it.
// If it exists, set the name to some predefined value
// that this test will later override.
oql = _db.getOQLQuery("SELECT object FROM " + Sample.class.getName() + " object WHERE id = $1");
oql.bind(Sample.DEFAULT_ID);
enumeration = oql.execute();
if (enumeration.hasMore()) {
object = (Sample) enumeration.next();
LOG.debug("Retrieved object: " + object);
object.setValue1(Sample.DEFAULT_VALUE_1);
object.setValue2(Sample.DEFAULT_VALUE_2);
} else {
object = new Sample();
LOG.debug("Creating new object: " + object);
_db.create(object);
}
_db.commit();
// Open a new transaction in order to conduct test
_db.begin();
oql.bind(new Integer(Sample.DEFAULT_ID));
object = (Sample) oql.execute(accessMode).nextElement();
object.setValue2(JDO_VALUE);
// Perform direct JDBC access and override the value of that table
if (accessMode != Database.DbLocked) {
_conn
.createStatement()
.execute(
"UPDATE tc0x_sample SET value2='" + JDBC_VALUE + "' WHERE id=" + Sample.DEFAULT_ID);
LOG.debug("Updated test object from JDBC");
}
// Commit JDO transaction, this should report object modified exception
LOG.debug("Commit update: no dirty checking field not modified");
try {
_db.commit();
LOG.debug("OK: ObjectModifiedException not thrown");
} catch (ObjectModifiedException ex) {
if (_db.isActive()) {
_db.rollback();
}
LOG.error("Error: ObjectModifiedException thrown", ex);
fail("ObjectModifiedException thrown");
}
}
public void testCreateLoadUpdateDelete() throws Exception {
Database database;
// create product
database = _category.getDatabase();
database.begin();
Product pc = new Product(1, "LCD", KindEnum.MONITOR);
database.create(pc);
database.commit();
database.close();
// load created product
database = _category.getDatabase();
database.begin();
Product pl1 = new Product(1, "LCD", KindEnum.MONITOR);
Product pl2 = (Product) database.load(Product.class, new Integer(1));
assertEquals(pl1, pl2);
database.commit();
database.close();
// update product
database = _category.getDatabase();
database.begin();
Product pu = (Product) database.load(Product.class, new Integer(1));
pu.setName("Laser");
pu.setKind(KindEnum.PRINTER);
database.commit();
database.close();
// load updated product
database = _category.getDatabase();
database.begin();
Product pl3 = new Product(1, "Laser", KindEnum.PRINTER);
Product pl4 = (Product) database.load(Product.class, new Integer(1));
assertEquals(pl3, pl4);
database.commit();
database.close();
// delete product
database = _category.getDatabase();
database.begin();
Product pd = (Product) database.load(Product.class, new Integer(1));
database.remove(pd);
database.commit();
database.close();
}
public void testCreateAndLoadLaptop() throws Exception {
Database database = _category.getDatabase();
database.begin();
ProductDetail detail = new ProductDetail();
detail.setId(10);
detail.setCategory("category 10");
detail.setLocation("location 10");
database.create(detail);
database.commit();
database.begin();
Laptop laptop = new Laptop();
laptop.setId(10);
laptop.setName("laptop 10");
laptop.setCpu("centrino");
laptop.setResolution("1600");
laptop.setWeight(2750);
laptop.setDetail((ProductDetail) database.load(ProductDetail.class, new Integer(10)));
database.create(laptop);
Owner owner = new Owner();
owner.setId(new Integer(10));
owner.setName("owner 10");
owner.setProduct(laptop);
database.commit();
database.begin();
laptop = (Laptop) database.load(Laptop.class, new Integer(10));
database.commit();
assertNotNull(laptop);
assertEquals("ctf.jdo.tc9x.Laptop", laptop.getClass().getName());
assertEquals(10, laptop.getId());
assertEquals("laptop 10", laptop.getName());
database.begin();
database.remove(database.load(Laptop.class, new Integer(10)));
database.remove(database.load(ProductDetail.class, new Integer(10)));
database.commit();
database.begin();
try {
laptop = (Laptop) database.load(Laptop.class, new Integer(10));
fail("Laptop with id 10 still exists.");
} catch (ObjectNotFoundException e) {
assertEquals(
"The object of type ctf.jdo.tc9x.Laptop with identity <10(10)> "
+ "was not found in persistent storage",
e.getMessage());
}
database.commit();
database.close();
}
public void testCreateAndLoadCar() throws Exception {
Database database = _category.getDatabase();
database.begin();
Order order = new Order();
order.setId(11);
order.setName("order 11");
database.create(order);
database.commit();
database.begin();
ProductDetail detail = new ProductDetail();
detail.setId(11);
detail.setCategory("category 11");
detail.setLocation("location 11");
database.create(detail);
database.commit();
database.begin();
Truck truck = new Truck();
truck.setId(11);
truck.setName("truck 11");
truck.setKw(112);
truck.setMake("Fiat");
truck.setMaxWeight(3750);
truck.setDetail((ProductDetail) database.load(ProductDetail.class, new Integer(11)));
database.create(truck);
Collection orders = new LinkedList();
orders.add(database.load(Order.class, new Integer(11)));
truck.setOrders(orders);
database.commit();
database.begin();
Object object = database.load(Car.class, new Integer(11));
assertNotNull(object);
assertEquals("ctf.jdo.tc9x.Truck", object.getClass().getName());
Truck loadedTruck = (Truck) object;
database.commit();
assertNotNull(loadedTruck);
assertEquals(11, loadedTruck.getId());
database.begin();
database.remove(database.load(Car.class, new Integer(11)));
database.remove(database.load(ProductDetail.class, new Integer(11)));
database.remove(database.load(Order.class, new Integer(11)));
database.commit();
database.close();
}
public void testCreateAndLoadComputer() throws Exception {
Database database = _category.getDatabase();
database.begin();
Order order = new Order();
order.setId(12);
order.setName("order 12");
database.create(order);
database.commit();
database.begin();
ProductDetail detail = new ProductDetail();
detail.setId(12);
detail.setCategory("category 12");
detail.setLocation("location 12");
database.create(detail);
database.commit();
database.begin();
Laptop laptop = new Laptop();
laptop.setId(12);
laptop.setName("laptop 12");
laptop.setCpu("centrino");
laptop.setResolution("1600");
laptop.setWeight(2450);
laptop.setDetail((ProductDetail) database.load(ProductDetail.class, new Integer(12)));
database.create(laptop);
Collection orders = new LinkedList();
orders.add(database.load(Order.class, new Integer(12)));
laptop.setOrders(orders);
database.commit();
database.begin();
Computer computer = (Computer) database.load(Computer.class, new Integer(12));
database.commit();
assertNotNull(computer);
assertEquals("ctf.jdo.tc9x.Laptop", computer.getClass().getName());
assertEquals(12, computer.getId());
assertEquals("laptop 12", computer.getName());
database.begin();
computer = (Computer) database.load(Computer.class, new Integer(12));
database.remove(computer);
database.remove(database.load(ProductDetail.class, new Integer(12)));
database.remove(database.load(Order.class, new Integer(12)));
database.commit();
database.close();
}
public void testQuery() throws Exception {
Database database;
// create some products
database = _category.getDatabase();
database.begin();
database.create(new Product(1, "LCD", KindEnum.MONITOR));
database.create(new Product(2, "Laser", KindEnum.PRINTER));
database.create(new Product(3, "Desktop", KindEnum.COMPUTER));
database.create(new Product(4, "Notebook", KindEnum.COMPUTER));
database.commit();
database.close();
// query and delete all product
database = _category.getDatabase();
database.begin();
Product pq;
OQLQuery query =
database.getOQLQuery(
"select p from " + jdo.tc167.Product.class.getName() + " p order by p.id");
QueryResults results = query.execute();
pq = (Product) results.next();
assertEquals(pq, new Product(1, "LCD", KindEnum.MONITOR));
database.remove(pq);
pq = (Product) results.next();
assertEquals(pq, new Product(2, "Laser", KindEnum.PRINTER));
database.remove(pq);
pq = (Product) results.next();
assertEquals(pq, new Product(3, "Desktop", KindEnum.COMPUTER));
database.remove(pq);
pq = (Product) results.next();
assertEquals(pq, new Product(4, "Notebook", KindEnum.COMPUTER));
database.remove(pq);
assertFalse(results.hasMore());
results.close();
query.close();
database.commit();
database.close();
}
public void testQueryComputers() throws Exception {
String[] classNames = {
"ctf.jdo.tc9x.Laptop", "ctf.jdo.tc9x.Laptop", "ctf.jdo.tc9x.Server", "ctf.jdo.tc9x.Server"
};
Database database = _category.getDatabase();
database.begin();
OQLQuery query =
database.getOQLQuery(
"select computer from "
+ Computer.class.getName()
+ " as computer order by computer.id");
QueryResults results = query.execute();
if (results.hasMore()) {
int counter = 1;
while (results.hasMore()) {
Computer computer = (Computer) results.next();
assertNotNull(computer);
assertEquals(counter, computer.getId());
assertEquals(classNames[counter - 1], computer.getClass().getName());
counter += 1;
}
} else {
fail("Query does not return any Computer instances.");
}
database.commit();
database.close();
}
public void testQueryLaptops() throws Exception {
Database database = _category.getDatabase();
database.begin();
OQLQuery query =
database.getOQLQuery("select l from " + Laptop.class.getName() + " as l order by l.id");
QueryResults results = query.execute();
if (results.hasMore()) {
int counter = 1;
Laptop laptop = null;
while (results.hasMore()) {
laptop = (Laptop) results.next();
assertNotNull(laptop);
assertEquals(counter, laptop.getId());
counter += 1;
}
} else {
fail("Query does not return any Laptop instances.");
}
database.commit();
database.close();
}
/**
* Removes a new process instance
*
* @param instanceId instance id
*/
public void removeProcessInstance(String instanceId) throws WorkflowException {
SilverTrace.info(
"worflowEngine",
"ProcessInstanceManagerImpl.removeProcessInstance()",
"root.MSG_GEN_ENTER_METHOD",
"InstanceId=" + instanceId);
ProcessInstanceImpl instance;
Database db = null;
try {
// Delete forms data associated with this instance
removeProcessInstanceData(instanceId);
// Constructs the query
db = WorkflowJDOManager.getDatabase();
db.begin();
instance = (ProcessInstanceImpl) db.load(ProcessInstanceImpl.class, instanceId);
db.remove(instance);
db.commit();
} catch (PersistenceException pe) {
throw new WorkflowException(
"ProcessInstanceManagerImpl.removeProcessInstance", "EX_ERR_CASTOR_REMOVE_INSTANCE", pe);
} finally {
WorkflowJDOManager.closeDatabase(db);
}
WorkflowHub.getErrorManager().removeErrorsOfInstance(instanceId);
SilverTrace.info(
"worflowEngine",
"ProcessInstanceManagerImpl.removeProcessInstance()",
"root.MSG_GEN_EXIT_METHOD");
}
/**
* unlocks this instance for the given instance and state
*
* @param state state that have to be locked
* @param user the locking user
*/
public void unlock(ProcessInstance instance, State state, User user) throws WorkflowException {
Database db = null;
try {
// Get database connection
db = WorkflowJDOManager.getDatabase();
// begin transaction
db.begin();
// Re-load process instance
UpdatableProcessInstance copyInstance =
(UpdatableProcessInstance) db.load(ProcessInstanceImpl.class, instance.getInstanceId());
// Do workflow stuff
try {
// unlock instance for user
copyInstance.unLock(state, user);
} catch (WorkflowException we) {
db.rollback();
throw new WorkflowException(
"ProcessInstanceManagerImpl.unlock", "workflowEngine.EX_ERR_UNLOCK", we);
}
// commit
db.commit();
} catch (PersistenceException pe) {
throw new WorkflowException(
"ProcessInstanceManagerImpl.unlock", "workflowEngine.EX_ERR_CASTOR_UNLOCK", pe);
} finally {
WorkflowJDOManager.closeDatabase(db);
}
}
public void testQueryProducts() throws Exception {
String[] classNames = {
"ctf.jdo.tc9x.Laptop",
"ctf.jdo.tc9x.Laptop",
"ctf.jdo.tc9x.Server",
"ctf.jdo.tc9x.Server",
"ctf.jdo.tc9x.Truck"
};
Database database = _category.getDatabase();
database.begin();
OQLQuery query =
database.getOQLQuery(
"select product from " + Product.class.getName() + " as product order by product.id");
QueryResults results = query.execute();
if (results.hasMore()) {
int counter = 1;
while (results.hasMore()) {
Product product = (Product) results.next();
assertNotNull(product);
assertEquals(counter, product.getId());
assertEquals(classNames[counter - 1], product.getClass().getName());
counter += 1;
}
} else {
fail("Query does not return any Product instances.");
}
database.commit();
database.close();
}
public void testOQLQueryWithParameter() throws Exception {
Database database = _category.getDatabase();
database.begin();
OQLQuery query =
database.getOQLQuery(
"SELECT count(laptop.id) FROM "
+ Laptop.class.getName()
+ " laptop WHERE laptop.resolution = $1");
query.bind("1024");
QueryResults results = query.execute();
if (results.hasMore()) {
Object obj = results.next();
Long count = null;
if (obj instanceof Long) {
count = (Long) obj;
} else if (obj instanceof Integer) {
count = new Long(((Integer) obj).intValue());
} else if (obj instanceof BigDecimal) {
count = new Long(((BigDecimal) obj).longValue());
}
assertNotNull(count);
assertEquals(1, count.intValue());
}
database.commit();
database.close();
}
public void runTest() throws PersistenceException, SQLException {
OQLQuery oql;
TestObject object;
QueryResults enumeration;
_db.begin();
// Determine if test object exists, if not create it.
// If it exists, set the name to some predefined value
// that this test will later override.
oql = _db.getOQLQuery("SELECT object FROM jdo.TestObject object WHERE id = $1");
oql.bind(50);
enumeration = oql.execute();
if (enumeration.hasMore()) {
object = (TestObject) enumeration.next();
stream.println("Retrieved object: " + object);
object.setValue1(TestObject.DefaultValue1);
object.setValue2(TestObject.DefaultValue2);
} else {
object = new TestObject();
object.setId(50);
stream.println("Creating new object: " + object);
_db.create(object);
}
oql.close();
_db.commit();
try {
stream.println("CALL SQL query");
_db.begin();
oql =
_db.getOQLQuery(
"CALL SQL SELECT ID,VALUE1,VALUE2 FROM TEST_TABLE WHERE (ID = $1) AS jdo.TestObject");
oql.bind(50);
enumeration = oql.execute();
if (enumeration.hasMore()) {
object = (TestObject) enumeration.next();
stream.println("Retrieved object: " + object);
} else {
fail("test object not found");
}
oql.close();
_db.commit();
} catch (Exception e) {
fail("Exception thrown " + e);
}
}
/** Get a JDO database */
public void setUp() throws Exception {
_db = getJDOManager(DBNAME, MAPPING).getDatabase();
_db.begin();
LOG.info("Delete everything");
Statement stmt = _db.getJdbcConnection().createStatement();
stmt.executeUpdate("delete from test77_depend2");
stmt.executeUpdate("delete from test77_master");
stmt.executeUpdate("delete from test77_depend1");
_db.commit();
}
public void testRollback() throws Exception {
Database db = getJDOManager(DBNAME, MAPPING).getDatabase();
db.begin();
LOG.info("Preparing for rollback bug");
// Prepare the database: add a NewProduct, which references the same
// ProductGroup as most Product objects do
ProductGroup group = (ProductGroup) db.load(ProductGroup.class, new Integer(3));
NewProduct newProduct = null;
try {
newProduct = (NewProduct) db.load(NewProduct.class, new Integer(1));
} catch (ObjectNotFoundException e) {
newProduct = new NewProduct();
newProduct.setId(1);
newProduct.setName("NewProduct1");
newProduct.setPrice(1.0f);
newProduct.setGroup(group);
db.create(newProduct);
LOG.info("NewProduct1 created.");
}
db.commit();
// Now the data are prepared:
// We have Product7 and NewProduct1, both are pointing to Group3
// Below we will load both objects in on transaction and then call rollback
db.begin();
LOG.info("Trying to reproduce rollback bug");
// loading both product entities
newProduct = (NewProduct) db.load(NewProduct.class, new Integer(1));
Product product = (Product) db.load(Product.class, new Integer(7));
LOG.debug("Product loaded: " + product);
LOG.debug("NewProduct loaded: " + newProduct);
// we only loaded both objects in one tx. Now we are doing a rollback.
LOG.info("Calling Rollback");
db.rollback();
LOG.info("End transaction: Trying to reproduce rollback bug");
db.close();
}
public void testDepends() throws Exception {
Database db = null;
MasterObjectNoKeyGen master = new MasterObjectNoKeyGen();
master.setId(100);
master.setDescrip("This is the descrip.");
db = _category.getDatabase();
db.begin();
db.create(master);
db.commit();
assertTrue(master.getId() != 0);
assertEquals(100, master.getId());
// THIS Part Works!
db.begin();
DependentObjectNoKeyGen depends = new DependentObjectNoKeyGen();
depends.setId(101);
depends.setDescrip("Description");
master.setDepends(depends);
db.update(master);
db.commit();
assertTrue(master.getId() != 0);
assertEquals(100, master.getId());
int masterId = master.getId();
db.begin();
master = (MasterObjectNoKeyGen) db.load(MasterObjectNoKeyGen.class, new Integer(masterId));
assertNotNull(master.getDepends());
master.setDepends(null);
db.commit();
db.begin();
master = (MasterObjectNoKeyGen) db.load(MasterObjectNoKeyGen.class, new Integer(masterId));
assertNull(master.getDepends());
db.commit();
// THIS part doesn't!
db.begin();
master = (MasterObjectNoKeyGen) db.load(MasterObjectNoKeyGen.class, new Integer(masterId));
depends = new DependentObjectNoKeyGen();
depends.setId(102);
depends.setDescrip("Description");
master.setDepends(depends);
db.commit();
db.begin();
master = (MasterObjectNoKeyGen) db.load(MasterObjectNoKeyGen.class, new Integer(masterId));
assertNotNull(master.getDepends());
db.commit();
db.begin();
master = (MasterObjectNoKeyGen) db.load(MasterObjectNoKeyGen.class, new Integer(masterId));
assertNotNull(master);
db.remove(master);
db.commit();
}
public void testLazyCollectionRollback() throws PersistenceException, SQLException {
stream.println("Running testLazyCollectionRollback...");
Complex fullname = new Complex("First", "Person");
// set up the data object
_db.begin();
TestLazyEmployee loadPerson = (TestLazyEmployee) _db.load(TestLazyEmployee.class, fullname);
Collection projects = loadPerson.getProjects();
TestLazyProject project = new TestLazyProject();
project = new TestLazyProject();
project.setId(1002);
project.setName("Project Two");
project.setOwner(loadPerson);
projects.add(project);
_db.create(project);
_db.commit();
_db.begin();
loadPerson = (TestLazyEmployee) _db.load(TestLazyEmployee.class, fullname);
projects = loadPerson.getProjects();
// is the collection populated?
assertTrue("The projects collection is not valid!.", projects != null && projects.size() > 0);
// is the collection instanceof Lazy?
assertTrue(
"Collection has to be lazy! It is " + loadPerson.getProjects().getClass(),
loadPerson.getProjects() instanceof org.exolab.castor.persist.Lazy);
// OK, the collection of projects is there, let's test a rollback for bug #1046
stream.println("Rolling back transaction");
_db.rollback();
// test it again since the rollback - is the collection instanceof Lazy?
assertTrue(
"Collection has to be lazy! It is " + loadPerson.getProjects().getClass(),
loadPerson.getProjects() instanceof org.exolab.castor.persist.Lazy);
}
public void testLoadTruck() throws Exception {
Database database = _category.getDatabase();
database.begin();
Truck truck = (Truck) database.load(Truck.class, new Integer(5));
database.commit();
assertNotNull(truck);
assertEquals(5, truck.getId());
database.close();
}
/**
* Test method.
*
* @throws Exception For any exception thrown.
*/
public void testQueryEntityOne() throws Exception {
Database db = _category.getDatabase();
db.begin();
Parent entity = (Parent) db.load(Parent.class, new Integer(1));
assertNotNull(entity);
assertEquals(new Integer(1), entity.getId());
db.commit();
db.close();
}
public void test() throws Exception {
Database db = getJDOManager(DBNAME, MAPPING).getDatabase();
db.begin();
LOG.info("Begin transaction to query log entries");
OQLQuery oql = db.getOQLQuery("SELECT e FROM " + LogEntry.class.getName() + " e");
QueryResults results = oql.execute();
while (results.hasMore()) {
LogEntry entry = (LogEntry) results.next();
int id = entry.getId().intValue();
boolean isRefering = (entry instanceof ReferingLogEntry);
boolean isException = (entry.getException() != null);
if (LOG.isDebugEnabled()) {
LOG.debug(id + "/" + isRefering + "/" + isException);
}
switch (id) {
case 1:
case 2:
case 7:
case 9:
case 10:
case 12:
case 15:
assertFalse(isRefering);
assertFalse(isException);
break;
case 3:
case 4:
case 8:
case 13:
assertFalse(isRefering);
assertTrue(isException);
break;
case 5:
case 6:
case 11:
case 14:
assertTrue(isRefering);
assertFalse(isException);
break;
default:
fail();
}
}
LOG.info("End transaction to query log entries");
db.commit();
db.close();
}
/**
* Test method.
*
* @throws Exception For any exception thrown.
*/
public void testLoadChild() throws Exception {
Database db = _category.getDatabase();
db.begin();
Child child = (Child) db.load(Child.class, new Integer(1));
assertNotNull(child);
assertEquals(new Integer(1), child.getId());
db.commit();
db.close();
}
public void testQueryFinalize() throws Exception {
LOG.info("Create many master objects");
_db.begin();
for (int i = 0; i < 100; i++) {
Master master = new Master();
_db.create(master);
}
_db.commit();
LOG.info("query master objects");
try {
_db.begin();
QueryResults results = getResults(_db);
LOG.info("query can be garbage collected");
while (results.hasMore()) {
Master master = (Master) results.next();
LOG.info(master.getId());
}
_db.commit();
} catch (Exception e) {
fail("Exception thrown iterating over results : " + e);
}
}
public void test(final Database db) throws Exception {
db.begin();
String s = "SELECT e FROM " + Employee.class.getName() + " e " + "WHERE e.holiday > $1";
OQLQuery qry = db.getOQLQuery(s);
qry.bind(50.0);
QueryResults rst = qry.execute();
while (rst.hasMore()) {
Employee emp = (Employee) rst.next();
emp.setHoliday(50.0f);
}
rst.close();
qry.close();
db.commit();
}
public void testLoadLaptop() throws Exception {
Database database = _category.getDatabase();
database.begin();
Laptop laptop = (Laptop) database.load(Laptop.class, new Integer(1));
database.commit();
assertNotNull(laptop);
assertEquals("ctf.jdo.tc9x.Laptop", laptop.getClass().getName());
assertEquals(1, laptop.getId());
assertEquals("laptop 1", laptop.getName());
database.close();
}
public void testLoadServer() throws Exception {
Database database = _category.getDatabase();
database.begin();
Server server = (Server) database.load(Server.class, new Integer(3));
database.commit();
assertNotNull(server);
assertEquals("ctf.jdo.tc9x.Server", server.getClass().getName());
assertEquals(3, server.getId());
assertEquals("server 3", server.getName());
database.close();
}
public void testLoadComputer() throws Exception {
Database database = _category.getDatabase();
database.begin();
Computer computer = (Computer) database.load(Computer.class, new Integer(2));
database.commit();
assertNotNull(computer);
assertEquals("ctf.jdo.tc9x.Laptop", computer.getClass().getName());
assertEquals(2, computer.getId());
assertEquals("laptop 2", computer.getName());
database.close();
}
public void testManyToMany() throws PersistenceException, SQLException {
stream.println("Running testManyToMany...");
_db.begin();
String key = "a1";
TestLazyNToNA a1 = (TestLazyNToNA) _db.load(TestLazyNToNA.class, key);
// The object a1 should have two TestLazyNToNB objects in its
// "refs" collection
Collection lazyRefs = a1.getRefs();
if (lazyRefs.size() != 2) {
stream.println("Error: incorrect initial collection size in testManyToMany");
fail("Error: incorrect initial collection size in testManyToMany");
}
lazyRefs.clear();
_db.commit();
// Now if we re-load the object in a new transaction, there should
// be no objects in the "refs" collection
_db.begin();
a1 = (TestLazyNToNA) _db.load(TestLazyNToNA.class, key);
// The object a1 should have two TestLazyNToNB objects in its
// "refs" collection
lazyRefs = a1.getRefs();
if (lazyRefs.size() > 2) {
stream.println("Error: incorrect final collection size in testManyToMany");
fail("Error: incorrect final collection size in testManyToMany");
}
_db.commit();
}
/**
* Test method.
*
* @throws Exception For any exception thrown.
*/
public void testLoadEntityWithCompoundId() throws Exception {
Database db = _category.getDatabase();
db.begin();
ParentWithCompoundId child =
(ParentWithCompoundId)
db.load(ParentWithCompoundId.class, new Complex(new Integer(1), new Integer(1)));
assertNotNull(child);
assertEquals(new Integer(1), child.getId1());
assertEquals(new Integer(1), child.getId2());
db.commit();
db.close();
}
public void testLoadCar() throws Exception {
Database database = _category.getDatabase();
database.begin();
Object object = database.load(Car.class, new Integer(5));
assertNotNull(object);
assertEquals("ctf.jdo.tc9x.Truck", object.getClass().getName());
Truck truck = (Truck) object;
database.commit();
assertNotNull(truck);
assertEquals(5, truck.getId());
database.close();
}