/**
* Creates and initializes Petite container. It will be auto-magically configured by scanning the
* classpath. Also, all 'app*.prop*' will be loaded and values will be injected in the matched
* beans. At the end it registers this instance of core into the container.
*/
protected void startPetite() {
log.info("petite initialization");
petite = createPetiteContainer();
log.info("app in web: " + Boolean.valueOf(isWebApplication));
if (isWebApplication == false) {
// make session scope to act as singleton scope
// if this is not a web application (and http session is not available).
petite.registerScope(SessionScope.class, new SingletonScope());
}
// load parameters from properties files
petite.defineParameters(appProps);
// adds a scanner bean, so it can be immediately configured from props
petite.addBean(PETITE_SCAN, appScanner);
// automagic configuration
registerPetiteContainerBeans(petite);
// add AppCore instance to Petite
petite.addBean(PETITE_CORE, this);
petite.addBean(PETITE_PROPS, appProps);
}
@Test
public void testAdd() {
PetiteContainer pc = new PetiteContainer();
Foo foo = new Foo();
pc.addBean("foo", foo);
Foo foo2 = (Foo) pc.getBean("foo");
assertNotNull(foo2);
assertSame(foo, foo2);
}
@Test
public void testAdd2WithCircDep() {
Foo.instanceCounter = 0;
PetiteContainer pc = new PetiteContainer();
pc.registerBean(Foo.class);
pc.registerBean(Zoo.class);
Foo foo = (Foo) pc.getBean("foo");
Boo boo = new Boo();
assertNull(boo.getFoo());
pc.addBean("boo", boo, null);
assertNotNull(boo.getFoo());
assertSame(foo, boo.getFoo());
assertNotNull(boo.zoo);
Zoo zoo = (Zoo) pc.getBean("zoo");
assertNotNull(zoo.boo);
assertSame(zoo, boo.zoo); // circular dependecy
assertSame(boo, zoo.boo);
Boo boo2 = (Boo) pc.getBean("boo");
assertNotNull(boo2);
assertSame(boo, boo2);
assertFalse(boo.orders.isEmpty());
assertEquals(6, boo.orders.size());
assertEquals("[first, second, third, init, beforeLast, last]", boo.orders.toString());
assertNotNull(boo2.getFoo());
assertSame(foo, boo2.getFoo());
assertEquals(1, boo2.getFoo().hello());
assertEquals(1, boo2.getFoo().getCounter());
pc.addBean("boo", boo);
boo2 = (Boo) pc.getBean("boo");
assertNotNull(boo2);
assertSame(boo, boo2);
assertNotNull(boo2.getFoo());
assertSame(foo, boo2.getFoo());
assertEquals(1, boo2.getFoo().hello());
assertEquals(2, boo2.getFoo().getCounter());
assertEquals(12, boo.orders.size()); // init methods are called again due to re-add
}
/**
* Initializes database. First, creates connection pool. and transaction manager. Then, Jodds
* DbOomManager is configured. It is also configured automagically, by scanning the class path for
* entities.
*/
@SuppressWarnings("unchecked")
protected void startDb() {
if (!useDatabase) {
log.info("database is not used");
return;
}
log.info("database initialization");
// connection pool
petite.registerPetiteBean(CoreConnectionPool.class, PETITE_DBPOOL, null, null, false);
connectionProvider = (ConnectionProvider) petite.getBean(PETITE_DBPOOL);
connectionProvider.init();
// transactions manager
jtxManager = createJtxTransactionManager(connectionProvider);
jtxManager.setValidateExistingTransaction(true);
AnnotationTxAdviceManager annTxAdviceManager =
new AnnotationTxAdviceManager(jtxManager, jtxScopePattern);
annTxAdviceManager.registerAnnotations(jtxAnnotations);
AnnotationTxAdviceSupport.manager = annTxAdviceManager;
DbSessionProvider sessionProvider = new DbJtxSessionProvider(jtxManager);
// global settings
DbManager dbManager = DbManager.getInstance();
dbManager.setConnectionProvider(connectionProvider);
dbManager.setSessionProvider(sessionProvider);
petite.addBean(PETITE_DB, dbManager);
DbOomManager dbOomManager = DbOomManager.getInstance();
petite.addBean(PETITE_DBOOM, dbOomManager);
// automatic configuration
registerDbEntities(dbOomManager);
}
/**
* Adds self instance to the container so internal beans may fetch container for further usage. No
* wiring is used and no init methods are invoked.
*/
public void addSelf() {
addBean(PETITE_CONTAINER_REF_NAME, this, WiringMode.NONE);
}
/**
* Adds self instance to the container so internal beans may fetch container for further usage. No
* wiring is used and no init methods are invoked.
*/
public void addSelf(String name) {
addBean(name, this, WiringMode.NONE);
}
/**
* Adds object instance to the container as singleton bean using default wiring mode and default
* init method flag.
*/
public void addBean(String name, Object bean) {
addBean(name, bean, null);
}