Examples with DataContext org.apache.cayenne.access.DataContext used on opensource projects

Example 1 with DataContext

use of org.apache.cayenne.access.DataContext in project cayenne by apache.

the class LocalClientServerChannelProvider method get.

public DataChannel get() throws ConfigurationException {
    ObjectContextFactory factory = serverInjector.getInstance(ObjectContextFactory.class);
    // TODO: ugly cast
    DataContext serverContext = (DataContext) factory.createContext();
    return new ClientServerChannel(serverContext);
}

Example 2 with DataContext

use of org.apache.cayenne.access.DataContext in project cayenne by apache.

the class CayenneContextWithDataContextIT method testLocalCacheStaysLocal.

@SuppressWarnings("deprecation")
@Test
public void testLocalCacheStaysLocal() {
    DataContext serverContext = (DataContext) clientServerChannel.getParentChannel();
    SelectQuery query = new SelectQuery(ClientMtTable1.class);
    query.setCacheStrategy(QueryCacheStrategy.LOCAL_CACHE);
    List<?> results = clientContext.performQuery(query);
    assertSame(results, clientContext.getQueryCache().get(query.getMetaData(clientContext.getEntityResolver())));
}

Example 3 with DataContext

use of org.apache.cayenne.access.DataContext in project cayenne by apache.

the class CayenneContextWithDataContextIT method testPostAddOnObjectCallback.

@Test
public void testPostAddOnObjectCallback() throws Exception {
    final DataContext serverContext = (DataContext) clientServerChannel.getParentChannel();
    LifecycleCallbackRegistry callbackRegistry = serverContext.getEntityResolver().getCallbackRegistry();
    try {
        callbackRegistry.addCallback(LifecycleEvent.POST_ADD, MtTable1.class, "prePersistMethod");
        final Persistent clientObject = clientContext.newObject(ClientMtTable1.class);
        clientContext.commitChanges();
        new ParallelTestContainer() {

            @Override
            protected void assertResult() throws Exception {
                // find peer
                MtTable1 peer = (MtTable1) serverContext.getGraphManager().getNode(clientObject.getObjectId());
                assertNotNull(peer);
                assertTrue(peer.isPrePersisted());
            }
        }.runTest(1000);
    } finally {
        callbackRegistry.clear();
    }
}

Example 4 with DataContext

use of org.apache.cayenne.access.DataContext in project cayenne by apache.

the class DataContextFactoryTest method testCreateDataContextWithDedicatedCache.

@Test
public void testCreateDataContextWithDedicatedCache() throws Exception {
    final EventManager eventManager = new MockEventManager();
    final DataDomain domain = new DataDomain("d1");
    domain.setSharedCacheEnabled(false);
    Module testModule = binder -> {
        binder.bind(JdbcEventLogger.class).to(Slf4jJdbcEventLogger.class);
        binder.bind(DataDomain.class).toInstance(domain);
        binder.bind(EventManager.class).toInstance(eventManager);
        binder.bind(QueryCache.class).toInstance(new MapQueryCache(5));
        binder.bind(RuntimeProperties.class).toInstance(new DefaultRuntimeProperties(Collections.<String, String>emptyMap()));
        binder.bind(ObjectMapRetainStrategy.class).to(DefaultObjectMapRetainStrategy.class);
        binder.bind(ObjectStoreFactory.class).to(DefaultObjectStoreFactory.class);
        binder.bind(TransactionFactory.class).to(DefaultTransactionFactory.class);
        binder.bind(TransactionManager.class).to(DefaultTransactionManager.class);
        binder.bind(DataRowStoreFactory.class).to(DefaultDataRowStoreFactory.class);
        binder.bind(EventBridge.class).toProvider(NoopEventBridgeProvider.class);
        binder.bind(DataRowStoreFactory.class).to(DefaultDataRowStoreFactory.class);
    };
    Injector injector = DIBootstrap.createInjector(testModule);
    DataContextFactory factory = new DataContextFactory();
    injector.injectMembers(factory);
    DataContext c3 = (DataContext) factory.createContext();
    assertNotNull(c3.getObjectStore().getDataRowCache());
    assertNull(domain.getSharedSnapshotCache());
    assertNotSame(c3.getObjectStore().getDataRowCache(), domain.getSharedSnapshotCache());
}

Example 5 with DataContext

use of org.apache.cayenne.access.DataContext in project cayenne by apache.

the class ServerRuntimeTest method testGetObjectContext_CustomModule.

@Test
public void testGetObjectContext_CustomModule() {
    final ObjectContext context = new DataContext();
    final ObjectContextFactory factory = new ObjectContextFactory() {

        public ObjectContext createContext(DataChannel parent) {
            return context;
        }

        public ObjectContext createContext() {
            return context;
        }
    };
    Module module = binder -> binder.bind(ObjectContextFactory.class).toInstance(factory);
    ServerRuntime runtime = new ServerRuntime(Collections.singleton(module));
    assertSame(context, runtime.newContext());
    assertSame(context, runtime.newContext());
}