Package org.apache.cayenne.reflect

Examples of org.apache.cayenne.reflect.LifecycleCallbackRegistry$AnnotationReader

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    /**
     * Compiles internal callback registry.
     */
    synchronized void initCallbacks() {
        if (callbackRegistry == null) {
            LifecycleCallbackRegistry callbackRegistry = new LifecycleCallbackRegistry(
                    this);

            // load default callbacks
            for (DataMap map : maps) {

                for (EntityListener listener : map.getDefaultEntityListeners()) {
                    Object listenerInstance = createListener(listener, null);
                    if (listenerInstance == null) {
                        continue;
                    }

                    CallbackDescriptor[] callbacks = listener
                            .getCallbackMap()
                            .getCallbacks();
                    for (CallbackDescriptor callback : callbacks) {

                        for (String method : callback.getCallbackMethods()) {

                            // note that callbacks[i].getCallbackType() == i
                            callbackRegistry.addDefaultListener(callback
                                    .getCallbackType(), listenerInstance, method);
                        }
                    }
                }
            }

            // load entity callbacks
            for (ObjEntity entity : getObjEntities()) {
                Class<?> entityClass = entity.getJavaClass();

                // external listeners go first, entity's own callbacks go next
                for (EntityListener listener : entity.getEntityListeners()) {
                    Object listenerInstance = createListener(listener, entity);
                    if (listenerInstance == null) {
                        continue;
                    }

                    CallbackDescriptor[] callbacks = listener
                            .getCallbackMap()
                            .getCallbacks();
                    for (CallbackDescriptor callback : callbacks) {

                        for (String method : callback.getCallbackMethods()) {
                            callbackRegistry.addListener(
                                    callback.getCallbackType(),
                                    entityClass,
                                    listenerInstance,
                                    method);
                        }
                    }
                }

                CallbackDescriptor[] callbacks = entity.getCallbackMap().getCallbacks();
                for (CallbackDescriptor callback : callbacks) {
                    for (String method : callback.getCallbackMethods()) {
                        callbackRegistry.addListener(
                                callback.getCallbackType(),
                                entityClass,
                                method);
                    }
                }
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            List<Persistent> objects = toObjects(descriptor, prefetchTree, normalized);
            updateResponse(mainRows, objects);

            // apply POST_LOAD callback
            LifecycleCallbackRegistry callbackRegistry = context
                    .getEntityResolver()
                    .getCallbackRegistry();

            if (!callbackRegistry.isEmpty(LifecycleEvent.POST_LOAD)) {
                callbackRegistry.performCallbacks(LifecycleEvent.POST_LOAD, objects);
            }
        }
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            }

            updateResponse(mainRows, objects);

            // invoke callbacks now that all objects are resolved...
            LifecycleCallbackRegistry callbackRegistry = context
                    .getEntityResolver()
                    .getCallbackRegistry();

            if (!callbackRegistry.isEmpty(LifecycleEvent.POST_LOAD)) {
                for (int i = 0; i < entityPositions.length; i++) {
                    callbackRegistry.performCallbacks(
                            LifecycleEvent.POST_LOAD,
                            resultLists[i]);
                }
            }
        }
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        if (StringUtils.isNotEmpty(classname)) {
            try {
                @SuppressWarnings("unchecked")
                Class listenerClass = ClickUtils.classForName(classname);

                LifecycleCallbackRegistry registry =
                    dataDomain.getEntityResolver().getCallbackRegistry();

                LifecycleListener lifecycleListener = (LifecycleListener)
                    listenerClass.newInstance();

                if (registry.isEmpty(LifecycleEvent.POST_LOAD)) {
                    registry.addDefaultListener(lifecycleListener);
                    buffer.append(", lifecycle-listener=" + classname);

                } else {
                    String message =
                        "Could not get LifecycleCallbackRegistry from domain: "
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    /**
     * Compiles internal callback registry.
     */
    synchronized void initCallbacks() {
        if (callbackRegistry == null) {
            LifecycleCallbackRegistry callbackRegistry = new LifecycleCallbackRegistry(
                    this);

            // load default callbacks
            for (DataMap map : maps) {

                for (EntityListener listener : map.getDefaultEntityListeners()) {
                    Object listenerInstance = createListener(listener, null);
                    if (listenerInstance == null) {
                        continue;
                    }

                    CallbackDescriptor[] callbacks = listener
                            .getCallbackMap()
                            .getCallbacks();
                    for (CallbackDescriptor callback : callbacks) {

                        for (String method : callback.getCallbackMethods()) {

                            // note that callbacks[i].getCallbackType() == i
                            callbackRegistry.addDefaultListener(callback
                                    .getCallbackType(), listenerInstance, method);
                        }
                    }
                }
            }

            // load entity callbacks
            for (ObjEntity entity : getObjEntities()) {
                Class<?> entityClass = entity.getJavaClass();

                // external listeners go first, entity's own callbacks go next
                for (EntityListener listener : entity.getEntityListeners()) {
                    Object listenerInstance = createListener(listener, entity);
                    if (listenerInstance == null) {
                        continue;
                    }

                    CallbackDescriptor[] callbacks = listener
                            .getCallbackMap()
                            .getCallbacks();
                    for (CallbackDescriptor callback : callbacks) {

                        for (String method : callback.getCallbackMethods()) {
                            callbackRegistry.addListener(
                                    callback.getCallbackType(),
                                    entityClass,
                                    listenerInstance,
                                    method);
                        }
                    }
                }

                CallbackDescriptor[] callbacks = entity.getCallbackMap().getCallbacks();
                for (CallbackDescriptor callback : callbacks) {
                    for (String method : callback.getCallbackMethods()) {
                        callbackRegistry.addListener(
                                callback.getCallbackType(),
                                entityClass,
                                method);
                    }
                }
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        EntityResolver resolver = getDomain().getEntityResolver();
        resolver.getCallbackRegistry().clear();
    }

    public void testPostLoad() throws Exception {
        LifecycleCallbackRegistry registry = getDomain()
                .getEntityResolver()
                .getCallbackRegistry();

        ObjectContext context = createDataContext();

        registry.addListener(LifecycleEvent.POST_LOAD, Artist.class, "postLoadCallback");
        MockCallingBackListener listener = new MockCallingBackListener();
        registry.addListener(
                LifecycleEvent.POST_LOAD,
                Artist.class,
                listener,
                "publicCallback");
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        assertEquals(1, a1.getPostLoaded());
        assertSame(a1, listener.getPublicCalledbackEntity());
    }

    public void testPostLoad_MixedResult() throws Exception {
        LifecycleCallbackRegistry registry = getDomain()
                .getEntityResolver()
                .getCallbackRegistry();

        ObjectContext context = createDataContext();

        registry.addListener(LifecycleEvent.POST_LOAD, Artist.class, "postLoadCallback");
        MockCallingBackListener listener = new MockCallingBackListener();
        registry.addListener(
                LifecycleEvent.POST_LOAD,
                Artist.class,
                listener,
                "publicCallback");
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        assertEquals(1, a1.getPostLoaded());
        assertSame(a1, listener.getPublicCalledbackEntity());
    }

    public void testPostLoad_Relationship() throws Exception {
        LifecycleCallbackRegistry registry = getDomain()
                .getEntityResolver()
                .getCallbackRegistry();

        ObjectContext context = createDataContext();

        registry.addListener(LifecycleEvent.POST_LOAD, Artist.class, "postLoadCallback");
        MockCallingBackListener listener = new MockCallingBackListener();
        registry.addListener(
                LifecycleEvent.POST_LOAD,
                Artist.class,
                listener,
                "publicCallback");
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        assertEquals(1, a1.getPostLoaded());
        assertSame(a1, listener.getPublicCalledbackEntity());
    }

    public void testPostLoad_Prefetch() throws Exception {
        LifecycleCallbackRegistry registry = getDomain()
                .getEntityResolver()
                .getCallbackRegistry();

        ObjectContext context = createDataContext();

        registry.addListener(LifecycleEvent.POST_LOAD, Artist.class, "postLoadCallback");
        MockCallingBackListener listener = new MockCallingBackListener();
        registry.addListener(
                LifecycleEvent.POST_LOAD,
                Artist.class,
                listener,
                "publicCallback");
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        assertSame(a1, listener.getPublicCalledbackEntity());
    }

    public void testPreUpdate() {

        LifecycleCallbackRegistry registry = getDomain()
                .getEntityResolver()
                .getCallbackRegistry();

        ObjectContext context = createDataContext();

        Artist a1 = context.newObject(Artist.class);
        a1.setArtistName("XX");
        context.commitChanges();
        assertFalse(a1.isPreUpdated());

        a1.setArtistName("YY");
        context.commitChanges();
        assertFalse(a1.isPreUpdated());

        registry
                .addListener(LifecycleEvent.PRE_UPDATE, Artist.class, "preUpdateCallback");
        a1.setArtistName("ZZ");
        context.commitChanges();
        assertTrue(a1.isPreUpdated());

        a1.resetCallbackFlags();
        assertFalse(a1.isPreUpdated());

        MockCallingBackListener listener2 = new MockCallingBackListener();
        registry.addListener(
                LifecycleEvent.PRE_UPDATE,
                Artist.class,
                listener2,
                "publicCallback");
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