com.google.inject.spi.InjectionListener Java Examples

private <I> void invokePostConstruct(final TypeEncounter<I> encounter, final Method postConstruct) {
    encounter.register(new InjectionListener<I>() {
        @Override
        public void afterInjection(final I injectee) {
            try {
                postConstruct.setAccessible(true);
                postConstruct.invoke(injectee);
            } catch (final IllegalAccessException | InvocationTargetException e) {
                if (e.getCause() instanceof UnrecoverableException) {
                    if (((UnrecoverableException) e.getCause()).isShowException()) {
                        log.error("An unrecoverable Exception occurred. Exiting HiveMQ", e);
                    }
                    System.exit(1);
                }
                throw new ProvisionException("An error occurred while calling @PostConstruct", e);
            }
        }
    });
}
 

@Override
protected void configure() {
  final Destroyer destroyer = new Destroyer(errorHandler);
  bind(Destroyer.class).toInstance(destroyer);
  bindListener(
      Matchers.any(),
      new TypeListener() {
        @Override
        public <T> void hear(TypeLiteral<T> type, TypeEncounter<T> encounter) {
          encounter.register(
              new InjectionListener<T>() {
                @Override
                public void afterInjection(T injectee) {
                  final Method[] methods = get(injectee.getClass(), annotationType);
                  if (methods.length > 0) {
                    // copy array when pass it outside
                    final Method[] copy = new Method[methods.length];
                    System.arraycopy(methods, 0, copy, 0, methods.length);
                    destroyer.add(injectee, copy);
                  }
                }
              });
        }
      });
}
 

private <A extends Annotation> void bind(BindingBuilder<A> binding) {
    final Stager<A> stager = binding.stager;
    final StageableTypeMapper typeMapper = binding.typeMapper;
    bind(type(stager.getStage())).toInstance(stager);

    bindListener(binding.typeMatcher, new AbstractMethodTypeListener(asList(stager.getStage())) {
        @Override
        protected <I> void hear(final Method stageMethod, final TypeLiteral<I> parentType,
                                final TypeEncounter<I> encounter, final Class<? extends Annotation> annotationType) {
            encounter.register((InjectionListener<I>) injectee -> {
                Stageable stageable = new StageableMethod(stageMethod, injectee);
                stager.register(stageable);
                typeMapper.registerType(stageable, parentType);
            });
        }
    });
}
 

@Override
protected void configure() {
	
	bind(Boolean.class).annotatedWith(Names.named("testing")).toInstance(true);
	bindListener(InstanceOfMatcher.createFor(WebApplication.class), new TypeListener() {
		
		@Override
		public <I> void hear(TypeLiteral<I> type, final TypeEncounter<I> encounter) {
			final Provider<Injector> injectorProvider = encounter.getProvider(Injector.class);
			encounter.register((InjectionListener<Object>) injected -> {
                   WebApplication app = (WebApplication) injected;
                   app.getComponentInstantiationListeners().add(new GuiceComponentInjector(app, injectorProvider.get()));
               });
		}
	});
	bind(OrienteerTester.class).asEagerSingleton();
	Provider<OrienteerTester> provider = binder().getProvider(OrienteerTester.class);
	bind(WicketTester.class).toProvider(provider);
	bind(WicketOrientDbTester.class).toProvider(provider);
}
 

private <I> void addPreDestroyToRegistry(final TypeEncounter<I> encounter, final Method preDestroy, final LifecycleRegistry registry) {
    encounter.register(new InjectionListener<I>() {
        @Override
        public void afterInjection(final I injectee) {
            registry.addPreDestroyMethod(preDestroy, injectee);

        }
    });
}
 

@Override
public <I> void hear(TypeLiteral<I> type, TypeEncounter<I> encounter) {
    logger.info("Encountered type " + type);
    encounter.register((InjectionListener<I>) injectee -> {
        logger.info("Injected " + injectee);
    });
}
 

@Override
public void configure(Binder binder)
{
    binder.disableCircularProxies();

    binder.bindListener(Matchers.any(), new TypeListener()
    {
        @Override
        public <T> void hear(TypeLiteral<T> type, TypeEncounter<T> encounter)
        {
            encounter.register(new InjectionListener<T>()
            {
                @Override
                public void afterInjection(T obj)
                {
                    ServerLifeCycleManager initialized = lifeCycleManagerRef.get();
                    if (initialized == null) {
                        earlyInjected.add(obj);
                    }
                    else {
                        try {
                            initialized.manageInstance(obj);
                        }
                        catch (Exception e) {
                            // really nothing we can do here
                            throw new Error(e);
                        }
                    }
                }
            });
        }
    });
}
 

private TypeListener createTypeListener() {
    return new TypeListener() {
        @Override
        public <I> void hear(final TypeLiteral<I> typeLiteral, final TypeEncounter<I> typeEncounter) {
            typeEncounter.register((InjectionListener<I>) LoggerInjector::inject);
        }
    };
}
 

private void messageBusRegisterRule() {
	// This rule registers all objects created by Guice with the message bus.
	// As a result, all instances created by Guice can receive messages without explicit
	// subscription.
	bindListener(Matchers.any(), new TypeListener() {
		@Override
        public <I> void hear(TypeLiteral<I> typeLiteral, TypeEncounter<I> typeEncounter) {
            typeEncounter.register(new InjectionListener<I>() {
                public void afterInjection(I i) {
                    messageBus.subscribe(i);
                }
            });
        }
    });
}
 

@Override
protected void configure() {
    LOG.info("Loading PaasModule");
    
    bind(EventBus.class).toInstance(eventBus);
    bindListener(Matchers.any(), new TypeListener() {
        public <I> void hear(TypeLiteral<I> typeLiteral, TypeEncounter<I> typeEncounter) {
            typeEncounter.register(new InjectionListener<I>() {
                public void afterInjection(I i) {
                    eventBus.register(i);
                }
            });
        }
    });

    bind(TaskManager.class).to(InlineTaskManager.class);

    // Constants
    bind(String.class).annotatedWith(Names.named("namespace")).toInstance("com.netflix.pass.");
    bind(String.class).annotatedWith(Names.named("appname"  )).toInstance("paas");
    
    bind(AbstractConfiguration.class).toInstance(ConfigurationManager.getConfigInstance());

    // Configuration
    bind(PaasConfiguration.class).to(ArchaeusPaasConfiguration.class).in(Scopes.SINGLETON);
    
    // Stuff
    bind(ScheduledExecutorService.class).annotatedWith(Names.named("tasks")).toInstance(Executors.newScheduledThreadPool(10));
    
    bind(DaoProvider.class).in(Scopes.SINGLETON);
    
    // Rest resources
    bind(DataResource.class).in(Scopes.SINGLETON);
    bind(SchemaAdminResource.class).to(JerseySchemaAdminResourceImpl.class).in(Scopes.SINGLETON);
    bind(SchemaService.class).to(DaoSchemaService.class).in(Scopes.SINGLETON);
    
}
 

@Override
protected void configure() {
  bindListener(ClassToTypeLiteralMatcherAdapter.adapt(Matchers.annotatedWith(JmxBean.class)), new TypeListener() {
    @Override
    public <I> void hear(TypeLiteral<I> type, TypeEncounter<I> encounter) {
      final Provider<JmxExporter> exporter = encounter.getProvider(JmxExporter.class);
      encounter.register(new InjectionListener<I>() {
        @Override
        public void afterInjection(I injectee) {
          exporter.get().register(injectee);
        }
      });
    }
  });
}
 

private <I> void hear(TypeLiteral<I> type, TypeEncounter<I> encounter) {
    InjectionListener<? super I> injectionListener = ignored -> startables.add(type.getRawType().asSubclass(Startable.class));
    encounter.register(injectionListener);
}