Examples with Invokable org.apache.tapestry5.ioc.Invokable used on opensource projects

Example 1 with Invokable

use of org.apache.tapestry5.ioc.Invokable in project tapestry-5 by apache.

the class TopLevelServiceImpl method createThingOneThenTwo.

@Override
@CommitAfter
public void createThingOneThenTwo(final String nameOne, final String nameTwo) {
    entityTransactionManager.invokeAfterCommit(null, new Invokable<Boolean>() {

        @Override
        public Boolean invoke() {
            nestedService.createThingTwo(nameTwo);
            return true;
        }
    });
    ThingOne thingOne = new ThingOne();
    thingOne.setName(nameOne);
    em.persist(thingOne);
}

Example 2 with Invokable

use of org.apache.tapestry5.ioc.Invokable in project tapestry-5 by apache.

the class ModuleImpl method findOrCreate.

/**
 * Locates the service proxy for a particular service (from the service definition).
 *
 * @param def              defines the service
 * @param eagerLoadProxies collection into which proxies for eager loaded services are added (or null)
 * @return the service proxy
 */
private Object findOrCreate(final ServiceDef3 def, final Collection<EagerLoadServiceProxy> eagerLoadProxies) {
    final String key = def.getServiceId();
    final Invokable create = new Invokable() {

        @Override
        public Object invoke() {
            // In a race condition, two threads may try to create the same service simulatenously.
            // The second will block until after the first creates the service.
            Object result = services.get(key);
            if (result == null) {
                result = create(def, eagerLoadProxies);
                services.put(key, result);
            }
            return result;
        }
    };
    Invokable find = new Invokable() {

        @Override
        public Object invoke() {
            Object result = services.get(key);
            if (result == null)
                result = BARRIER.withWrite(create);
            return result;
        }
    };
    return BARRIER.withRead(find);
}

Example 3 with Invokable

use of org.apache.tapestry5.ioc.Invokable in project tapestry-5 by apache.

the class SpringModuleDef method constructObjectCreatorForApplicationContext.

private ObjectCreator constructObjectCreatorForApplicationContext(final ServiceBuilderResources resources, @Primary ApplicationContextCustomizer customizer) {
    final CustomizingContextLoader loader = new CustomizingContextLoader(customizer);
    final Runnable shutdownListener = new Runnable() {

        @Override
        public void run() {
            loader.closeWebApplicationContext(servletContext);
        }
    };
    final RegistryShutdownHub shutdownHub = resources.getService(RegistryShutdownHub.class);
    return new ObjectCreator() {

        @Override
        public Object createObject() {
            return resources.getTracker().invoke("Creating Spring ApplicationContext via ContextLoader", new Invokable<Object>() {

                @Override
                public Object invoke() {
                    resources.getLogger().info(String.format("Starting Spring (version %s)", SpringVersion.getVersion()));
                    WebApplicationContext context = loader.initWebApplicationContext(servletContext);
                    shutdownHub.addRegistryShutdownListener(shutdownListener);
                    applicationContextCreated.set(true);
                    return context;
                }
            });
        }

        @Override
        public String toString() {
            return "ObjectCreator for Spring ApplicationContext";
        }
    };
}

Example 4 with Invokable

use of org.apache.tapestry5.ioc.Invokable in project tapestry-5 by apache.

the class ComponentEventImplTest method mockResources.

private ComponentPageElementResources mockResources() {
    ComponentPageElementResources resources = newMock(ComponentPageElementResources.class);
    expect(resources.invoke(EasyMock.isA(String.class), EasyMock.isA(Invokable.class))).andAnswer(new IAnswer<Object>() {

        public Object answer() throws Throwable {
            Invokable inv = (Invokable) EasyMock.getCurrentArguments()[1];
            return inv.invoke();
        }
    });
    return resources;
}

Example 5 with Invokable

use of org.apache.tapestry5.ioc.Invokable in project tapestry-5 by apache.

the class InterceptorStackBuilder method createObject.

@Override
public Object createObject() {
    Object current = delegate.createObject();
    List<ServiceDecorator> decorators = registry.findDecoratorsForService(serviceDef);
    // We get the decorators ordered according to their dependencies. However, we want to
    // process from the last interceptor to the first, so we reverse the list.
    Collections.reverse(decorators);
    for (final ServiceDecorator decorator : decorators) {
        final Object delegate = current;
        Object interceptor = registry.invoke("Invoking " + decorator, new Invokable<Object>() {

            @Override
            public Object invoke() {
                return decorator.createInterceptor(delegate);
            }
        });
        if (interceptor != null)
            current = interceptor;
    }
    return current;
}