Examples with Service org.apache.tapestry5.annotations.Service used on opensource projects

Example 6 with Service

use of org.apache.tapestry5.annotations.Service in project tapestry-5 by apache.

the class DefaultModuleDefImpl method addDecoratorDef.

private void addDecoratorDef(Method method) {
    Decorate annotation = method.getAnnotation(Decorate.class);
    Class serviceInterface = annotation == null ? null : annotation.serviceInterface();
    // TODO: methods just named "decorate"
    String decoratorId = annotation == null ? stripMethodPrefix(method, DECORATE_METHOD_NAME_PREFIX) : extractId(serviceInterface, annotation.id());
    // TODO: Check for duplicates
    Class returnType = method.getReturnType();
    if (returnType.isPrimitive() || returnType.isArray()) {
        throw new RuntimeException(String.format("Method %s is named like a service decorator method, but the return type (%s) is not acceptable (try Object).", InternalUtils.asString(method), method.getReturnType().getCanonicalName()));
    }
    Set<Class> markers = extractMarkers(method, Decorate.class);
    DecoratorDef def = new DecoratorDefImpl(method, extractPatterns(decoratorId, method), extractConstraints(method), proxyFactory, decoratorId, serviceInterface, markers);
    decoratorDefs.put(decoratorId, def);
}

Example 7 with Service

use of org.apache.tapestry5.annotations.Service in project tapestry-5 by apache.

the class RegistryImpl method performRegistryStartup.

/**
 * It's not unreasonable for an eagerly-loaded service to decide to start a thread, at which
 * point we raise issues
 * about improper publishing of the Registry instance from the RegistryImpl constructor. Moving
 * eager loading of
 * services out to its own method should ensure thread safety.
 */
@Override
public void performRegistryStartup() {
    if (JDKUtils.JDK_1_5) {
        throw new RuntimeException("Your JDK version is too old." + " Tapestry requires Java 1.6 or newer since version 5.4.");
    }
    eagerLoadLock.lock();
    List<EagerLoadServiceProxy> proxies = CollectionFactory.newList();
    for (Module m : moduleToServiceDefs.keySet()) m.collectEagerLoadServices(proxies);
    for (EagerLoadServiceProxy proxy : proxies) {
        proxy.eagerLoadService();
    }
    for (Runnable startup : startups) {
        startup.run();
    }
    startups.clear();
    getService("RegistryStartup", Runnable.class).run();
    cleanupThread();
}

Example 8 with Service

use of org.apache.tapestry5.annotations.Service in project tapestry-5 by apache.

the class RegistryImpl method findDecoratorsForService.

@Override
public List<ServiceDecorator> findDecoratorsForService(ServiceDef3 serviceDef) {
    lock.check();
    assert serviceDef != null;
    Logger logger = getServiceLogger(serviceDef.getServiceId());
    Orderer<ServiceDecorator> orderer = new Orderer<ServiceDecorator>(logger, true);
    for (Module module : moduleToServiceDefs.keySet()) {
        Set<DecoratorDef> decoratorDefs = module.findMatchingDecoratorDefs(serviceDef);
        if (decoratorDefs.isEmpty())
            continue;
        ServiceResources resources = new ServiceResourcesImpl(this, module, serviceDef, proxyFactory, logger);
        for (DecoratorDef decoratorDef : decoratorDefs) {
            ServiceDecorator decorator = decoratorDef.createDecorator(module, resources);
            try {
                orderer.add(decoratorDef.getDecoratorId(), decorator, decoratorDef.getConstraints());
            } catch (IllegalArgumentException e) {
                throw new RuntimeException(String.format("Service %s has two different decorators methods named decorate%s in different module classes. " + "You can solve this by renaming one of them and annotating it with @Match(\"%2$s\").", serviceDef.getServiceId(), decoratorDef.getDecoratorId()));
            }
        }
    }
    return orderer.getOrdered();
}

Example 9 with Service

use of org.apache.tapestry5.annotations.Service 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 10 with Service

use of org.apache.tapestry5.annotations.Service in project tapestry-5 by apache.

the class ServiceBinderImpl method flush.

protected void flush() {
    if (serviceInterface == null)
        return;
    if (source == null)
        source = createObjectCreatorSourceFromImplementationClass();
    // Combine service-specific markers with those inherited form the module.
    Set<Class> markers = CollectionFactory.newSet(defaultMarkers);
    markers.addAll(this.markers);
    ServiceDef serviceDef = new ServiceDefImpl(serviceInterface, serviceImplementation, serviceId, markers, scope, eagerLoad, preventDecoration, source);
    accumulator.addServiceDef(serviceDef);
    clear();
}