GuiceRestEasyFilterDispatcher.java 文件源码

@Override
public void init(FilterConfig servletConfig) throws ServletException {
    logger.entry();
    servletContainerDispatcher = new ServletContainerDispatcher();
    FilterBootstrap bootstrap = new FilterBootstrap(servletConfig);
    servletContext = servletConfig.getServletContext();
    servletContainerDispatcher.init(servletContext, bootstrap, this, this);
    servletContainerDispatcher.getDispatcher().getDefaultContextObjects().put(FilterConfig.class, servletConfig);

    if(injector == null)
        injector = (Injector) servletConfig.getServletContext().getAttribute(Injector.class.getName());

    Registry registry = getDispatcher().getRegistry();
    ResteasyProviderFactory providerFactory = getDispatcher().getProviderFactory();

    for (final Binding<?> binding : injector.getBindings().values()) {
        Type type = binding.getKey().getTypeLiteral().getType();
        if (type instanceof Class) {
            Class<?> beanClass = (Class<?>) type;
            if (GetRestful.isRootResource(beanClass)) {
                ResourceFactory resourceFactory = new GuiceResourceFactory(binding.getProvider(), beanClass);
                logger.info("registering factory for {}", beanClass.getName());
                registry.addResourceFactory(resourceFactory);
            }

            if (beanClass.isAnnotationPresent(Provider.class)) {
                logger.info("registering provider instance for {}", beanClass.getName());
                providerFactory.registerProviderInstance(binding.getProvider().get());
            }
        }
    }
    logger.exit();
}