Examples with ViewControllerHandlerAdapter cn.taketoday.web.handler.ViewControllerHandlerAdapter used on opensource projects

Example 1 with ViewControllerHandlerAdapter

use of cn.taketoday.web.handler.ViewControllerHandlerAdapter in project today-framework by TAKETODAY.

the class WebApplicationLoader method configureHandlerAdapter.

/**
 * Configure {@link HandlerAdapter}
 *
 * @param adapters {@link HandlerAdapter}s
 * @param mvcConfiguration {@link WebMvcConfiguration}
 */
protected void configureHandlerAdapter(List<HandlerAdapter> adapters, WebMvcConfiguration mvcConfiguration) {
    // 先看有的
    DispatcherHandler obtainDispatcher = obtainDispatcher();
    HandlerAdapter[] handlerAdapters = obtainDispatcher.getHandlerAdapters();
    if (handlerAdapters != null) {
        Collections.addAll(adapters, handlerAdapters);
    }
    // 添加默认的
    adapters.add(new RequestHandlerAdapter(Ordered.HIGHEST_PRECEDENCE));
    WebApplicationContext context = obtainApplicationContext();
    // ViewControllerHandlerRegistry must configured
    ViewControllerHandlerRegistry viewControllerRegistry = context.getBean(ViewControllerHandlerRegistry.class);
    if (viewControllerRegistry != null) {
        ViewControllerHandlerAdapter bean = context.getBean(ViewControllerHandlerAdapter.class);
        if (bean == null) {
            ViewControllerHandlerAdapter viewControllerHandlerAdapter = null;
            for (HandlerAdapter adapter : adapters) {
                if (adapter instanceof ViewControllerHandlerAdapter) {
                    viewControllerHandlerAdapter = (ViewControllerHandlerAdapter) adapter;
                    break;
                }
            }
            if (viewControllerHandlerAdapter == null) {
                adapters.add(new ViewControllerHandlerAdapter(Ordered.HIGHEST_PRECEDENCE));
            }
        }
    }
    // 排序
    sort(adapters);
    // apply request handler
    obtainDispatcher.setHandlerAdapters(adapters.toArray(new HandlerAdapter[adapters.size()]));
}