Examples of com.alibaba.citrus.webx.handler.RequestHandler

com.alibaba.citrus.webx.handler.RequestHandler
用来处理request请求的handler。
这是接口是被框架内部使用的，用来显示诸如错误页面等相关页面、图片的。应用程序通常不需要扩展此接口。

线程安全性：RequestHandler对象可被多个request共享，所以必须注意线程安全问题。
@author Michael Zhou

            public void run(RunData rundata, PipelineContext pipelineContext) throws Exception {
                throw new IllegalStateException("wrong!");
            }
        });


        setErrorHandler(controller, new RequestHandler() {
            public void handleRequest(RequestHandlerContext ctx) throws Exception {
                throw new IllegalArgumentException("wrong again!");
            }
        });

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            public void run(RunData rundata, PipelineContext pipelineContext) throws Exception {
                throw new IllegalStateException("wrong!");
            }
        });


        setErrorHandler(controller, new RequestHandler() {
            public void handleRequest(RequestHandlerContext ctx) throws Exception {
                throw new ServletException(ErrorHandlerHelper.getInstance(ctx.getRequest()).getException());
            }
        });

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            public void run(RunData rundata, PipelineContext pipelineContext) throws Exception {
                throw new IllegalStateException("wrong!");
            }
        });


        setErrorHandler(controller, new RequestHandler() {
            public void handleRequest(RequestHandlerContext ctx) throws Exception {
                throw new IllegalArgumentException("wrong again!");
            }
        });

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            public void run(RunData rundata, PipelineContext pipelineContext) throws Exception {
                throw new IllegalStateException("wrong!");
            }
        });


        setErrorHandler(controller, new RequestHandler() {
            public void handleRequest(RequestHandlerContext ctx) throws Exception {
                throw new ServletException(ErrorHandlerHelper.getInstance(ctx.getRequest()).getException());
            }
        });

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                // internalHandlers中注册的前缀
                for (Map.Entry<String, RequestHandler> entry : internalHandlers.entrySet()) {
                    String prefix = entry.getKey();


                    if (startsWithElement(path, prefix)) {
                        RequestHandler handler = entry.getValue();
                        path = removeStartElement(path, prefix);


                        return new InternalRequestHandlerContext(request, response, internalBaseURL, internalBaseURL
                                                                                                     + "/" + prefix, path, handler);
                    }

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                // internalHandlers中注册的前缀
                for (Map.Entry<String, RequestHandler> entry : internalHandlers.entrySet()) {
                    String prefix = entry.getKey();


                    if (startsWithElement(path, prefix)) {
                        RequestHandler handler = entry.getValue();
                        path = removeStartElement(path, prefix);


                        return new InternalRequestHandlerContext(request, response, internalBaseURL, internalBaseURL
                                                                                                     + "/" + prefix, path, handler);
                    }

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                // internalHandlers中注册的前缀
                for (Map.Entry<String, RequestHandler> entry : internalHandlers.entrySet()) {
                    String prefix = entry.getKey();


                    if (startsWithElement(path, prefix)) {
                        RequestHandler handler = entry.getValue();
                        path = removeStartElement(path, prefix);


                        return new InternalRequestHandlerContext(request, response, internalBaseURL, internalBaseURL
                                                                                                     + "/" + prefix, path, handler);
                    }

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                // internalHandlers��ע���ǰ׺
                for (Map.Entry<String, RequestHandler> entry : internalHandlers.entrySet()) {
                    String prefix = entry.getKey();


                    if (startsWithElement(path, prefix)) {
                        RequestHandler handler = entry.getValue();
                        path = removeStartElement(path, prefix);


                        return new InternalRequestHandlerContext(request, response, internalBaseURL, internalBaseURL
                                + "/" + prefix, path, handler);
                    }

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Related Classes of com.alibaba.citrus.webx.handler.RequestHandler

com.alibaba.citrus.webx.servlet.WebxRootControllerTests

com.alibaba.citrus.webx.support.AbstractWebxRootController$InternalRequestHandlerMapping

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