Java HttpServerExchange.setRequestMethod方法代码示例

import io.undertow.server.HttpServerExchange; //导入方法依赖的package包/类
@Override
public void dispatchMockRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException {

    final ByteBufferSlicePool bufferPool = new ByteBufferSlicePool(BufferAllocator.BYTE_BUFFER_ALLOCATOR, 1024, 1024);
    MockServerConnection connection = new MockServerConnection(bufferPool);
    HttpServerExchange exchange = new HttpServerExchange(connection);
    exchange.setRequestScheme(request.getScheme());
    exchange.setRequestMethod(new HttpString(request.getMethod()));
    exchange.setProtocol(Protocols.HTTP_1_0);
    exchange.setResolvedPath(request.getContextPath());
    String relative;
    if (request.getPathInfo() == null) {
        relative = request.getServletPath();
    } else {
        relative = request.getServletPath() + request.getPathInfo();
    }
    exchange.setRelativePath(relative);
    final ServletPathMatch info = paths.getServletHandlerByPath(request.getServletPath());
    final HttpServletResponseImpl oResponse = new HttpServletResponseImpl(exchange, servletContext);
    final HttpServletRequestImpl oRequest = new HttpServletRequestImpl(exchange, servletContext);
    final ServletRequestContext servletRequestContext = new ServletRequestContext(servletContext.getDeployment(), oRequest, oResponse, info);
    servletRequestContext.setServletRequest(request);
    servletRequestContext.setServletResponse(response);
    //set the max request size if applicable
    if (info.getServletChain().getManagedServlet().getMaxRequestSize() > 0) {
        exchange.setMaxEntitySize(info.getServletChain().getManagedServlet().getMaxRequestSize());
    }
    exchange.putAttachment(ServletRequestContext.ATTACHMENT_KEY, servletRequestContext);

    exchange.startBlocking(new ServletBlockingHttpExchange(exchange));
    servletRequestContext.setServletPathMatch(info);

    try {
        dispatchRequest(exchange, servletRequestContext, info.getServletChain(), DispatcherType.REQUEST);
    } catch (Exception e) {
        if (e instanceof RuntimeException) {
            throw (RuntimeException) e;
        }
        throw new ServletException(e);
    }
}
 

import io.undertow.server.HttpServerExchange; //导入方法依赖的package包/类
public void handle(ByteBuffer buffer, final ParseState currentState, final HttpServerExchange builder) {
    if (currentState.state == ParseState.VERB) {
        //fast path, we assume that it will parse fully so we avoid all the if statements

        //fast path HTTP GET requests, basically just assume all requests are get
        //and fall out to the state machine if it is not
        final int position = buffer.position();
        if (buffer.remaining() > 3
                && buffer.get(position) == 'G'
                && buffer.get(position + 1) == 'E'
                && buffer.get(position + 2) == 'T'
                && buffer.get(position + 3) == ' ') {
            buffer.position(position + 4);
            builder.setRequestMethod(Methods.GET);
            currentState.state = ParseState.PATH;
        } else {
            handleHttpVerb(buffer, currentState, builder);
        }
        handlePath(buffer, currentState, builder);
        boolean failed = false;
        if (buffer.remaining() > HTTP_LENGTH + 3) {
            int pos = buffer.position();
            for (int i = 0; i < HTTP_LENGTH; ++i) {
                if (HTTP[i] != buffer.get(pos + i)) {
                    failed = true;
                    break;
                }
            }
            if (!failed) {
                final byte b = buffer.get(pos + HTTP_LENGTH);
                final byte b2 = buffer.get(pos + HTTP_LENGTH + 1);
                final byte b3 = buffer.get(pos + HTTP_LENGTH + 2);
                if (b2 == '\r' && b3 == '\n') {
                    if (b == '1') {
                        builder.setProtocol(Protocols.HTTP_1_1);
                        buffer.position(pos + HTTP_LENGTH + 3);
                        currentState.state = ParseState.HEADER;
                    } else if (b == '0') {
                        builder.setProtocol(Protocols.HTTP_1_0);
                        buffer.position(pos + HTTP_LENGTH + 3);
                        currentState.state = ParseState.HEADER;
                    } else {
                        failed = true;
                    }
                } else {
                    failed = true;
                }
            }
        } else {
            failed = true;
        }
        if (failed) {
            handleHttpVersion(buffer, currentState, builder);
            handleAfterVersion(buffer, currentState);
        }

        while (currentState.state != ParseState.PARSE_COMPLETE && buffer.hasRemaining()) {
            handleHeader(buffer, currentState, builder);
            if (currentState.state == ParseState.HEADER_VALUE) {
                handleHeaderValue(buffer, currentState, builder);
            }
        }
        return;
    }
    handleStateful(buffer, currentState, builder);
}