Example #1
0
  /**
   * Routes an HTTP request to the appropriate handler.
   *
   * @param sk
   * @param request
   * @return For synchronous handlers a method response is returned. For asynchronous handlers
   *     <code>null</code> is returned.
   * @throws Exception
   */
  RpcResponse routeRequest(Socket socket, HttpRequestBuffer request) throws Exception {
    String reqMountPoint = Utils.normalizeURIPath(request.getURI());
    ServerUnmarshallerAid aid = new ServerUnmarshallerAid(reqMountPoint);

    HttpRequestUnmarshaller unmarshaller = null;
    synchronized (this.reqUnmarshallers) {
      unmarshaller = (HttpRequestUnmarshaller) this.reqUnmarshallers.get(request.getMethod());

      if (unmarshaller == null) {
        // No registered handler for this method.
        // TODO: Add testcase
        Iterator iter = this.reqUnmarshallers.keySet().iterator();
        String allowed = Utils.join(", ", iter);
        throw new MethodNotAllowedResponseException(
            "(no handler for " + request.getMethod() + ")", allowed);
      }
    }

    RpcCall call;
    try {
      call = unmarshaller.unmarshal(request, aid);
    } catch (MethodNotAllowedException e) {
      // TODO: Add testcase
      String allowed = Utils.join(", ", e.getAllowed());
      throw new MethodNotAllowedResponseException(
          "(misconfigured handler for " + e.getMethod() + "?)", allowed);
    }

    RequestHandler handler = aid.getRequestHandler();
    if (handler == null) {
      // No match with a specific URI, try with a wildcard URI
      handler = this.lookupHandler(null, call.getName());
      if (handler == null) {
        throw new HttpResponseException(
            HttpConstants.StatusCodes._404_NOT_FOUND,
            "Not Found (handler for " + call.getName() + ")",
            request);
      }
    }

    try {
      return dispatchRpcCall(socket, request, call, handler);
    } catch (RpcFaultException e) {
      return e.toFault();
    }
  }
Example #2
0
 private RpcResponse dispatchRpcCall(
     Socket socket, HttpRequestBuffer request, RpcCall call, RequestHandler handler)
     throws Exception, HttpResponseException {
   RpcCallContext context = this.newRpcCallContext(socket, request);
   if (handler instanceof SynchronousRequestHandler) {
     RpcResponse rsp = ((SynchronousRequestHandler) handler).handleRequest(call, context);
     if (rsp == null) {
       throw new HttpResponseException(
           HttpConstants.StatusCodes._500_INTERNAL_SERVER_ERROR,
           "A synchronous handler (for " + call.getName() + ") returned a null value");
     }
     return rsp;
   } else {
     // TODO: _TEST_ Select the content based on Accept-Encoding
     //			Encoding rspEncoding = this.selectResponseEncoding(request);
     //			SocketResponseChannel rspChannel = new SocketResponseChannel(this, request, socket,
     // rspEncoding);
     SocketResponseChannel rspChannel = this.newSocketResponseChannel(socket, request);
     ((AsynchronousRequestHandler) handler).handleRequest(call, context, rspChannel);
     return null;
   }
 }