Exemplo n.º 1
0
  /**
   * Internal method that allows a redirect to be sent with a status other than {@link
   * HttpServletResponse#SC_FOUND} (302). No attempt is made to validate the status code.
   */
  public void sendRedirect(String location, int status) throws IOException {
    if (isCommitted()) {
      throw new IllegalStateException(sm.getString("coyoteResponse.sendRedirect.ise"));
    }

    // Ignore any call from an included servlet
    if (included) {
      return;
    }

    // Clear any data content that has been buffered
    resetBuffer(true);

    // Generate a temporary redirect to the specified location
    try {
      String absolute = toAbsolute(location);
      setStatus(status);
      setHeader("Location", absolute);
      if (getContext().getSendRedirectBody()) {
        PrintWriter writer = getWriter();
        writer.print(
            sm.getString("coyoteResponse.sendRedirect.note", RequestUtil.filter(absolute)));
        flushBuffer();
      }
    } catch (IllegalArgumentException e) {
      setStatus(SC_NOT_FOUND);
    }

    // Cause the response to be finished (from the application perspective)
    setSuspended(true);
  }
  @Override
  public void setStatus(int sc, String sm) {

    if (isCommitted()) return;

    response.setStatus(sc, sm);
  }
Exemplo n.º 3
0
 public boolean checkCorsPreflight(Request request, Response response) {
   log.finer("checkCorsPreflight " + request.getRequestURI());
   if (!request.getMethod().equalsIgnoreCase("OPTIONS")) {
     log.finer("checkCorsPreflight: not options ");
     return false;
   }
   if (request.getHeader("Origin") == null) {
     log.finer("checkCorsPreflight: no origin header");
     return false;
   }
   log.finer("Preflight request returning");
   response.setStatus(HttpServletResponse.SC_OK);
   String origin = request.getHeader("Origin");
   response.setHeader("Access-Control-Allow-Origin", origin);
   response.setHeader("Access-Control-Allow-Credentials", "true");
   String requestMethods = request.getHeader("Access-Control-Request-Method");
   if (requestMethods != null) {
     if (deployment.getCorsAllowedMethods() != null) {
       requestMethods = deployment.getCorsAllowedMethods();
     }
     response.setHeader("Access-Control-Allow-Methods", requestMethods);
   }
   String allowHeaders = request.getHeader("Access-Control-Request-Headers");
   if (allowHeaders != null) {
     if (deployment.getCorsAllowedHeaders() != null) {
       allowHeaders = deployment.getCorsAllowedHeaders();
     }
     response.setHeader("Access-Control-Allow-Headers", allowHeaders);
   }
   if (deployment.getCorsMaxAge() > -1) {
     response.setHeader("Access-Control-Max-Age", Integer.toString(deployment.getCorsMaxAge()));
   }
   return true;
 }
  @Override
  public void write(Response response, int statusCode, Object body) throws IOException {

    response.setStatus(statusCode);
    response.setContentType(APPLICATION_JSON);
    ObjectMapper objectMapper = new ObjectMapper();
    objectMapper.writeValue(response.getWriter(), body);
  }
Exemplo n.º 5
0
 /**
  * Set the HTTP status to be returned with this response.
  *
  * @param status The new HTTP status
  */
 @Override
 public void setStatus(int status) {
   setStatus(status, null);
 }
  /**
   * Handle the specified Throwable encountered while processing the specified Request to produce
   * the specified Response. Any exceptions that occur during generation of the exception report are
   * logged and swallowed.
   *
   * @param request The request being processed
   * @param response The response being generated
   * @param throwable The exception that occurred (which possibly wraps a root cause exception
   */
  protected void throwable(Request request, Response response, Throwable throwable) {
    Context context = request.getContext();
    if (context == null) return;

    Throwable realError = throwable;

    if (realError instanceof ServletException) {
      realError = ((ServletException) realError).getRootCause();
      if (realError == null) {
        realError = throwable;
      }
    }

    // If this is an aborted request from a client just log it and return
    if (realError instanceof ClientAbortException) {
      if (log.isDebugEnabled()) {
        log.debug(sm.getString("standardHost.clientAbort", realError.getCause().getMessage()));
      }
      return;
    }

    ErrorPage errorPage = findErrorPage(context, throwable);
    if ((errorPage == null) && (realError != throwable)) {
      errorPage = findErrorPage(context, realError);
    }

    if (errorPage != null) {
      if (response.setErrorReported()) {
        response.setAppCommitted(false);
        request.setAttribute(Globals.DISPATCHER_REQUEST_PATH_ATTR, errorPage.getLocation());
        request.setAttribute(Globals.DISPATCHER_TYPE_ATTR, DispatcherType.ERROR);
        request.setAttribute(
            RequestDispatcher.ERROR_STATUS_CODE,
            new Integer(HttpServletResponse.SC_INTERNAL_SERVER_ERROR));
        request.setAttribute(RequestDispatcher.ERROR_MESSAGE, throwable.getMessage());
        request.setAttribute(RequestDispatcher.ERROR_EXCEPTION, realError);
        Wrapper wrapper = request.getWrapper();
        if (wrapper != null)
          request.setAttribute(RequestDispatcher.ERROR_SERVLET_NAME, wrapper.getName());
        request.setAttribute(RequestDispatcher.ERROR_REQUEST_URI, request.getRequestURI());
        request.setAttribute(RequestDispatcher.ERROR_EXCEPTION_TYPE, realError.getClass());
        if (custom(request, response, errorPage)) {
          try {
            response.finishResponse();
          } catch (IOException e) {
            container.getLogger().warn("Exception Processing " + errorPage, e);
          }
        }
      }
    } else {
      // A custom error-page has not been defined for the exception
      // that was thrown during request processing. Check if an
      // error-page for error code 500 was specified and if so,
      // send that page back as the response.
      response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
      // The response is an error
      response.setError();

      status(request, response);
    }
  }