Java Request.getParameter方法代码示例

import org.apache.tapestry5.services.Request; //导入方法依赖的package包/类
protected void handleDismissAlerts(final Request request, final Response response) throws IOException {
  AlertStorage storage = applicationStateManager.getIfExists(AlertStorage.class);
  if (storage != null) {
    String id = request.getParameter("id");
    if (id != null) {
      storage.dismiss(Long.parseLong(id));
    } else {
      storage.dismissAll();
    }
  }
  if (request.isXHR()) {
    try (PrintWriter printWriter = response.getPrintWriter("application/json")) {
      printWriter.write("{}");
    }
  }
}
 

import org.apache.tapestry5.services.Request; //导入方法依赖的package包/类
/**
 * Filter interface for the HttpServletRequestHandler pipeline. A filter
 * should delegate to the handler. It may perform operations before or after
 * invoking the handler, and may modify the request and response passed in to
 * the handler.
 *
 * @param request
 * @param response
 * @param handler
 *
 * @return true if the request has been handled, false otherwise
 */
@Override
public boolean service(final Request request, final Response response, final RequestHandler handler)
    throws IOException {
  {

    if (path.equals(request.getPath())) {
      String operation = request.getParameter("operation");
      switch (operation) {
      case "retrieve-alerts":
        handleRetrieveAlerts(request, response);
        break;
      case "dismiss-alerts":

        handleDismissAlerts(request, response);
        break;
      default:
        response.sendError(400, "Invalid operation: " + operation);
        break;
      }

      return true;

    } else {
      return handler.service(request, response);
    }
  }
}
 

import org.apache.tapestry5.services.Request; //导入方法依赖的package包/类
/**
 * This method performs the check of the token. It extracts the current client token from the request and the
 * current server-side token by accessing the CsrfTokenProvider instance assigned in this session.
 * 
 * @param request .
 * @param httpServletRequest .
 * @throws CsrfException when token not there or token does not match
 */
public void checkToken(Request request, HttpServletRequest httpServletRequest)
    throws CsrfException
{
    String requestParam = request.getParameter(parameterName);
    CsrfToken serverToken = tokenRepository.loadToken();

    if (LOGGER.isDebugEnabled())
    {
        LOGGER.debug("SessionToken: " + serverToken + ", ClientToken: " + requestParam);
    }

    if (serverToken == null || !serverToken.getToken().equals(requestParam))
    {
        // check if session id changed - if yes Spring Security (or another security framework) 
        // requested a new session after login
        HttpSession session = httpServletRequest.getSession(false);
        if (session != null && session.isNew())
        {
            return;
        }

        LOGGER.warn("CSRF Attack detected. Server-Token: {}  vs. Client-Token: {}",
            serverToken, requestParam);

        throw new CsrfException("CSRF Attack detected. Invalid client token: " + requestParam);
    }
}
 

import org.apache.tapestry5.services.Request; //导入方法依赖的package包/类
@Override
public String getVerifierCode(Request request) {

	return request.getParameter(OAuthConstants.CODE);
}
 

import org.apache.tapestry5.services.Request; //导入方法依赖的package包/类
@Override
public String getVerifierCode(Request request) {
	
	return request.getParameter(OAuthConstants.VERIFIER);
}
 

import org.apache.tapestry5.services.Request; //导入方法依赖的package包/类
@Override
public boolean dispatch(Request request, Response response) throws IOException {
	String path = request.getPath();
	
	if(!path.contains(callbackPath))
		return false;
	
	String clientId = request.getParameter(OAuthTapestryConstants.OAUTH_CLIENT_ID_PARAMETER);
	
	boolean isDenied = request.getParameter(OAuthTapestryConstants.OAUTH_DENIED_PARAMETER) != null;
	
	if(!isDenied) {
		OAuthClient client = authClientProvider.get(clientId);
		
		try {
			
			AccessToken tokens = oAuthServiceAdapter.retrieveAccessToken(client, request);
			
			successHandler.handle(client, tokens, request);
			
		} catch (OAuthException e) {
			logger.error("Error while obtaining AccessTokens", e);
		}
		
	}
	
	PageRenderRequestParameters params = new PageRenderRequestParameters("oauth/CallbackLandingPage", new EmptyEventContext(), false);
	
	handler.handlePageRender(params);
	
	return true;
}
 

import org.apache.tapestry5.services.Request; //导入方法依赖的package包/类
@Override
public AccessToken retrieveAccessToken(OAuthClient client, Request request) {
	
	OAuthService service = client.getService();
	
	if(!checkVersion(service))
		return null;
	
	String requestToken = request.getParameter(OAuthConstants.TOKEN);
	
	String code = getVerifierCode(request);
	
	logger.info("Verifyng Callback Request with token {} and verifier {}", requestToken, code);
	
	Verifier verifier =  new Verifier(code);
	
	OAuthSession session = getSession();
	
	Token sessionToken = session.getToken();
	
	if(!session.isValidToken(requestToken))
		throw new OAuthTokenException("Request tokens do not match.");
	
	Token token = service.getAccessToken(sessionToken, verifier);
	
	AccessToken accessToken = new AccessToken(token.getToken(), token.getSecret());
	
	logger.info("Access Token obtained {}", accessToken);
	
	session.setAccessToken(accessToken);
	
	storeSession(session);
	
	return accessToken;
}