Example usage for javax.servlet.http HttpServletRequest getParameterMap

Introduction

In this page you can find the example usage for javax.servlet.http HttpServletRequest getParameterMap.

Prototype

public Map<String, String[]> getParameterMap();

Source Link

Document

Returns a java.util.Map of the parameters of this request.

Usage

From source file:controler.category.AddCategoryServlet.java

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    Category category = new Category();
    CategoryDAO categoryDAO = new CategoryDAO();
    try {//  www.j ava  2s  .c  om
        BeanUtils.populate(category, request.getParameterMap());
        if (categoryDAO.connect()) {
            int rows = categoryDAO.addCategory(category);
        }

    } catch (IllegalAccessException ex) {
        Logger.getLogger(AddCategoryServlet.class.getName()).log(Level.SEVERE, null, ex);
    } catch (InvocationTargetException ex) {
        Logger.getLogger(AddCategoryServlet.class.getName()).log(Level.SEVERE, null, ex);
    } finally {
        categoryDAO.disconnect();
        response.sendRedirect(request.getSession().getServletContext().getContextPath() + "/AdminViewCategory");

    }

}

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From source file:com.ccc.webapp.http.mappers.MappingJacksonJsonpView.java

/**
* Prepares the view given the specified model, merging it with static
* attributes and a RequestContext attribute, if necessary.
* Delegates to renderMergedOutputModel for the actual rendering.
* @see #renderMergedOutputModel/*w  w  w. jav  a2s  .  c o  m*/
*/
@Override
public void render(Map<String, ?> model, HttpServletRequest request, HttpServletResponse response)
        throws Exception {

    if ("GET".equals(request.getMethod().toUpperCase())) {
        @SuppressWarnings("unchecked")
        Map<String, String[]> params = request.getParameterMap();

        if (params.containsKey("callback")) {
            response.getOutputStream().write(new String(params.get("callback")[0] + "(").getBytes());
            super.render(model, request, response);
            response.getOutputStream().write(new String(");").getBytes());
            response.setContentType("application/javascript");
        }

        else {
            super.render(model, request, response);
        }
    }

    else {
        super.render(model, request, response);
    }
}

---

From source file:fr.paris.lutece.plugins.extend.web.servlet.ExtendContent.java

/**
 * {@inheritDoc}/*from   ww  w.  j  a v  a  2s  . com*/
 */
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    ResourceExtenderDTO resourceExtender = new ResourceExtenderDTO();

    try {
        BeanUtils.populate(resourceExtender, request.getParameterMap());
    } catch (IllegalAccessException e) {
        AppLogService.error("Unable to fetch data from request", e);
    } catch (InvocationTargetException e) {
        AppLogService.error("Unable to fetch data from request", e);
    }

    IResourceExtenderService extenderService = SpringContextService
            .getBean(ResourceExtenderService.BEAN_SERVICE);
    String strHtml = extenderService.getContent(resourceExtender.getIdExtendableResource(),
            resourceExtender.getExtendableResourceType(), resourceExtender.getExtenderType(),
            resourceExtender.getParameters(), request);

    PrintWriter out = response.getWriter();
    out.println(strHtml);
}

---

From source file:de.iew.web.controllers.IdentityController.java

@RequestMapping(value = "/loginerror.html")
public ModelAndView loginError(HttpServletRequest request) {
    LoginForm loginForm = createLoginForm();

    DataBinder binder = new DataBinder(loginForm);
    MutablePropertyValues mutablePropertyValues = new MutablePropertyValues(request.getParameterMap());
    binder.bind(mutablePropertyValues);/*from   ww  w. j  a  v a2s.  c o m*/

    ModelAndView mav = new ModelAndView(this.viewScript);
    mav.addObject(this.loginFormModelKey, loginForm);
    mav.addObject("error", true);
    mav.addObject("loginErrorMessage", "errors.login.denied.message");

    // Hole den Login Fehler und verffentliche die Fehlermeldungen
    Exception e = (Exception) request.getAttribute(WebAttributes.AUTHENTICATION_EXCEPTION);
    if (e instanceof ValidatingFormAuthenticationFilter.LoginFormValidationException) {
        ValidatingFormAuthenticationFilter.LoginFormValidationException ex = (ValidatingFormAuthenticationFilter.LoginFormValidationException) e;
        BindingResult res = ex.getErrors();
        /*
        Oh man :-D
                
        @see http://stackoverflow.com/questions/6704478/access-spring-mvc-bindingresult-from-within-a-view
         */
        mav.addObject(BindingResult.MODEL_KEY_PREFIX + this.loginFormModelKey, res);
    }

    return mav;
}

---

From source file:org.schedoscope.metascope.controller.MetascopeMainController.java

private String getParameter(HttpServletRequest request, String parameterKey) {
    Map<String, ?> inputFlashMap = RequestContextUtils.getInputFlashMap(request);
    String[] parameterValues = request.getParameterMap().get(parameterKey);
    if (parameterValues != null && parameterValues.length > 0) {
        return parameterValues[0];
    }//  w w  w .  j  a v  a  2  s.  co  m
    if (inputFlashMap != null) {
        Object val = inputFlashMap.get(parameterKey);
        if (val != null) {
            return String.valueOf(val);
        }
    }
    return null;
}

---

From source file:eionet.gdem.web.struts.remoteapi.ConvertJson2XmlAction.java

/**
 * The purpose of this action is to execute <code>Json</code> static methods to convert json string or URL to XML format. The
 * method expects either url or json parameters.
 *///from   w w w  .j  av a  2s  .  co m
@Override
public ActionForward execute(ActionMapping map, ActionForm actionForm, HttpServletRequest request,
        HttpServletResponse httpServletResponse) throws ServletException {

    String jsonParam = null;

    Map params = request.getParameterMap();
    try {
        // parse request parameters
        if (params.containsKey(JSON_PARAM_NAME)) {
            jsonParam = ((String[]) params.get(JSON_PARAM_NAME))[0];
        }
        if (Utils.isNullStr(jsonParam)) {
            throw new GDEMException("Missing request parameter: " + JSON_PARAM_NAME);
        }
        String xml = "";
        if (jsonParam.startsWith("http:")) {
            // append other parameters to service Url
            if (params.size() > 1) {
                jsonParam = getJsonServiceUrl(jsonParam, params);
            }
            xml = Json.jsonRequest2xmlString(jsonParam);
        } else {
            xml = Json.jsonString2xml(jsonParam);
        }
        // set response properties
        httpServletResponse.setContentType("text/xml");
        httpServletResponse.setCharacterEncoding("UTF-8");
        httpServletResponse.setContentLength(xml.length());

        // write data into response
        httpServletResponse.getOutputStream().write(xml.getBytes());
    } catch (GDEMException ge) {
        ge.printStackTrace();
        LOGGER.error("Unable to convert JSON to XML. " + ge.toString());
        throw new ServletException(ge);
    } catch (Exception e) {
        e.printStackTrace();
        LOGGER.error("Unable to convert JSON to XML. ");
        throw new ServletException(e);
    } finally {
        try {
            httpServletResponse.getOutputStream().close();
            httpServletResponse.getOutputStream().flush();
        } catch (IOException ioe) {
            ioe.printStackTrace();
            throw new ServletException(ioe);
        }
    }

    // Do nothing, then response is already sent.
    return null;
}

---

From source file:edu.mayo.cts2.framework.webapp.rest.filter.jsonp.JsonpCallbackFilter.java

public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
        throws IOException, ServletException {
    if (!(request instanceof HttpServletRequest)) {
        throw new UnspecifiedCts2Exception("ServletRequest expected to be of type HttpServletRequest");
    }//from  w w  w  .j  ava2  s  . co m

    if (!(response instanceof HttpServletResponse)) {
        throw new UnspecifiedCts2Exception("ServletResponse expected to be of type HttpServletResponse");
    }

    HttpServletRequest httpRequest = (HttpServletRequest) request;
    HttpServletResponse httpResponse = (HttpServletResponse) response;

    @SuppressWarnings("unchecked")
    Map<String, String[]> parms = httpRequest.getParameterMap();

    if (parms.containsKey("callback")) {
        if (log.isDebugEnabled()) {
            log.debug("Wrapping response with JSONP callback '" + parms.get("callback")[0] + "'");
        }

        OutputStream out = httpResponse.getOutputStream();

        GenericResponseWrapper wrapper = new GenericResponseWrapper(httpResponse);

        chain.doFilter(request, wrapper);

        out.write(new String(parms.get("callback")[0] + "(").getBytes());
        out.write(wrapper.getData());
        out.write(new String(");").getBytes());

        wrapper.setContentType("text/javascript;charset=UTF-8");

        out.close();
    } else {
        chain.doFilter(request, response);
    }
}

---

From source file:productClass.java

@Override
protected void doPut(HttpServletRequest request, HttpServletResponse response)
        throws IOException, ServletException {
    Set<String> keySet = request.getParameterMap().keySet();
    try (PrintWriter out = response.getWriter()) {
        Connection conn = getConnection();
        if (keySet.contains("productID") && keySet.contains("name") && keySet.contains("description")
                && keySet.contains("quantity")) {
            PreparedStatement pstmt = conn.prepareStatement("UPDATE product SET name='"
                    + request.getParameter("name") + "',`description`='" + request.getParameter("description")
                    + "',quantity=" + request.getParameter("quantity") + " WHERE `productID`="
                    + request.getParameter("productID"));
            try {
                pstmt.executeUpdate();/*from  w w  w.j  a v a2s . co  m*/
                doGet(request, response); //shows updated row
            } catch (SQLException ex) {
                Logger.getLogger(productClass.class.getName()).log(Level.SEVERE, null, ex);
                out.println("Error putting values.");
            }
        } else {
            out.println("Error: Not enough data to update");
        }
    } catch (SQLException ex) {
        Logger.getLogger(productClass.class.getName()).log(Level.SEVERE, null, ex);
    }
}

---

From source file:productClass.java

/**
 * Handles the HTTP <code>POST</code> method.
 *
 * //from www.  j ava 2  s  .com
 * Insertion of values into the database connection
 * 
 * 
 * @param request servlet request
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws IOException, ServletException {
    Set<String> keySet = request.getParameterMap().keySet();
    try (PrintWriter out = response.getWriter()) {
        Connection conn = getConnection();
        if (keySet.contains("name") && keySet.contains("description") && keySet.contains("quantity")) {
            PreparedStatement pstmt = conn.prepareStatement(
                    "INSERT INTO product(productID, name, description, quantity) " + "VALUES (null, '"
                            + request.getParameter("name") + "', '" + request.getParameter("description")
                            + "', " + request.getParameter("quantity") + ");");
            try {
                pstmt.executeUpdate();
                request.getParameter("productID");
                doGet(request, response);
            } catch (SQLException ex) {
                Logger.getLogger(productClass.class.getName()).log(Level.SEVERE, null, ex);
                out.println("Data inserted Error while retriving data.");
            }
        } else {
            out.println("Error: Not enough data to input");
        }
    } catch (SQLException ex) {
        Logger.getLogger(productClass.class.getName()).log(Level.SEVERE, null, ex);
    }
}

---

From source file:net.groupbuy.plugin.unionpay.UnionpayPlugin.java

@SuppressWarnings("unchecked")
@Override/*from w  w w .  j ava  2  s .c o  m*/
public boolean verifyNotify(String sn, NotifyMethod notifyMethod, HttpServletRequest request) {
    PluginConfig pluginConfig = getPluginConfig();
    Payment payment = getPayment(sn);
    if (generateSign(request.getParameterMap()).equals(request.getParameter("signature"))
            && pluginConfig.getAttribute("partner").equals(request.getParameter("merId"))
            && sn.equals(request.getParameter("orderNumber"))
            && CURRENCY.equals(request.getParameter("orderCurrency"))
            && "00".equals(request.getParameter("respCode"))
            && payment.getAmount().multiply(new BigDecimal(100))
                    .compareTo(new BigDecimal(request.getParameter("orderAmount"))) == 0) {
        Map<String, Object> parameterMap = new HashMap<String, Object>();
        parameterMap.put("version", "1.0.0");
        parameterMap.put("charset", "UTF-8");
        parameterMap.put("transType", "01");
        parameterMap.put("merId", pluginConfig.getAttribute("partner"));
        parameterMap.put("orderNumber", sn);
        parameterMap.put("orderTime", new SimpleDateFormat("yyyyMMddHHmmss").format(new Date()));
        parameterMap.put("merReserved", "");
        parameterMap.put("signMethod", "MD5");
        parameterMap.put("signature", generateSign(parameterMap));
        String result = post("https://unionpaysecure.com/api/Query.action", parameterMap);
        if (ArrayUtils.contains(result.split("&"), "respCode=00")) {
            return true;
        }
    }
    return false;
}

---

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