Example usage for javax.servlet.http HttpServletRequest getParameterNames

Introduction

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

Prototype

public Enumeration<String> getParameterNames();

Source Link

Document

Returns an Enumeration of String objects containing the names of the parameters contained in this request.

Usage

From source file:com.viseur.control.SearchDevItems.java

/**
 * Handles the HTTP <code>POST</code> method.
 *
 * @param request servlet request//from w ww.ja  v a 2s.c o  m
 * @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 ServletException, IOException {
    JSONObject obj = new JSONObject();
    try {
        obj.put("success", 0);
    } catch (JSONException ex) {
    }
    Enumeration<String> names = request.getParameterNames();
    String para = names.nextElement();
    String val = request.getParameter(para);
    DeveloperItems itm = new DeveloperItems();
    switch (para) {
    case "lang":
        obj = new JSONObject(itm.getProgrammingLangs(val));
        break;
    case "opsys":
        obj = new JSONObject(itm.getOpSystems(val));
        break;
    case "platform":
        obj = new JSONObject(itm.getPlatforms(val));
        break;
    }
    response.setContentType("text/html");
    response.setCharacterEncoding("UTF-8");
    try (PrintWriter out = response.getWriter()) {
        out.println(obj);
    }
}

From source file:cz.incad.Kramerius.security.rightscommands.post.Edit.java

@Override
public void doCommand() {
    try {/*w  w  w . jav a  2s . c  o  m*/
        HttpServletRequest req = this.requestProvider.get();
        //Right right = RightsServlet.createRightFromPost(req, rightsManager, userManager, criteriumWrapperFactory);
        Map values = new HashMap();
        Enumeration parameterNames = req.getParameterNames();

        while (parameterNames.hasMoreElements()) {
            String key = (String) parameterNames.nextElement();
            String value = req.getParameter(key);
            SimpleJSONObjects simpleJSONObjects = new SimpleJSONObjects();
            simpleJSONObjects.createMap(key, values, value);
        }

        List affectedObjects = (List) values.get("affectedObjects");
        for (int i = 0; i < affectedObjects.size(); i++) {
            String pid = affectedObjects.get(i).toString();
            editRight((Map) values.get("data"), pid);
        }

    } catch (NumberFormatException e) {
        LOGGER.log(Level.SEVERE, e.getMessage(), e);
    } catch (Exception e) {
        LOGGER.log(Level.SEVERE, e.getMessage(), e);
    }
}

From source file:com.redhat.rhn.frontend.action.channel.ssm.ChildChannelAction.java

/**
 * Processes the submitted parameters to determine which channels are being
 * subscribed, unsubscribed, or ignored. The first two sets will be stored as
 * RhnSets for later usage./*  w  ww  .  j  av  a 2s  .  com*/
 *
 * @param user    user making the request
 * @param request http request to grab the user submitted data from
 */
protected int processList(User user, HttpServletRequest request) {

    List<String> subList = new ArrayList<String>();
    List<String> unsubList = new ArrayList<String>();

    Enumeration<String> names = request.getParameterNames();
    while (names.hasMoreElements()) {
        String aName = names.nextElement();
        String aValue = request.getParameter(aName);
        if ("subscribe".equals(aValue)) {
            subList.add(aName);
        } else if ("unsubscribe".equals(aValue)) {
            unsubList.add(aName);
        }
    }

    storeChannelChanges(user, subList, unsubList);
    return subList.size() + unsubList.size();
}

From source file:com.glaf.core.util.RequestUtils.java

/**
 * request?//from w  ww .jav  a2  s . c o m
 * 
 * @param pRequest
 *            request
 * @param pModel
 *            ?
 * @return 
 * @throws InputInvalidException
 */
public static Object getParameter(HttpServletRequest request, Object object) throws ServletException {
    Map<String, Object> dataMap = new java.util.HashMap<String, Object>();
    Enumeration<?> enumeration = request.getParameterNames();
    while (enumeration.hasMoreElements()) {
        String paramName = (String) enumeration.nextElement();
        String paramValue = getParameter(request, paramName);
        if (StringUtils.isNotEmpty(paramName) && StringUtils.isNotEmpty(paramValue)) {
            if (paramValue.equalsIgnoreCase("null")) {
                continue;
            }
            dataMap.put(paramName, paramValue);
            if (paramName.toLowerCase().trim().indexOf("date") > 0) {
                try {
                    Date date = DateUtils.toDate(paramValue);
                    dataMap.put(paramName, date);
                } catch (Exception ex) {
                }
            }
        }
    }
    try {
        BeanUtils.populate(object, dataMap);
    } catch (Exception ex) {
        throw new ServletException(ex.getMessage());
    }
    return object;
}

From source file:cz.incad.Kramerius.security.rightscommands.post.Create.java

@Override
public void doCommand() {
    try {/* w  w  w.j  a  v a2  s.c  o m*/
        HttpServletRequest req = this.requestProvider.get();
        //Right right = RightsServlet.createRightFromPost(req, rightsManager, userManager, criteriumWrapperFactory);
        Map values = new HashMap();
        Enumeration parameterNames = req.getParameterNames();

        while (parameterNames.hasMoreElements()) {
            String key = (String) parameterNames.nextElement();
            String value = req.getParameter(key);
            SimpleJSONObjects simpleJSONObjects = new SimpleJSONObjects();
            simpleJSONObjects.createMap(key, values, value);
        }

        List affectedObjects = (List) values.get("affectedObjects");
        for (int i = 0; i < affectedObjects.size(); i++) {
            String pid = affectedObjects.get(i).toString();
            insertRight((Map) values.get("data"), pid);
        }

    } catch (NumberFormatException e) {
        LOGGER.log(Level.SEVERE, e.getMessage(), e);
    } catch (Exception e) {
        LOGGER.log(Level.SEVERE, e.getMessage(), e);
    }
}

From source file:cz.incad.Kramerius.security.rightscommands.post.Delete.java

@Override
public void doCommand() {
    try {//from   w w w  .j  ava 2s. c  om

        HttpServletRequest req = this.requestProvider.get();
        //Right right = RightsServlet.createRightFromPost(req, rightsManager, userManager, criteriumWrapperFactory);
        Map values = new HashMap();
        Enumeration parameterNames = req.getParameterNames();

        while (parameterNames.hasMoreElements()) {
            String key = (String) parameterNames.nextElement();
            String value = req.getParameter(key);
            SimpleJSONObjects simpleJSONObjects = new SimpleJSONObjects();
            simpleJSONObjects.createMap(key, values, value);
        }

        List rightsToDelete = (List) values.get("deletedrights");

        for (int i = 0; i < rightsToDelete.size(); i++) {
            String id = rightsToDelete.get(i).toString();
            deleteRight(Integer.parseInt(id));

        }

    } catch (SQLException e) {
        try {
            this.responseProvider.get().sendError(HttpServletResponse.SC_FORBIDDEN);
        } catch (IOException e1) {
            LOGGER.log(Level.SEVERE, e.getMessage(), e);
        }
        LOGGER.log(Level.SEVERE, e.getMessage(), e);
    } catch (IOException e) {
        LOGGER.log(Level.SEVERE, e.getMessage(), e);
    }
}

From source file:MyServlet.java

public void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
    res.setContentType("text/plain");
    PrintWriter out = res.getWriter();

    out.println("Query String:");
    out.println(req.getQueryString());//w w  w. j a  va2s . c  o m
    out.println();

    out.println("Request Parameters:");
    Enumeration e = req.getParameterNames();
    while (e.hasMoreElements()) {
        String name = (String) e.nextElement();
        String values[] = req.getParameterValues(name);
        if (values != null) {
            for (int i = 0; i < values.length; i++) {
                out.println(name + " (" + i + "): " + values[i]);
            }
        }
    }
}

From source file:com.mb.framework.web.filter.ReqRespLoggerFilter.java

/**
 * /*from w  ww . ja  va  2 s .  c o m*/
 * This method is used for fetching the request method parameters.
 * 
 * @param request
 * @return
 */
@SuppressWarnings("unused")
private Map<String, String> getTypesafeRequestMap(HttpServletRequest request) {

    Map<String, String> typesafeRequestMap = new HashMap<String, String>();

    Enumeration<?> requestParamNames = request.getParameterNames();

    while (requestParamNames.hasMoreElements()) {

        String requestParamName = (String) requestParamNames.nextElement();

        String requestParamValue = request.getParameter(requestParamName);

        typesafeRequestMap.put(requestParamName, requestParamValue);

    }

    return typesafeRequestMap;

}

From source file:cc.aileron.wsgi.request.WsgiRequestParameterFactoryImpl.java

private Map<String, Object> initMap(final HttpServletRequest request) {
    final ArrayList<String> keys = new ArrayList<String>();
    final Enumeration<?> enumeration = request.getParameterNames();
    while (enumeration.hasMoreElements()) {
        keys.add(enumeration.nextElement().toString());
    }/*from ww w . j  a  va 2 s. co m*/
    final HashMap<String, Object> map = new HashMap<String, Object>();
    for (final String key : keys) {
        final String[] vals = request.getParameterValues(key);
        final Object value;
        if (vals == null) {
            value = null;
        } else {
            value = vals.length == 1 ? vals[0] : new SkipList<String>(vals);
        }
        map.put(key, value);
    }
    return map;
}