Example usage for javax.servlet.http HttpServletRequest getParameterNames

List of usage examples for javax.servlet.http HttpServletRequest getParameterNames

  1. HOME
  2. Java
  3. javax
  4. javax.servlet.http.*
  5. HttpServletRequest
  6. 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:azkaban.server.HttpRequestUtils.java

public static Map<String, String> getParamGroup(HttpServletRequest request, String groupName)
        throws ServletException {
    @SuppressWarnings("unchecked")
    Enumeration<Object> enumerate = (Enumeration<Object>) request.getParameterNames();
    String matchString = groupName + "[";

    HashMap<String, String> groupParam = new HashMap<String, String>();
    while (enumerate.hasMoreElements()) {
        String str = (String) enumerate.nextElement();
        if (str.startsWith(matchString)) {
            groupParam.put(str.substring(matchString.length(), str.length() - 1), request.getParameter(str));
        }//  w  w  w. j  a  va2  s  .  c o  m

    }
    return groupParam;
}

From source file:com.mobileman.projecth.web.util.UserUtils.java

/**
 * @param request//from w  w  w .ja  va 2s .c  o m
 * @param doctor
 */
public static void saveDiseases(HttpServletRequest request, User doctor, UserService userService,
        DiseaseService diseaseService) {
    List<Long> diseaseIds = new ArrayList<Long>();
    for (@SuppressWarnings("unchecked")
    Enumeration<String> e = request.getParameterNames(); e.hasMoreElements();) {
        String nameStr = e.nextElement();
        if (nameStr.startsWith("disease")) {
            String value = request.getParameter(nameStr);
            Long diseaseId = NumUtils.convert2long(value);
            diseaseIds.add(diseaseId);
        }
    }
    List<Disease> addDiseases = new ArrayList<Disease>();
    List<Disease> removeDiseases = new ArrayList<Disease>();
    //add new diseases
    for (Long diseaseId : diseaseIds) {
        if (!UserUtils.containsDisease(diseaseId, doctor.getDiseases())) {
            addDiseases.add(diseaseService.findById(diseaseId));
        }
    }
    //remove old diseases
    for (Disease disease : doctor.getDiseases()) {
        if (!diseaseIds.contains(disease.getId())) {
            removeDiseases.add(disease);
        }
    }

    if (addDiseases.size() > 0) {
        userService.addDiseasesToUser(doctor.getId(), addDiseases);
    }
    if (removeDiseases.size() > 0) {
        userService.removeDiseasesFromUser(doctor.getId(), removeDiseases);
    }
}

From source file:com.jslsolucoes.tagria.lib.util.TagUtil.java

public static String queryString(HttpServletRequest request, List<String> excludesParams)
        throws UnsupportedEncodingException {
    List<String> queryString = new ArrayList<>();
    Enumeration<String> en = request.getParameterNames();
    while (en.hasMoreElements()) {
        String paramName = en.nextElement();
        if (!excludesParams.contains(paramName))
            queryString.add(paramName + "=" + URLEncoder.encode(request.getParameter(paramName), "UTF-8"));
    }/*  w  ww .  j  a  v  a 2  s.co m*/
    return StringUtils.join(queryString, '&');
}

From source file:net.mindengine.oculus.frontend.service.customization.CustomizationUtils.java

public static Map<Long, CustomizationCriteria> collectCustomizationSearchCriteriaParameters(
        HttpServletRequest request) {
    Map<Long, CustomizationCriteria> map = new HashMap<Long, CustomizationCriteria>();

    Enumeration<?> params = request.getParameterNames();
    while (params.hasMoreElements()) {
        String param = (String) params.nextElement();
        if (param.startsWith("customization_")) {
            String strCustomization = param.substring(14);
            int idPV = strCustomization.indexOf("_pv_");
            int idFP = strCustomization.indexOf("_fetch_type");
            boolean checklist = false;
            Long customizationId = null;
            Integer fetchConditionType = null;
            String value = null;//from   w  w w .j  a  v  a 2 s  .c o  m
            if (idPV > 0) {
                // The parameter is part of checklist
                checklist = true;
                customizationId = Long.parseLong(strCustomization.substring(0, idPV));
                if ("on".equals(request.getParameter(param))) {
                    value = strCustomization.substring(idPV + 4);
                }
            } else if (idFP > 0) {
                // The parameter is a part of checklist fetch type
                // specification
                customizationId = Long.parseLong(strCustomization.substring(0, idFP));
                checklist = true;
                String strFP = request.getParameter(param);
                if ("1".equals(strFP)) {
                    fetchConditionType = CustomizationCriteria.FETCH_TYPE_STRICT;
                } else
                    fetchConditionType = CustomizationCriteria.FETCH_TYPE_AT_LEAST_ONE;
            } else {
                customizationId = Long.parseLong(strCustomization);

                value = StringEscapeUtils.escapeSql(request.getParameter(param));
            }
            if (!map.containsKey(customizationId)) {
                CustomizationCriteria criteria = new CustomizationCriteria();
                criteria.setValues(new LinkedList<String>());
                map.put(customizationId, criteria);
            }
            CustomizationCriteria criteria = map.get(customizationId);
            if (value != null) {
                criteria.getValues().add(value);
            }
            if (fetchConditionType != null) {
                criteria.setFetchConditionType(fetchConditionType);
            }
            criteria.setChecklist(checklist);
        }
    }
    return map;
}

From source file:doc.action.SelectedDocsUtils.java

public static Collection saveSelectedDocsIDs(HttpServletRequest request) {
    //System.out.println("start");
    Collection documents = (Collection) request.getSession().getAttribute(Constant.SELECTED_PRESIDENTS);
    //System.out.println(documents);
    if (documents == null) {
        documents = new ArrayList();
        request.getSession().setAttribute(Constant.SELECTED_PRESIDENTS, documents);
    }/*from  w  w  w  .  ja  v  a  2s . c o m*/

    Enumeration parameterNames = request.getParameterNames();
    while (parameterNames.hasMoreElements()) {
        String parameterName = (String) parameterNames.nextElement();
        if (parameterName.startsWith("chkbx_")) {
            String docId = StringUtils.substringAfter(parameterName, "chkbx_");
            String parameterValue = request.getParameter(parameterName);
            if (parameterValue.equals(Constant.SELECTED)) {
                if (!documents.contains(docId)) {
                    documents.add(docId);
                }
            } else {
                documents.remove(docId);
            }
        }
    }

    return documents;
}

From source file:com.netspective.sparx.util.HttpUtils.java

/**
 * Given a list of HTTP parameter names, assign their current values using appropriate accessor methods of the
 * instance object (using Java reflection).
 *
 * @param req        The HTTP servlet request
 * @param instance   The object who's mutator methods should be matched
 * @param paramNames The names of the parameters that should be assigned to the mutators of the instance object.
 *                   This may be '*' (for all parameters) or a comma-separated list of names. The parameter names
 *                   may optionally be followed by an '=' to indicate a default value for the parameter. Parameter
 *                   names may optionally be terminated with an '!' to indicate that they are required (an exception
 *                   is thrown if the parameter is unavailable. For example, "a,b!,c" would mean that parameter
 *                   'a', 'b' and 'c' should be assigned using setA(), setB() and setC() if available but an
 *                   exception should be thrown if 'b' is not available as a request parameter.
 *//*from  w  w  w . ja v  a 2s. c  o  m*/
public static void assignParamsToInstance(HttpServletRequest req, Object instance, String paramNames)
        throws IllegalAccessException, InvocationTargetException, DataModelException {
    XmlDataModelSchema schema = XmlDataModelSchema.getSchema(instance.getClass());

    if (paramNames.equals("*")) {
        for (Enumeration e = req.getParameterNames(); e.hasMoreElements();) {
            String paramName = (String) e.nextElement();
            assignParamToInstance(req, schema, instance, paramName, null);
        }
    } else {
        String[] retainParams = TextUtils.getInstance().split(paramNames, ",", true);
        for (int i = 0; i < retainParams.length; i++) {
            String paramName = retainParams[i];
            int defaultValuePos = paramName.indexOf('=');
            if (defaultValuePos > 0)
                assignParamToInstance(req, schema, instance, paramName.substring(0, defaultValuePos),
                        paramName.substring(defaultValuePos + 1));
            else
                assignParamToInstance(req, schema, instance, paramName, null);
        }
    }
}

From source file:com.jaspersoft.jasperserver.rest.RESTUtils.java

/**
 * Look for parameters provided by the client.
 *
 * @param req  HttpServletRequest/*  w ww . j a  va2s.  c o m*/
 * @return Map&lt;String,Object&gt;
 */
public static Map<String, Object> extractParameters(HttpServletRequest req) {
    Map<String, Object> parameters = new HashMap<String, Object>();
    Enumeration penum = req.getParameterNames();
    while (penum.hasMoreElements()) {
        String pname = (String) penum.nextElement();
        if (pname.startsWith("P_")) {
            parameters.put(pname.substring(2), req.getParameter(pname));
        } else if (pname.startsWith("PL_")) {
            parameters.put(pname.substring(3), Arrays.asList(req.getParameterValues(pname)));
        }
    }
    return parameters;
}

From source file:edu.ucsb.nceas.metacat.util.RequestUtil.java

/**
 * Get a cookie from a request by the cookie name
 * //from   w  w w.  ja v  a2  s  . c o m
 * @param request
 *            the request from which to get the cookie
 * @param cookieName
 *            the name of the cookie to look for
 */
@SuppressWarnings("unchecked")
public static Hashtable<String, String[]> getParameters(HttpServletRequest request) {
    Hashtable<String, String[]> params = new Hashtable<String, String[]>();

    Enumeration<String> paramlist = (Enumeration<String>) request.getParameterNames();
    while (paramlist.hasMoreElements()) {
        String name = (String) paramlist.nextElement();
        String[] value = request.getParameterValues(name);
        params.put(name, value);
    }

    return params;
}

From source file:com.concursive.connect.web.portal.ProjectPortalURLParserImpl.java

public static void addAllParameters(HttpServletRequest request, PortalURL portalURL) {
    Enumeration params = request.getParameterNames();
    while (params.hasMoreElements()) {
        String parameter = (String) params.nextElement();
        String value = request.getParameter(parameter);
        if (StringUtils.hasText(value)) {
            if (!parameter.startsWith(PREFIX + RENDER_PARAM) && !parameter.equals("portletWindowState1")
                    && !parameter.startsWith("portlet-")
                    && !(parameter.equals("command") && "ProjectCenter".equals(value))) {
                if (StringUtils.hasText(value)) {
                    LOG.debug("Made a parameter available to the portlet: " + parameter);
                    portalURL.addParameter(new PortalURLParameter(portalURL.getRenderPath(), parameter, value));
                }//from   ww w . j av a 2 s .c om
            } else {
                if ("portlet-command".equals(parameter)) {
                    LOG.debug("Made a parameter available to the portlet: " + parameter);
                    portalURL.addParameter(new PortalURLParameter(portalURL.getRenderPath(), parameter, value));
                }
            }
        }
    }
}

From source file:com.easyjf.web.core.FrameworkEngine.java

/**
 * reuqest?map?/*from w w  w  .  j a va  2 s  .  com*/
 * 
 * @param request
 * @return Map
 */
public static Map request2map(HttpServletRequest request) {
    Map map = new HashMap();
    java.util.Enumeration s = request.getParameterNames();
    // System.out.println("?"+request.getParameterMap().size());
    while (s.hasMoreElements()) {
        String name = (String) s.nextElement();
        // eliminateScript((String)request.getParameter(name)));//?
        String[] vs = request.getParameterValues(name);
        if (vs == null || vs.length < 1)
            map.put(name, null);
        else
            map.put(name, vs.length > 1 ? vs : vs[0]);
    }
    return map;
}