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:ProductServlet.java

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException {
    try (PrintWriter out = response.getWriter()) {
        Connection conn = getConnection();
        Statement stmt = conn.createStatement();

        if (!request.getParameterNames().hasMoreElements()) {
            out.println(getResults("SELECT * FROM product"));
        } else {//from w w w  .  ja v  a2 s  . co m
            if (request.getParameter("productID") == null) {
                out.println(getResults("SELECT * FROM product ORDER BY productID DESC LIMIT 1"));
            } else {
                int id = Integer.parseInt(request.getParameter("productID"));
                out.println(getResults("SELECT * FROM product WHERE productID = ?", String.valueOf(id)));
            }
        }
    } catch (SQLException ex) {
        Logger.getLogger(ProductServlet.class.getName()).log(Level.SEVERE, null, ex);
    } catch (ClassNotFoundException ex) {
        Logger.getLogger(ProductServlet.class.getName()).log(Level.SEVERE, null, ex);
    }
}

---

From source file:edu.purdue.cybercenter.dm.web.TermController.java

private String listTerms(HttpServletRequest request, HttpServletResponse response, String type) {
    Integer[] ia = WebHelper.getDojoGridPaginationInfo(request);
    Integer firstResult = ia[0];/*from w  ww  . j av  a 2s  .c  o  m*/
    Integer lastResult = ia[1];
    Map.Entry<String, String> orderBy = WebHelper.getDojoJsonRestStoreOrderBy(request.getParameterNames());
    Map<String, Object> where = WebHelper.FromJsonToFilterClass(request.getParameter("filter"));
    List<edu.purdue.cybercenter.dm.domain.Term> dbTerms = domainObjectService.findEntries(firstResult,
            lastResult - firstResult + 1, orderBy, where, edu.purdue.cybercenter.dm.domain.Term.class);
    Integer totalCount = domainObjectService.countEntries(where, edu.purdue.cybercenter.dm.domain.Term.class)
            .intValue();
    WebHelper.setDojoGridPaginationInfo(firstResult, lastResult, totalCount, response);

    List<Term> terms = termService.dbTermsToTerms(dbTerms);
    List<TermDto> termDtos = new ArrayList<>();
    for (Term term : terms) {
        term.setType(type);
        TermDto termDto = TermMapper.INSTANCE.toTermDto(term);
        termDtos.add(termDto);
    }
    return Helper.deepSerialize(termDtos);
}

---

From source file:com.icesoft.faces.webapp.http.servlet.ServletEnvironmentRequest.java

public void setParameters(HttpServletRequest request) {
    parameters = new HashMap();
    Enumeration parameterNames = request.getParameterNames();
    while (parameterNames.hasMoreElements()) {
        String name = (String) parameterNames.nextElement();
        parameters.put(name, request.getParameterValues(name));
    }/*from  w w w  .j a v a2  s . co  m*/
}

---

From source file:com.wabacus.util.Tools.java

public static String getRequestNameAndValueAsString(HttpServletRequest request) {

    if (request == null) {
        return "";
    }//from www.  ja va2 s  .  co  m
    Enumeration names = request.getParameterNames();
    if (names == null) {
        return "";
    }
    String name = "";
    String value = "";
    StringBuffer sbuffer = new StringBuffer();
    while (names.hasMoreElements()) {
        name = (String) names.nextElement();
        value = getRequestValue(request, name, "");
        if (value.trim().equals("")) {
            continue;
        }
        sbuffer.append(name + "=" + value + "&");
    }
    String temp = sbuffer.toString().trim();
    if (temp.endsWith("&")) {
        temp = temp.substring(0, temp.length() - 1);
    }
    return temp;
}

---

From source file:net.java.javamoney.examples.tradingapp.web.PortfolioController.java

public ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response) {
    Map<String, Object> model = new HashMap<String, Object>();

    String m = null;//from  w  w  w  .ja  v a 2  s .com
    Object o;
    Enumeration e = request.getParameterNames();
    while (e.hasMoreElements()) {
        o = e.nextElement();
        //logger.info("Param: " + o);
        if (String.valueOf(o).equals(MODEL)) {
            o = request.getParameter(MODEL);
            if (o instanceof Map) {
                //logger.info("It's a Map");
                model = (Map) o;
            }
        } else if (String.valueOf(o).equals(MARKET)) {
            m = request.getParameter(MARKET);
        }
    }

    if (m != null && m.length() > 0) {
        String mDetails = this.market.getKnownMarkets().get(m);
        logger.info("Market: " + m + "=" + mDetails);
        market.setSymbol(m);
        //model.put(MARKET, m);

        String cSymbol = null;
        String mName = null;
        StringTokenizer st = new StringTokenizer(mDetails, ";");
        while (st.hasMoreElements()) {
            if (mName == null) {
                mName = st.nextToken();
            } else {
                if (cSymbol == null) {
                    cSymbol = st.nextToken();
                }
            }
        }
        if (mName != null) {
            market.setName(mName);
        }
        if (cSymbol != null) {
            Currency curr = new Currency(cSymbol);

            // TODO retrieve this from Yahoo Service similar to quotes, or 354 style ExchangeRateProvider
            Object oRate = market.getCurrencyExchangeRates().get(cSymbol);
            if (oRate != null) {
                Number exchangeRate;
                if (oRate instanceof Number) {
                    exchangeRate = (Number) oRate;
                } else {
                    try {
                        exchangeRate = Double.parseDouble(String.valueOf(oRate));
                    } catch (NumberFormatException nfe) {
                        logger.warn("Error during currency conversion", nfe);
                        exchangeRate = 0;
                    }
                }
                logger.info(exchangeRate);
                curr.setExchangeRate(exchangeRate.doubleValue());
            } else {
                logger.warn("Could not find exchange rate for " + curr);
                curr.setExchangeRate(0); // TODO kind of dodgy, should throw exception or something?
            }
            //curr.setExchangeRate(1.4);

            labelCurrency(cSymbol, curr);
            //Currency.setReferenceCurrency(curr);
            portfolio.setCurrency(curr);

            // TODO portfolio should directly store market!
            market.setCurrency(curr);
        }
    }
    List<PortfolioItemBean> portfolioItems = getPortfolioItems();
    model.put(MARKET, market);
    model.put("currency", portfolio.getCurrency());
    model.put("cash", portfolio.getCash() + "");
    model.put("amount", portfolio.getAmount());
    model.put("amountLocal", portfolio.getAmount().to(portfolio.getCurrency()));
    model.put("portfolioItems", portfolioItems);

    return new ModelAndView(PORTFOLIO, MODEL, model);
}

---

From source file:com.mockey.ui.JsonSchemaValidateServlet.java

@Override
public void doPost(final HttpServletRequest req, final HttpServletResponse resp)
        throws ServletException, IOException {
    final Set<String> params = Sets.newHashSet();
    final Enumeration<String> enumeration = req.getParameterNames();

    // FIXME: no duplicates, it seems, but I cannot find the spec which
    // guarantees that
    while (enumeration.hasMoreElements())
        params.add(enumeration.nextElement());

    // We have required parameters
    if (!params.containsAll(ValidateRequest.REQUIRED_PARAMS)) {
        logger.warn("Missing parameters! Someone using me as a web service?");
        resp.sendError(HttpServletResponse.SC_BAD_REQUEST, "Missing parameters");
        return;/* w  w  w  .  j a v a2  s . c  o  m*/
    }

    // We don't want extraneous parameters
    params.removeAll(ValidateRequest.VALID_PARAMS);

    if (!params.isEmpty()) {
        logger.warn("Invalid parameters! Someone using me as a web service?");
        resp.sendError(HttpServletResponse.SC_BAD_REQUEST, "Invalid parameters");
        return;
    }

    final String rawSchema = req.getParameter(ValidateRequest.SCHEMA);
    final String data = req.getParameter(ValidateRequest.DATA);

    // Set correct content type
    resp.setContentType(MediaType.JSON_UTF_8.toString());

    final boolean useV3 = Boolean.parseBoolean(req.getParameter(ValidateRequest.USE_V3));
    final boolean useId = Boolean.parseBoolean(req.getParameter(ValidateRequest.USE_ID));

    final JsonNode ret = JsonSchemaUtil.buildResult(rawSchema, data, useV3, useId);

    final OutputStream out = resp.getOutputStream();

    try {
        out.write(ret.toString().getBytes(Charset.forName("UTF-8")));
        out.flush();
    } finally {
        Closeables.closeQuietly(out);
    }
}

---

From source file:org.okj.commons.web.json.interceptor.JSONOutputterInterceptor.java

/**
 * JsonResponse// w  w w  . ja  v  a  2 s  . c o  m
 * @param handlerMethods
 * @param request
 * @return
 */
protected Method findResolvedMethod(Set<Method> handlerMethods, HttpServletRequest request) {
    //method1?Method
    for (Enumeration<String> names = request.getParameterNames(); names.hasMoreElements();) {
        //
        String name = names.nextElement();
        String value = request.getParameter(name);

        //method
        for (Method method : handlerMethods) {
            //JsonResponse
            JsonResponse annotation = AnnotationUtils.findAnnotation(method, JsonResponse.class);
            if (isMatch(annotation, name + "=" + value)) {
                return method;
            }
        } //end for
    } //end for
    return null;
}

---

From source file:net.riezebos.thoth.servlets.ServletBase.java

protected Map<String, Object> getParameters(HttpServletRequest request) throws ServletException {
    Map<String, Object> result = new HashMap<>();

    Enumeration<String> parameterNames = request.getParameterNames();
    while (parameterNames.hasMoreElements()) {
        String key = parameterNames.nextElement();
        result.put(key, request.getParameter(key));
    }//from  w  w w  .j  a  va 2  s  . com

    String contextName = getContext(request);
    Skin skin = getSkin(request);
    String skinBase = null;
    if (skin != null) {
        String baseUrl = ThothUtil.prefix(skin.getBaseUrl(), "/");
        if (skin.isFromClassPath()) {
            skinBase = ContentManager.NATIVERESOURCES + baseUrl;
        } else {
            skinBase = baseUrl;
        }
        skinBase = request.getContextPath() + ThothUtil.prefix(skinBase, "/");
    }
    Configuration configuration = getConfiguration();
    Date now = new Date();
    String path = ThothUtil.prefix(getPath(request), "/");
    String contextUrl = getContextUrl(request);
    String documentUri = ThothUtil.suffix(contextUrl, "/") + ThothUtil.stripPrefix(path, "/");
    result.put(Renderer.CONTEXT_PARAMETER, contextName);
    result.put(Renderer.SKINBASE_PARAMETER, skinBase);
    result.put(Renderer.CONTEXTURL_PARAMETER, contextUrl);
    result.put(Renderer.CONTEXTPATH_PARAMETER, request.getContextPath());
    result.put(Renderer.PATH_PARAMETER, path);
    result.put(Renderer.URI_PARAMETER, documentUri);
    result.put(Renderer.TITLE_PARAMETER, getTitle(request));
    result.put(Renderer.SKIN, skin == null ? null : skin.getName());
    result.put(Renderer.TODAY, configuration.getDateFormat().format(now));
    result.put(Renderer.NOW, configuration.getTimestampFormat().format(now));
    result.put(Renderer.OUTPUT_FORMATS, configuration.getOutputFormats());
    result.put(Renderer.REFRESH_PARAMETER, getRefreshTimestamp(contextName));
    result.put(Renderer.SERVERNAME, configuration.getServerName());

    Set<String> permissions = new HashSet<>();
    result.put(Renderer.LOGGED_IN, isLoggedIn(request));

    Identity identity = getCurrentIdentity(request);
    if (identity != null) {
        result.put(Renderer.IDENTITY, identity.getIdentifier());
        result.put(Renderer.USER_FULL_NAME, identity.getDescription());
        for (Permission permission : identity.getEffectivePermissions())
            permissions.add(String.valueOf(permission));
    } else {
        result.put(Renderer.IDENTITY, null);
    }
    result.put(Renderer.PERMISSIONS, permissions);

    return result;
}

---

From source file:gov.nih.nci.system.web.struts.action.CreateAction.java

private Object prepareObject(HttpServletRequest request) throws NumberFormatException, Exception {

    StringBuilder sb = new StringBuilder();
    Enumeration<String> parameters = request.getParameterNames();

    Object instance = null;//from   w w  w. ja v a  2  s. com
    try {
        Class klass = Class.forName(selectedDomain);
        instance = klass.newInstance();
        while (parameters.hasMoreElements()) {
            String parameterName = (String) parameters.nextElement();
            if (!parameterName.equals("klassName") && !parameterName.equals("searchObj")
                    && !parameterName.equals("BtnSearch") && !parameterName.equals("username")
                    && !parameterName.equals("password") && !parameterName.equals("selectedDomain")) {
                String parameterValue = (request.getParameter(parameterName)).trim();
                setParameterValue(klass, instance, parameterName, parameterValue);
            }
        }
    } catch (NumberFormatException e) {
        throw e;
    } catch (Exception e) {
        throw e;
    }
    return instance;
}

---

From source file:com.swdouglass.joid.server.OpenIdServlet.java

@Override
public void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    StringBuilder sb = new StringBuilder();
    Enumeration e = request.getParameterNames();
    while (e.hasMoreElements()) {
        String name = (String) e.nextElement();
        String[] values = request.getParameterValues(name);
        if (values.length == 0) {
            throw new IOException("Empty value not allowed: " + name + " has no value");
        }//from  w w w .  j  ava 2  s.c om
        try {
            sb.append(URLEncoder.encode(name, "UTF-8") + "=" + URLEncoder.encode(values[0], "UTF-8"));
        } catch (UnsupportedEncodingException ex) {
            throw new IOException(ex.toString());
        }
        if (e.hasMoreElements()) {
            sb.append("&");
        }
    }
    doQuery(sb.toString(), request, response);
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• 16
• 17
• 18
• 19
• 20
• 21
• 22
• 23
• 24
• 25
• 26
• 27
• 28
• 29
• 30
• 31
• 32
• 33
• 34
• 35
• 36
• 37
• 38
• 39
• 40
• 41
• 42
• 43
• 44
• 45
• 46
• 47
• 48
• 49
• 50
• »