Example usage for javax.servlet.http HttpServletRequest getHeader

Introduction

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

Prototype

public String getHeader(String name);

Source Link

Document

Returns the value of the specified request header as a String.

Usage

From source file:jp.go.nict.langrid.servicesupervisor.frontend.FrontEnd.java

/**
 * //  w w w . ja  v a 2s .  c o  m
 * 
 */
public static LogInfo createLogInfo(HttpServletRequest request, InputStream responseBody, long responseMillis,
        int responseCode, int responseBytes, String protocolId) {
    String fromAddress = request.getRemoteAddr();
    String fromHost = request.getRemoteHost();
    if (fromAddress.equals("127.0.0.1")) {
        // localhost????HTTPHEADER_FROMADDRESS???
        String fromAddressHeader = request.getHeader(LangridConstants.HTTPHEADER_FROMADDRESS);
        if (fromAddressHeader != null) {
            fromAddress = fromAddressHeader;
            fromHost = fromAddressHeader;
        }
    }
    int callNest = 0;
    String callNestString = request.getHeader(LangridConstants.HTTPHEADER_CALLNEST);
    if (callNestString != null && callNestString.length() > 0) {
        try {
            callNest = Integer.parseInt(callNestString);
        } catch (NumberFormatException e) {
            logger.warning("The value of call nest header is not a number: " + callNestString);
        }
    }
    String callTree = "";
    try {
        callTree = getCallTree(protocolId, responseBody);
    } catch (IOException e) {
    }
    return new LogInfo(fromAddress, fromHost, Calendar.getInstance(), request.getRequestURI(),
            request.getContentLength(), responseMillis, responseCode, responseBytes, protocolId,
            request.getHeader("Referrer"), request.getHeader("User-Agent"), callNest, callTree);
}

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From source file:org.frontcache.core.FCUtils.java

public static String getClientIP(HttpServletRequest request) {
    for (String header : CLIENT_IP_SOURCE_HEADER_LIST) {
        String ip = request.getHeader(header);
        if (ip != null && ip.length() != 0 && !"unknown".equalsIgnoreCase(ip)) {
            return ip;
        }//w w w  .  j a va  2 s .co  m
    }
    return request.getRemoteAddr();
}

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From source file:org.eclipse.userstorage.tests.util.USSServer.java

private static String getETag(HttpServletRequest request, String headerName) {
    String eTag = request.getHeader(headerName);
    if (eTag != null) {
        // Remove the quotes.
        eTag = eTag.substring(1, eTag.length() - 1);
    }//www  .j  av  a  2s.c o m

    return eTag;
}

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From source file:com.mnt.base.web.DigestAuthenticator.java

/**
 * WWW-Authenticate: Digest realm="testrealm@host.com",
  *                   qop="auth,auth-int",
  *                   nonce="dcd98b7102dd2f0e8b11d0f600bfb0c093",
  *                   opaque="5ccc069c403ebaf9f0171e9517f40e41"
 * @param req /*from   ww  w.  j a v a  2  s. c  om*/
 *
 * @param resp
 * @param authInfoMap
 */
private static void postAuthRequired(HttpServletRequest req, HttpServletResponse resp,
        Map<String, Object> authInfoMap) {

    resp.setStatus(HttpServletResponse.SC_UNAUTHORIZED);

    StringBuilder sb = new StringBuilder();
    String siteHost;
    siteHost = req.getHeader("Host");
    if (siteHost == null) {
        siteHost = "www.mntplay.com";
    }

    sb.append("Digest realm=\"" + siteHost + "\",algorithm=\"md5\",");
    sb.append("qop=\"auth,auth-int\",");

    String nonce = (String) authInfoMap.get("nonce");

    if (nonce == null) {
        nonce = UUID.randomUUID().toString();
    }

    String opaque = UUID.randomUUID().toString();

    sb.append("nonce=\"" + nonce + "\",");
    sb.append("opaque=\"" + opaque + "\"");

    authInfoMap.put("nonce", nonce);
    resp.setHeader("WWW-Authenticate", sb.toString());

    try {
        resp.flushBuffer();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

---

From source file:de.betterform.agent.web.WebUtil.java

/**
 * copy all http headers from client request into betterForm context map as map HTTP_HEADERS. This map
 * will be picked up in AbstractHttpConnector to configure a proper request for the internal http-client.
 *//*from   ww  w.  j av a 2s  .com*/
public static void copyHttpHeaders(HttpServletRequest request, XFormsProcessor processor) {
    RequestHeaders httpHeaders = new RequestHeaders();

    Enumeration headerNames = request.getHeaderNames();
    while (headerNames.hasMoreElements()) {
        String headerName = (String) headerNames.nextElement();
        httpHeaders.addHeader(headerName, request.getHeader(headerName));
        if (WebUtil.LOGGER.isDebugEnabled()) {
            WebUtil.LOGGER
                    .debug("keeping httpheader: " + headerName + " value: " + request.getHeader(headerName));
        }

    }
    processor.setContextParam(AbstractHTTPConnector.HTTP_REQUEST_HEADERS, httpHeaders);
}

---

From source file:com.bluexml.side.Framework.alfresco.shareLanguagePicker.CustomDispatcherServlet.java

public static void setLanguageFromLayoutParam(HttpServletRequest req) {
    String urlLang = req.getParameter("shareLang");
    HttpSession currentSession = req.getSession();
    String sessionLang = (String) currentSession.getAttribute("shareLang");

    //1st option: Select the url param shareLang
    if (urlLang != null) {
        I18NUtil.setLocale(I18NUtil.parseLocale(urlLang));
        currentSession.setAttribute("shareLang", urlLang);
    } else if (sessionLang != null) {
        I18NUtil.setLocale(I18NUtil.parseLocale(sessionLang));
    } else {//from  w  w  w  .j a  v a2  s .  c om
        // set language locale from browser header
        String acceptLang = req.getHeader("Accept-Language");
        if (acceptLang != null && acceptLang.length() != 0) {
            StringTokenizer t = new StringTokenizer(acceptLang, ",; ");
            // get language and convert to java locale format
            String language = t.nextToken().replace('-', '_');
            I18NUtil.setLocale(I18NUtil.parseLocale(language));
        }
    }
}

---

From source file:org.gwtspringhibernate.reference.rlogman.spring.GwtServiceExporter.java

/**
 * Return true if the response object accepts Gzip encoding. This is done by
 * checking that the accept-encoding header specifies gzip as a supported
 * encoding./*from   w w  w  . j  av  a  2s .c om*/
 */
private static boolean acceptsGzipEncoding(HttpServletRequest request) {
    assert (request != null);

    String acceptEncoding = request.getHeader(ACCEPT_ENCODING);
    if (null == acceptEncoding) {
        return false;
    }

    return (acceptEncoding.indexOf(CONTENT_ENCODING_GZIP) != -1);
}

---

From source file:com.github.ziplet.filter.compression.CompressingStreamFactory.java

/**
 * Determines best content encoding for the response, based on the request
 * -- in particular, based on its "Accept-Encoding" header.
 *
 * @param httpRequest request/*from  www  .  j  a v a  2s.c o m*/
 * @return best content encoding
 */
static String getBestContentEncoding(HttpServletRequest httpRequest) {

    String forcedEncoding = (String) httpRequest.getAttribute(CompressingFilter.FORCE_ENCODING_KEY);
    String bestEncoding;
    if (forcedEncoding != null) {

        bestEncoding = forcedEncoding;

    } else {

        String acceptEncodingHeader = httpRequest
                .getHeader(CompressingHttpServletResponse.ACCEPT_ENCODING_HEADER);
        if (acceptEncodingHeader == null) {

            bestEncoding = NO_ENCODING;

        } else {

            bestEncoding = bestEncodingCache.get(acceptEncodingHeader);

            if (bestEncoding == null) {

                // No cached value; must parse header to determine best encoding
                // I don't synchronize on bestEncodingCache; it's not worth it to avoid the rare case where
                // two thread get in here and both parse the header. It's only a tiny bit of extra work, and
                // avoids the synchronization overhead.

                if (acceptEncodingHeader.indexOf((int) ',') >= 0) {
                    // multiple encodings are accepted
                    bestEncoding = selectBestEncoding(acceptEncodingHeader);
                } else {
                    // one encoding is accepted
                    bestEncoding = parseBestEncoding(acceptEncodingHeader);
                }

                bestEncodingCache.put(acceptEncodingHeader, bestEncoding);
            }
        }
    }

    // User-specified encoding might not be supported
    if (!isSupportedResponseContentEncoding(bestEncoding)) {
        bestEncoding = NO_ENCODING;
    }

    return bestEncoding;
}

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

public static void output(HttpServletRequest request, HttpServletResponse response, InputStream inputStream,
        String filename, String contentType) {
    BufferedInputStream bis = null;
    OutputStream outputStream = null;
    String contentDisposition = null;
    String fileOrgName = filename;

    filename = filename.trim();// w w  w . j a v a  2 s.c  o  m
    String userAgent = request.getHeader("User-Agent");
    logger.debug("filename:" + filename);
    logger.debug("User-Agent:" + userAgent);
    try {
        if (userAgent != null) {
            if (userAgent.indexOf("MSIE") != -1) {
                filename = new String(filename.getBytes("GBK"), "ISO8859_1");
            } else {
                filename = new String(filename.getBytes("UTF-8"), "ISO8859_1");
            }
        } else {
            filename = new String(filename.getBytes("GBK"), "ISO8859_1");
        }

        if (userAgent != null) {
            if (userAgent.indexOf("MSIE 5.5") != -1) {
                contentDisposition = "attachment;filename=\"" + filename + "\"";
            } else if (userAgent.indexOf("MSIE 6.0b") != -1) {
                filename = new String(fileOrgName.getBytes("GBK"), "ISO8859_1");
                contentDisposition = "attachment;filename=\"" + filename + "\"";
            } else if (userAgent.indexOf("Gecko") != -1) {
                filename = new String(fileOrgName.getBytes("GBK"), "ISO8859_1");
                contentDisposition = "attachment;filename=\"" + filename + "\"";
            }
        }
        if (contentDisposition == null) {
            contentDisposition = "attachment;filename=\"" + filename + "\"";
        }

    } catch (Exception ex) {
        throw new RuntimeException(ex);
    }

    logger.debug("convert filename:" + filename);
    logger.debug("content disposition:" + contentDisposition);

    response.setHeader("Content-Transfer-Encoding", "base64");
    response.setHeader("Content-Disposition", contentDisposition);
    if (contentType != null) {
        response.setContentType(contentType);
    } else {
        response.setContentType("application/octet-stream");
    }

    String encoding = request.getHeader("Accept-Encoding");

    if (encoding != null) {
        encoding = encoding.toLowerCase();
    }

    try {
        if (encoding != null && encoding.indexOf("gzip") != -1) {
            response.setHeader("Content-Encoding", "gzip");
            outputStream = new java.util.zip.GZIPOutputStream(response.getOutputStream());
        } else if (encoding != null && encoding.indexOf("compress") != -1) {
            response.setHeader("Content-Encoding", "compress");
            outputStream = new java.util.zip.ZipOutputStream(response.getOutputStream());
        } else {
            outputStream = response.getOutputStream();
        }
        request.setCharacterEncoding("UTF-8");
        bis = new BufferedInputStream(inputStream);
        int bytesRead = 0;
        byte[] buffer = new byte[256];
        while ((bytesRead = bis.read(buffer, 0, 256)) != -1) {
            outputStream.write(buffer, 0, bytesRead);
        }
        outputStream.flush();
        outputStream.close();
        inputStream.close();
        bis.close();
        bis = null;
        inputStream = null;
        outputStream = null;

    } catch (Exception ex) {
        throw new RuntimeException(ex);
    } finally {
        try {
            if (bis != null) {
                bis.close();
            }
            if (inputStream != null) {
                inputStream.close();
            }
            if (outputStream != null) {
                outputStream.close();
            }
        } catch (IOException ex) {
        }
    }
}

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From source file:com.att.ajsc.csilogging.common.CSILoggingUtils.java

static void setRequestAttribute(HttpServletRequest request, String name, String defaultValue) {
    String value = null;/*  w  ww.j a v a2  s .co m*/
    if (name.equals(CommonNames.CSI_CONVERSATION_ID)) {
        value = (request.getHeader(CommonNames.ATT_CONVERSATION_ID) != null)
                ? request.getHeader(CommonNames.ATT_CONVERSATION_ID)
                : request.getHeader(CommonNames.CSI_CONVERSATION_ID);
    } else if (name.equals(CommonNames.CSI_MESSAGE_ID)) {
        value = (request.getHeader(CommonNames.ATT_MESSAGE_ID) != null)
                ? request.getHeader(CommonNames.ATT_MESSAGE_ID)
                : request.getHeader(CommonNames.CSI_MESSAGE_ID);
    } else if (name.equals(CommonNames.CSI_ORIGINATOR_ID)) {
        value = (request.getHeader(CommonNames.ATT_ORIGINATOR_ID) != null)
                ? request.getHeader(CommonNames.ATT_ORIGINATOR_ID)
                : request.getHeader(CommonNames.CSI_ORIGINATOR_ID);
    } else if (name.equals(CommonNames.CSI_TIME_TO_LIVE)) {
        value = (request.getHeader(CommonNames.ATT_TIME_TO_LIVE) != null)
                ? request.getHeader(CommonNames.ATT_TIME_TO_LIVE)
                : request.getHeader(CommonNames.CSI_TIME_TO_LIVE);
    } else if (name.equals(CommonNames.CSI_UNIQUE_TXN_ID)) {
        value = (request.getAttribute(CommonNames.ATT_UNIQUE_TXN_ID) != null)
                ? request.getAttribute(CommonNames.ATT_UNIQUE_TXN_ID).toString()
                : request.getHeader(CommonNames.CSI_UNIQUE_TXN_ID);
    } else {
        value = request.getHeader(name);
    }
    if (UtilLib.isNullOrEmpty(value)) {
        request.setAttribute(name, defaultValue);
    } else {
        request.setAttribute(name, value);
    }
}

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