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:au.edu.uq.cmm.benny.Benny.java

private String[] getBasicAuthCredentials(HttpServletRequest req) {
    String authorization = req.getHeader("Authorization");
    if (authorization == null) {
        // No header
        return null;
    }//from   ww  w.jav a2s  .c om
    Matcher matcher = BASIC_AUTH_PATTERN.matcher(authorization);
    if (matcher.matches()) {
        String base64 = matcher.group(1);
        String userPass = new String(Base64.decodeBase64(base64), UTF_8);
        int colonPos = userPass.indexOf(":");
        if (colonPos <= 0 || colonPos == userPass.length() - 1) {
            // Malformed <user-pass>
            return null;
        } else {
            return new String[] { userPass.substring(0, colonPos), userPass.substring(colonPos + 1) };
        }
    } else {
        // Don't understand this authorization scheme
        return null;
    }
}

From source file:com.proofpoint.http.server.GZipRequestFilter.java

public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain)
        throws IOException, ServletException {
    HttpServletRequest request = (HttpServletRequest) servletRequest;
    HttpServletResponse response = (HttpServletResponse) servletResponse;

    String contentEncoding = request.getHeader("content-encoding");
    if (equalsIgnoreCase(contentEncoding, "gzip")) { // TODO: gzip; q=0.0 should mean "don't want gzip"
        filterChain.doFilter(new GZipRequestWrapper(request), servletResponse);
    } else {/*from ww  w  .j a va  2  s . c  om*/
        filterChain.doFilter(request, response);
    }
}

From source file:ltistarter.lti.LTIRequest.java

/**
 * Creates an LTI composite key which can be used to identify a user session consistently
 *
 * @param request     the incoming request
 * @param sessionSalt the salt (defaults to a big random string)
 * @return the composite string (md5)/*from ww  w .j  av a2 s  .c om*/
 */
public static String makeLTICompositeKey(HttpServletRequest request, String sessionSalt) {
    if (StringUtils.isBlank(sessionSalt)) {
        sessionSalt = "A7k254A0itEuQ9ndKJuZ";
    }
    String composite = sessionSalt + "::" + request.getParameter(LTI_CONSUMER_KEY) + "::"
            + request.getParameter(LTI_CONTEXT_ID) + "::" + request.getParameter(LTI_LINK_ID) + "::"
            + request.getParameter(LTI_USER_ID) + "::" + (System.currentTimeMillis() / 1800)
            + request.getHeader("User-Agent") + "::" + request.getContextPath();
    return DigestUtils.md5Hex(composite);
}

From source file:com.linecorp.bot.servlet.LineBotCallbackRequestParser.java

/**
 * Parse request./*from  ww w.  j  av a2 s  .  c  o  m*/
 *
 * @param req HTTP servlet request.
 * @return Parsed result. If there's an error, this method sends response.
 * @throws LineBotCallbackException There's an error around signature.
 */
public CallbackRequest handle(HttpServletRequest req) throws LineBotCallbackException, IOException {
    // validate signature
    String signature = req.getHeader("X-Line-Signature");
    if (signature == null || signature.length() == 0) {
        throw new LineBotCallbackException("Missing 'X-Line-Signature' header");
    }

    final byte[] json = ByteStreams.toByteArray(req.getInputStream());
    if (log.isDebugEnabled()) {
        log.debug("got: {}", new String(json, StandardCharsets.UTF_8));
    }

    if (!lineSignatureValidator.validateSignature(json, signature)) {
        throw new LineBotCallbackException("Invalid API signature");
    }

    final CallbackRequest callbackRequest = objectMapper.readValue(json, CallbackRequest.class);
    if (callbackRequest == null || callbackRequest.getEvents() == null) {
        throw new LineBotCallbackException("Invalid content");
    }
    return callbackRequest;
}

From source file:net.duckling.ddl.web.controller.LynxHomeController.java

@RequestMapping(params = "func=getMobile")
public void getMobile(HttpServletRequest request, HttpServletResponse response) throws IOException {
    String u = request.getHeader("user-agent");
    u = u.toLowerCase();/*from  w ww.ja  va2  s . c o m*/
    LOGGER.info("???" + u);
    if (StringUtils.isEmpty(u)) {
        response.sendRedirect("/");
    } else if (u.contains("ios") || u.contains("iphone") || u.contains("ipad")) {
        response.sendRedirect("http://itunes.apple.com/cn/app/ke-yan-zai-xian/id495109931");
    } else if (u.contains("android")) {
        response.sendRedirect("http://www.escience.cn/apks/ddl-latest.apk");
    } else {
        response.sendRedirect("/");
    }
}

From source file:com.mmj.app.common.CustomDispatcherServlet.java

@Override
protected void doService(HttpServletRequest request, HttpServletResponse response) throws Exception {

    String contentType = request.getHeader("Content-Type");

    if (!StringUtils.isBlank(contentType) && contentType.toLowerCase().startsWith("application/json")) {
        request = new FilterRequestWrapper(request);
    }//from   w  ww . j a va 2s .co m
    super.doService(request, response);
}

From source file:com.thinkberg.webdav.WebdavHandler.java

/**
 * Get the depth header value. This value defines how operations
 * like propfind, move, copy etc. handle collections. A depth value
 * of 0 will only return the current collection, 1 will return
 * children too and infinity will recursively operate.
 *
 * @param request the servlet request/*from   w  w w. ja  v  a  2  s  .c om*/
 * @return the depth value as 0, 1 or Integer.MAX_VALUE;
 */
int getDepth(HttpServletRequest request) {
    String depth = request.getHeader("Depth");
    int depthValue;

    if (null == depth || "infinity".equalsIgnoreCase(depth)) {
        depthValue = Integer.MAX_VALUE;
    } else {
        depthValue = Integer.parseInt(depth);
    }

    LOG.debug(String.format("request header: Depth: %s",
            (depthValue == Integer.MAX_VALUE ? "infinity" : depthValue)));
    return depthValue;
}

From source file:com.thinkberg.webdav.WebdavHandler.java

/**
 * Get the if header./*from ww  w.  j  a  v  a2  s  .  c o  m*/
 *
 * @param request the request
 * @return the value if the If: header.
 */
String getIf(HttpServletRequest request) {
    String getIfHeader = request.getHeader("If");

    if (null != getIfHeader) {
        LOG.debug(String.format("request header: If: '%s'", getIfHeader));
    }
    return getIfHeader;
}

From source file:com.jpeterson.littles3.StorageEngine.java

/**
 * Returns the HTTP method of the request. Implements logic to allow an
 * "override" method, specified by the header
 * <code>HEADER_HTTP_METHOD_OVERRIDE</code>. If the override method is
 * provided, it takes precedence over the actual method derived from
 * <code>request.getMethod()</code>.
 * //  ww  w.  j  a  v a2  s .c o  m
 * @param request
 *            The request being processed.
 * @return The method of the request.
 * @see #HEADER_HTTP_METHOD_OVERRIDE
 */
public static String getMethod(HttpServletRequest request) {
    String method;

    method = request.getHeader(HEADER_HTTP_METHOD_OVERRIDE);

    if (method == null) {
        method = request.getMethod();
    }

    return method;
}