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:com.ericsson.eif.hansoft.utils.HttpUtils.java

/**
 * Gets the credentials from an HTTP request.
 * /*  ww  w  . j a v  a 2  s . c o  m*/
 * @param request
 *            the request
 * @return the Bugzilla credentials or <code>null</code> if the request did
 *         not contain an <code>Authorization</code> header
 * @throws UnauthorizedException
 *             on problems reading the credentials from the
 *             <code>Authorization</code> request header
 */
public static Credentials getCredentials(HttpServletRequest request) throws UnauthorizedException {
    String authorizationHeader = request.getHeader(AUTHORIZATION_HEADER);
    if (authorizationHeader == null || "".equals(authorizationHeader)) {
        return null;
    }

    Credentials credentials = new Credentials();
    if (!authorizationHeader.startsWith(HttpUtils.BASIC_AUTHORIZATION_PREFIX)) {
        throw new UnauthorizedException("Only basic access authentication is supported.");
    }

    String encodedString = authorizationHeader.substring(HttpUtils.BASIC_AUTHORIZATION_PREFIX.length());
    try {
        String unencodedString = new String(Base64.decode(encodedString), "UTF-8");
        int seperator = unencodedString.indexOf(':');
        if (seperator == -1) {
            throw new UnauthorizedException("Invalid Authorization header value.");
        }

        credentials.setUsername(unencodedString.substring(0, seperator));
        credentials.setPassword(unencodedString.substring(seperator + 1));
    } catch (DecodingException e) {
        throw new UnauthorizedException("Username and password not Base64 encoded.");
    } catch (UnsupportedEncodingException e) {
        throw new UnauthorizedException("Invalid Authorization header value.");
    }

    return credentials;
}

From source file:com.klwork.common.utils.WebUtils.java

/**
 * ???gzip?./*from  w  w w  .j  a v a2  s  .c om*/
 */
public static boolean checkAccetptGzip(HttpServletRequest request) {
    //Http1.1 header
    String acceptEncoding = request.getHeader("Accept-Encoding");

    if (StringUtils.contains(acceptEncoding, "gzip")) {
        return true;
    } else {
        return false;
    }
}

From source file:com.kingen.web.Servlets.java

/**
 * ?Ajax//w ww .  ja  v  a  2  s .  co  m
 * @param request
 */
public static boolean isAjaxRequest(HttpServletRequest request) {

    String accept = request.getHeader("accept");
    String xRequestedWith = request.getHeader("X-Requested-With");
    User user = (User) SecurityUtils.getSubject().getPrincipal();
    //      Principal principal = UserUtils.getPrincipal();

    // ?
    return ((accept != null && accept.indexOf("application/json") != -1
            || (xRequestedWith != null && xRequestedWith.indexOf("XMLHttpRequest") != -1)
            //         || (principal != null && principal.isMobileLogin())));
            || (user != null)));
}

From source file:com.yrdce.ipo.common.web.Servlets.java

/**
 * ?Ajax//w  ww .j  ava  2s  . co m
 * 
 * @param request
 */
public static boolean isAjaxRequest(HttpServletRequest request) {

    String accept = request.getHeader("accept");
    String xRequestedWith = request.getHeader("X-Requested-With");
    // Principal principal = UserUtils.getPrincipal();

    // ?
    return ((accept != null && accept.indexOf("application/json") != -1
            || (xRequestedWith != null && xRequestedWith.indexOf("XMLHttpRequest") != -1)));
    // || (principal != null && principal.isMobileLogin())));
}

From source file:BrowserDetect.java

/**
 * This method is for debugging only/* w  w  w .j a  va 2  s .  c  o  m*/
 */
public static String getUserAgentDebugString(HttpServletRequest request) {
    String userAgent = request.getHeader("user-agent");

    int version = getMajorVersionAssumingIE(userAgent);
    if (version != -1) {
        return "IE/" + version;
    }

    version = getMajorVersionAssumingGecko(userAgent);
    if (version != -1) {
        return "Gecko/" + version;
    }

    version = getMajorVersionAssumingAppleWebKit(userAgent);
    if (version != -1) {
        return "WebKit/" + version;
    }

    version = getMajorVersionAssumingOpera(userAgent);
    if (version != -1) {
        return "Opera/" + version;
    }

    return "Unknown: (" + userAgent + ")";
}

From source file:com.liusoft.dlog4j.util.RequestUtils.java

/**
 * ??Mozilla//from   w  ww  .jav  a 2 s .c  om
 * @param req
 * @return
 */
public static boolean isMozillaCompatible(HttpServletRequest req) {
    String user_agent = req.getHeader("user-agent");
    return user_agent == null || user_agent.indexOf("Mozilla") != -1;
}

From source file:com.ge.predix.web.cors.CORSFilter.java

static boolean isXhrRequest(final HttpServletRequest request) {
    String xRequestedWith = request.getHeader("X-Requested-With");
    String accessControlRequestHeaders = request.getHeader("Access-Control-Request-Headers");
    return StringUtils.hasText(xRequestedWith) || (StringUtils.hasText(accessControlRequestHeaders)
            && containsHeader(accessControlRequestHeaders, "X-Requested-With"));
}

From source file:com.threewks.thundr.request.servlet.ServletSupport.java

public static String getHeader(String name, HttpServletRequest req) {
    return req.getHeader(name);
}

From source file:edu.usu.sdl.openstorefront.common.util.NetworkUtil.java

/**
 * Get the correct client ip from a request
 *
 * @param request//from  ww  w .ja va  2  s  .c  o  m
 * @return client ip or N/A if not found
 */
public static String getClientIp(HttpServletRequest request) {
    String clientIp = OpenStorefrontConstant.NOT_AVAILABLE;
    if (request != null) {
        clientIp = request.getRemoteAddr();

        //Check for header ip it may be forwarded by a proxy
        String clientIpFromHeader = request.getHeader("x-forwarded-for");
        if (StringUtils.isNotBlank(clientIpFromHeader)) {
            clientIp = clientIp + " Forward for: " + clientIpFromHeader;
        } else {
            clientIpFromHeader = request.getHeader("x-real-ip");
            if (StringUtils.isNotBlank(clientIpFromHeader)) {
                clientIp = clientIp + " X-real IP: " + clientIpFromHeader;
            }
        }
    }
    return clientIp;
}

From source file:io.lavagna.web.security.CSFRFilter.java

private static ImmutablePair<Boolean, ImmutablePair<Integer, String>> checkCSRF(HttpServletRequest request)
        throws IOException {
    String expectedToken = (String) request.getSession().getAttribute(CSRFToken.CSRF_TOKEN);
    String token = request.getHeader(CSRF_TOKEN_HEADER);
    if (token == null) {
        token = request.getParameter(CSRF_FORM_PARAMETER);
    }//w w  w .  j av a2s  .  c  o m

    if (token == null) {
        return of(false, of(HttpServletResponse.SC_FORBIDDEN, "missing token in header or parameter"));
    }
    if (expectedToken == null) {
        return of(false, of(HttpServletResponse.SC_FORBIDDEN, "missing token from session"));
    }
    if (!safeArrayEquals(token.getBytes("UTF-8"), expectedToken.getBytes("UTF-8"))) {
        return of(false, of(HttpServletResponse.SC_FORBIDDEN, "token is not equal to expected"));
    }

    return of(true, null);
}