Example usage for javax.servlet.http HttpServletRequest getHeaderNames

Introduction

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

Prototype

public Enumeration<String> getHeaderNames();

Source Link

Document

Returns an enumeration of all the header names this request contains.

Usage

From source file:irille.pub.verify.RandomImageServlet.java

public static String getHeader(HttpServletRequest req, String name) {
    String value = req.getHeader(name);
    if (value != null)
        return value;
    Enumeration names = req.getHeaderNames();
    while (names.hasMoreElements()) {
        String n = (String) names.nextElement();
        if (n.equalsIgnoreCase(name)) {
            return req.getHeader(n);
        }// w w w.java 2s.  c om
    }
    return null;
}

From source file:org.opendatakit.odktables.util.ServiceUtils.java

@SuppressWarnings({ "rawtypes", "unused" })
public static void examineRequest(ServletContext sc, HttpServletRequest req) {
    Log logger = LogFactory.getLog(ServiceUtils.class);

    Enumeration headers = req.getHeaderNames();
    StringBuilder b = new StringBuilder();
    while (headers.hasMoreElements()) {
        String headerName = (String) headers.nextElement();
        Enumeration fieldValues = req.getHeaders(headerName);
        while (fieldValues.hasMoreElements()) {
            String fieldValue = (String) fieldValues.nextElement();
            b.append(headerName).append(": ").append(fieldValue).append("\n");
        }//w ww . j a v a 2s  .c o  m
    }

    String contentType = req.getContentType();
    logger.info("Content type: " + contentType);

    String charEncoding = req.getCharacterEncoding();
    logger.info("Character encoding: " + charEncoding);

    String headerSet = b.toString();
    logger.info("Headers: " + headerSet);

    Cookie[] cookies = req.getCookies();
    logger.info("Cookies: " + cookies);

    String method = req.getMethod();
    logger.info("Method: " + method);

    String ctxtPath = req.getContextPath();
    logger.info("Context Path: " + ctxtPath);

    String pathInfo = req.getPathInfo();
    logger.info("Path Info: " + pathInfo);

    String query = req.getQueryString();
    logger.info("Query String: " + query);

    String ace = req.getHeader(ApiConstants.ACCEPT_CONTENT_ENCODING_HEADER);
    boolean sessionId = req.isRequestedSessionIdValid();
}

From source file:org.ambraproject.wombat.util.HttpMessageUtil.java

/**
 * Return a list of headers from a request, using an optional whitelist
 *
 * @param request a request/*from   w  w  w . j  a va 2  s .com*/
 * @return its headers
 */
public static Collection<Header> getRequestHeaders(HttpServletRequest request,
        ImmutableSet<String> headerWhitelist) {
    Enumeration headerNames = request.getHeaderNames();
    List<Header> headers = Lists.newArrayList();
    while (headerNames.hasMoreElements()) {
        String headerName = (String) headerNames.nextElement();
        if (headerWhitelist.contains(headerName)) {
            String headerValue = request.getHeader(headerName);
            headers.add(new BasicHeader(headerName, headerValue));
        }
    }
    return headers;
}

From source file:org.openo.nfvo.resmanagement.common.util.request.RequestUtil.java

/**
 * Get the context header<br/>/* w  w w . j a v a2  s  .c  o m*/
 *
 * @param context
 *         The http context
 * @return Map context header
 * @since NFVO 0.5
 */
@SuppressWarnings("unchecked")
private static Map<String, String> getContextHeader(HttpServletRequest context) {
    Map<String, String> header = new HashMap<String, String>();
    Enumeration<String> headerNames = context.getHeaderNames();
    while (headerNames.hasMoreElements()) {
        String headerName = headerNames.nextElement();
        String value = context.getHeader(headerName);
        header.put(headerName, value);
    }
    return header;
}

From source file:org.carewebframework.ui.util.RequestUtil.java

/**
 * Logs at trace level the request headers
 * /* w  w w .  j a  v  a2 s .c  om*/
 * @throws IllegalStateException if called outside scope of an HttpServletRequest
 */
public static void logHeaderNames() throws IllegalStateException {
    final HttpServletRequest request = assertRequest();
    final Enumeration<?> enumeration = request.getHeaderNames();
    while (enumeration.hasMoreElements()) {
        final String headerName = (String) enumeration.nextElement();
        log.trace(String.format("HeaderName: %s", headerName));
    }
}

From source file:com.pushinginertia.commons.net.util.HttpServletRequestUtils.java

/**
 * Converts all of the headers in a request to a newline-separated string of name-value pairs. This is required
 * because not all implementations of {@link javax.servlet.http.HttpServletRequest} implement the toString method.
 * @param req request received from the user agent
 * @return null if req is null//  w w  w. j av a  2s .  c  o  m
 */
public static String toString(final HttpServletRequest req) {
    ValidateAs.notNull(req, "req");

    final StringBuilder sb = new StringBuilder();
    for (Enumeration<String> headerNames = req.getHeaderNames(); headerNames.hasMoreElements();) {
        final String headerName = headerNames.nextElement();
        for (Enumeration<String> headers = req.getHeaders(headerName); headers.hasMoreElements();) {
            final String value = headers.nextElement();
            sb.append(headerName).append('=').append(value).append('\n');
        }
    }
    return sb.toString();
}

From source file:org.sonar.server.authentication.SsoAuthenticator.java

private static Map<String, String> getHeaders(HttpServletRequest request) {
    Map<String, String> headers = new HashMap<>();
    Collections.list(request.getHeaderNames())
            .forEach(header -> headers.put(header.toLowerCase(Locale.ENGLISH), request.getHeader(header)));
    return headers;
}

From source file:edu.utah.further.i2b2.hook.further.web.ServletUtil.java

/**
 * @param request/*from w  w w.ja v a2 s .  c  o m*/
 */
public static void printRequestHeaders(final HttpServletRequest request) {
    log.debug("Request headers:");
    final Enumeration<?> headerNames = request.getHeaderNames();
    while (headerNames.hasMoreElements()) {
        final String name = (String) headerNames.nextElement();
        log.debug(name + " = " + request.getHeader(name));
    }
}

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

/**
 * ??/*from   www .j a  v  a  2s  .  c om*/
 * @param out
 * @param req
 */
public static void dumpHeaders(PrintStream out, HttpServletRequest req) {
    Enumeration names = req.getHeaderNames();
    while (names.hasMoreElements()) {
        String name = (String) names.nextElement();
        out.println(name + "=" + req.getHeader(name));
    }
}

From source file:org.artifactory.common.wicket.util.WicketUtils.java

public static Map<String, String> getHeadersMap() {
    Map<String, String> map = new HashMap<>();
    HttpServletRequest request = getHttpServletRequest();
    if (request != null) {
        Enumeration headerNames = request.getHeaderNames();
        while (headerNames.hasMoreElements()) {
            String headerName = (String) headerNames.nextElement();
            map.put(headerName.toUpperCase(), request.getHeader(headerName));
        }/*  w  ww. ja va2  s  .  c o  m*/
    }
    return map;
}