Example usage for javax.servlet.http HttpServletRequest getHeaders

Introduction

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

Prototype

public Enumeration<String> getHeaders(String name);

Source Link

Document

Returns all the values of the specified request header as an Enumeration of String objects.

Usage

From source file:org.craftercms.commons.http.HttpUtils.java

/**
 * Creates a map from the headers in the specified request. Multi value headers will be in an array.
 *
 * @param request the request/*from w w w . j  a  va 2s . c o  m*/
 */
public static Map<String, Object> createHeadersMap(HttpServletRequest request) {
    Map<String, Object> headersMap = new HashMap<>();
    for (Enumeration headerNameEnum = request.getHeaderNames(); headerNameEnum.hasMoreElements();) {
        String headerName = (String) headerNameEnum.nextElement();
        List<String> headerValues = new ArrayList<String>();

        CollectionUtils.addAll(headerValues, request.getHeaders(headerName));

        if (headerValues.size() == 1) {
            headersMap.put(headerName, headerValues.get(0));
        } else {
            headersMap.put(headerName, headerValues.toArray(new String[headerValues.size()]));
        }
    }

    return headersMap;
}

From source file:org.eclipse.om2m.binding.http.RestHttpServlet.java

public static String httpRequestToString(HttpServletRequest request, String content) {
    String heads = "{\n";
    Enumeration<String> headerNames = request.getHeaderNames();

    while (headerNames.hasMoreElements()) {

        String headerName = headerNames.nextElement();
        heads += "\t" + (headerName) + ": ";

        Enumeration<String> headers = request.getHeaders(headerName);
        while (headers.hasMoreElements()) {
            String headerValue = headers.nextElement();
            heads += headerValue + "\n";
        }/*from  www.  j  a v a 2  s. co m*/
    }
    heads += "}";
    return "HttpRequest [method=" + request.getMethod() + ", URI=" + request.getRequestURI()
            + ", representation=" + content + ", queryString=" + request.getQueryString() + ", headers :\n"
            + heads + "]";
}

From source file:com.gargoylesoftware.htmlunit.javascript.host.xml.XMLHttpRequest3Test.java

static String headers(final HttpServletRequest request) {
    final StringBuilder text = new StringBuilder();
    text.append("Headers: ");
    final Enumeration<String> headerNames = request.getHeaderNames();
    while (headerNames.hasMoreElements()) {
        final String name = headerNames.nextElement();
        text.append(name);//from w  ww  . j  a va2s  .  c om
        text.append('=');
        final Enumeration<String> headers = request.getHeaders(name);
        while (headers.hasMoreElements()) {
            final String header = headers.nextElement();
            text.append(header);
            text.append(',');
        }
        text.append(';');
    }
    return text.toString();
}

From source file:framework.GlobalHelpers.java

public static List<String> headers(String name) {
    // TODO Move this code somewhere else
    HttpServletRequest req = req().getRequest();
    return Collections.list(req.getHeaders(name));
}

From source file:org.occiware.mart.servlet.utils.ServletUtils.java

/**
 * Get headers from http javax servlet request.
 *
 * @param request//from w  w w.  j a  va2 s . c  om
 * @return
 */
public static HeaderPojo getRequestHeaders(HttpServletRequest request) {

    HeaderPojo headerPojo;
    Map<String, List<String>> map = new LinkedHashMap<>();

    Enumeration headerNames = request.getHeaderNames();
    while (headerNames.hasMoreElements()) {
        List<String> elements = new LinkedList<>();
        String key = (String) headerNames.nextElement();
        Enumeration<String> values = request.getHeaders(key);
        while (values.hasMoreElements()) {
            elements.add(values.nextElement());
        }
        map.put(key, elements);
    }
    headerPojo = new HeaderPojo(map);

    return headerPojo;
}

From source file:org.openlaszlo.utils.LZHttpUtils.java

/** Add request headers into method. 
 *
 * @param req http servlet request object
 * @param method method to insert request headers into 
 *//*  w ww.ja v a 2s.co m*/
static public void proxyRequestHeaders(HttpServletRequest req, HttpMethodBase method) {
    mLogger.debug("proxyRequestHeaders");

    // Copy all headers, if the servlet container allows, otherwise just
    // copy the cookie header and log a message.
    Enumeration<?> headerNames = req.getHeaderNames();
    if (headerNames != null) {

        // Connection header tokens not to forward
        Enumeration<?> connEnum = req.getHeaders(CONNECTION);

        while (headerNames.hasMoreElements()) {
            String key = (String) headerNames.nextElement();
            if (allowForward(key, connEnum)) {
                String val = (String) req.getHeader(key);
                method.addRequestHeader(key, val);
                mLogger.debug("  " + key + "=" + val);
            }
        }

    } else {
        mLogger.warn(
                /* (non-Javadoc)
                 * @i18n.test
                 * @org-mes="Can't get header names to proxy request headers"
                 */
                org.openlaszlo.i18n.LaszloMessages.getMessage(LZHttpUtils.class.getName(), "051018-237"));

        Enumeration<?> cookieEnum = req.getHeaders(COOKIE);
        if (cookieEnum != null) {
            while (cookieEnum.hasMoreElements()) {
                String val = (String) cookieEnum.nextElement();
                method.addRequestHeader(COOKIE, val);
                mLogger.debug("  Cookie=" + val);
            }
        }

        Enumeration<?> authEnum = req.getHeaders(AUTHORIZATION);
        if (authEnum != null) {
            while (authEnum.hasMoreElements()) {
                String val = (String) authEnum.nextElement();
                method.addRequestHeader(AUTHORIZATION, val);
                mLogger.debug("  Authorization=" + val);
            }
        }
    }
}

From source file:com.indeed.imhotep.web.QueryServlet.java

private static String getForwardedForIPAddress(final HttpServletRequest req,
        final String forwardForHeaderName) {
    final Enumeration headers = req.getHeaders(forwardForHeaderName);
    String value = null;//  w  w w .  j  a  v a2 s  .  com
    while (headers.hasMoreElements()) {
        value = (String) headers.nextElement();
    }
    return value;
}

From source file:edu.usu.sdl.openstorefront.security.HeaderRealm.java

public static boolean handleHeaderLogin(HttpServletRequest request) {
    boolean loginSuccessful = false;

    final String STUB_HEADER = "X_STUBHEADER_X";
    if (isUsingHeaderRealm()) {
        HeaderAuthToken headerAuthToken = new HeaderAuthToken();
        headerAuthToken.setRequest(request);
        headerAuthToken//from w ww .  j a v a 2 s .c  om
                .setAdminGroupName(PropertiesManager.getValue(PropertiesManager.KEY_OPENAM_HEADER_ADMIN_GROUP));
        headerAuthToken.setEmail(request
                .getHeader(PropertiesManager.getValue(PropertiesManager.KEY_OPENAM_HEADER_EMAIL, STUB_HEADER)));
        headerAuthToken.setFirstname(request.getHeader(
                PropertiesManager.getValue(PropertiesManager.KEY_OPENAM_HEADER_FIRSTNAME, STUB_HEADER)));

        Enumeration<String> groupValues = request
                .getHeaders(PropertiesManager.getValue(PropertiesManager.KEY_OPENAM_HEADER_GROUP, STUB_HEADER));
        StringBuilder group = new StringBuilder();
        while (groupValues.hasMoreElements()) {
            group.append(groupValues.nextElement());
            group.append(" | ");
        }

        headerAuthToken.setGroup(group.toString());
        headerAuthToken.setGuid(request.getHeader(
                PropertiesManager.getValue(PropertiesManager.KEY_OPENAM_HEADER_LDAPGUID, STUB_HEADER)));
        headerAuthToken.setLastname(request.getHeader(
                PropertiesManager.getValue(PropertiesManager.KEY_OPENAM_HEADER_LASTNAME, STUB_HEADER)));
        headerAuthToken.setOrganization(request.getHeader(
                PropertiesManager.getValue(PropertiesManager.KEY_OPENAM_HEADER_ORGANIZATION, STUB_HEADER)));
        headerAuthToken.setUsername(request.getHeader(
                PropertiesManager.getValue(PropertiesManager.KEY_OPENAM_HEADER_USERNAME, STUB_HEADER)));

        try {
            Subject currentUser = SecurityUtils.getSubject();
            currentUser.login(headerAuthToken);
            loginSuccessful = true;
        } catch (Exception ex) {
            log.log(Level.WARNING, "Login failed on header; Check configuration, if needed", ex);
        }
    }

    return loginSuccessful;
}

From source file:ca.uhn.fhir.rest.server.RestfulServerUtils.java

public static Set<String> parseAcceptHeaderAndReturnHighestRankedOptions(HttpServletRequest theRequest) {
    Set<String> retVal = new HashSet<String>();

    Enumeration<String> acceptValues = theRequest.getHeaders(Constants.HEADER_ACCEPT);
    if (acceptValues != null) {
        float bestQ = -1f;
        while (acceptValues.hasMoreElements()) {
            String nextAcceptHeaderValue = acceptValues.nextElement();
            Matcher m = ACCEPT_HEADER_PATTERN.matcher(nextAcceptHeaderValue);
            float q = 1.0f;
            while (m.find()) {
                String contentTypeGroup = m.group(1);
                if (isNotBlank(contentTypeGroup)) {

                    String name = m.group(3);
                    String value = m.group(4);
                    if (name != null && value != null) {
                        if ("q".equals(name)) {
                            try {
                                q = Float.parseFloat(value);
                                q = Math.max(q, 0.0f);
                            } catch (NumberFormatException e) {
                                ourLog.debug("Invalid Accept header q value: {}", value);
                            }//from  ww w.  j av  a 2  s  . co  m
                        }
                    }

                    if (q > bestQ) {
                        retVal.clear();
                        bestQ = q;
                    }

                    if (q == bestQ) {
                        retVal.add(contentTypeGroup.trim());
                    }

                }

                if (!",".equals(m.group(5))) {
                    break;
                }
            }

        }
    }

    return retVal;
}

From source file:flex.messaging.services.http.proxy.RequestFilter.java

/**
 * Copy HTTP request headers to the endpoint.
 * @param context the context//  w  w  w .ja  v a  2  s  . co m
 */
public static void copyHeadersToEndpoint(ProxyContext context) {
    HttpServletRequest clientRequest = FlexContext.getHttpRequest();
    if (clientRequest != null) {
        Enumeration headerNames = clientRequest.getHeaderNames();
        while (headerNames.hasMoreElements()) {
            String headerName = (String) headerNames.nextElement();
            if (RequestUtil.ignoreHeader(headerName, context)) {
                continue;
            }

            Enumeration headers = clientRequest.getHeaders(headerName);
            while (headers.hasMoreElements()) {
                String value = (String) headers.nextElement();
                context.getHttpMethod().addRequestHeader(headerName, value);

                if (Log.isInfo()) {
                    Log.getLogger(HTTPProxyService.LOG_CATEGORY)
                            .debug("-- Header in request: " + headerName + " : " + value);
                }
            }
        }
    }
}