Example usage for javax.servlet.http HttpServletRequest getHeaders

List of usage examples for javax.servlet.http HttpServletRequest getHeaders

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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:be.milieuinfo.core.proxy.controller.ProxyServlet.java

/** Copy request headers from the servlet client to the proxy request. */
protected void copyRequestHeaders(HttpServletRequest servletRequest, HttpRequest proxyRequest) {
    // Get an Enumeration of all of the header names sent by the client
    Enumeration enumerationOfHeaderNames = servletRequest.getHeaderNames();
    while (enumerationOfHeaderNames.hasMoreElements()) {
        String headerName = (String) enumerationOfHeaderNames.nextElement();
        //Instead the content-length is effectively set via InputStreamEntity
        if (headerName.equalsIgnoreCase(HttpHeaders.CONTENT_LENGTH))
            continue;
        if (hopByHopHeaders.containsHeader(headerName))
            continue;
        // As per the Java Servlet API 2.5 documentation:
        //      Some headers, such as Accept-Language can be sent by clients
        //      as several headers each with a different value rather than
        //      sending the header as a comma separated list.
        // Thus, we get an Enumeration of the header values sent by the client
        Enumeration headers = servletRequest.getHeaders(headerName);
        while (headers.hasMoreElements()) {
            String headerValue = (String) headers.nextElement();
            // In case the proxy host is running multiple virtual servers,
            // rewrite the Host header to ensure that we get content from
            // the correct virtual server
            if (headerName.equalsIgnoreCase(HttpHeaders.HOST)) {
                HttpHost host = URIUtils.extractHost(this.targetUri);
                headerValue = host.getHostName();
                if (host.getPort() != -1)
                    headerValue += ":" + host.getPort();
            }//  ww w .  j a va  2  s .  co m
            proxyRequest.addHeader(headerName, headerValue);
        }
    }
}

From source file:org.fcrepo.server.access.FedoraAccessServlet.java

/**
 * <p>/*from w  w  w . ja  va  2s.  c  om*/
 * This method calls the Fedora Access Subsystem to retrieve a MIME-typed
 * stream corresponding to the dissemination request.
 * </p>
 *
 * @param context
 *        The read only context of the request.
 * @param PID
 *        The persistent identifier of the Digital Object.
 * @param sDefPID
 *        The persistent identifier of the Service Definition object.
 * @param methodName
 *        The method name.
 * @param userParms
 *        An array of user-supplied method parameters.
 * @param asOfDateTime
 *        The version datetime stamp of the digital object.
 * @param response
 *        The servlet response.
 * @param request
 *        The servlet request.
 * @throws IOException
 *         If an error occurrs with an input or output operation.
 * @throws ServerException
 *         If an error occurs in the Access Subsystem.
 */
public void getDissemination(Context context, String PID, String sDefPID, String methodName,
        Property[] userParms, Date asOfDateTime, HttpServletResponse response, HttpServletRequest request)
        throws IOException, ServerException {
    ServletOutputStream out = null;
    MIMETypedStream dissemination = null;
    dissemination = m_access.getDissemination(context, PID, sDefPID, methodName, userParms, asOfDateTime);
    out = response.getOutputStream();
    try {
        // testing to see what's in request header that might be of interest
        if (logger.isDebugEnabled()) {
            for (Enumeration<?> e = request.getHeaderNames(); e.hasMoreElements();) {
                String name = (String) e.nextElement();
                Enumeration<?> headerValues = request.getHeaders(name);
                StringBuffer sb = new StringBuffer();
                while (headerValues.hasMoreElements()) {
                    sb.append((String) headerValues.nextElement());
                }
                String value = sb.toString();
                logger.debug("FEDORASERVLET REQUEST HEADER CONTAINED: {} : {}", name, value);
            }
        }

        // Dissemination was successful;
        // Return MIMETypedStream back to browser client
        if (dissemination.getStatusCode() == HttpStatus.SC_MOVED_TEMPORARILY) {
            String location = "";
            for (Property prop : dissemination.header) {
                if (prop.name.equalsIgnoreCase(HttpHeaders.LOCATION)) {
                    location = prop.value;
                    break;
                }
            }

            response.sendRedirect(location);
        } else {
            response.setContentType(dissemination.getMIMEType());
            Property[] headerArray = dissemination.header;
            if (headerArray != null) {
                for (int i = 0; i < headerArray.length; i++) {
                    if (headerArray[i].name != null
                            && !headerArray[i].name.equalsIgnoreCase("transfer-encoding")
                            && !headerArray[i].name.equalsIgnoreCase("content-type")) {
                        response.addHeader(headerArray[i].name, headerArray[i].value);
                        logger.debug(
                                "THIS WAS ADDED TO FEDORASERVLET  RESPONSE HEADER FROM ORIGINATING  PROVIDER {} : {}",
                                headerArray[i].name, headerArray[i].value);
                    }
                }
            }
            int byteStream = 0;
            logger.debug("Started reading dissemination stream");
            InputStream dissemResult = dissemination.getStream();
            byte[] buffer = new byte[BUF];
            while ((byteStream = dissemResult.read(buffer)) != -1) {
                out.write(buffer, 0, byteStream);
            }
            buffer = null;
            dissemResult.close();
            dissemResult = null;
            out.flush();
            out.close();
            logger.debug("Finished reading dissemination stream");
        }
    } finally {
        dissemination.close();
    }
}

From source file:net.oauth.signature.GoogleCodeCompatibilityTests.java

/**
 * tests compatibility of calculating the signature base string.
 *//*ww w.  j a  v  a 2 s. c o  m*/
@Test
public void testCalculateSignatureBaseString() throws Exception {
    final String baseUrl = "http://www.springframework.org/schema/security/";
    CoreOAuthProviderSupport support = new CoreOAuthProviderSupport() {
        @Override
        protected String getBaseUrl(HttpServletRequest request) {
            return baseUrl;
        }
    };

    Map<String, String[]> parameterMap = new HashMap<String, String[]>();
    parameterMap.put("a", new String[] { "value-a" });
    parameterMap.put("b", new String[] { "value-b" });
    parameterMap.put("c", new String[] { "value-c" });
    parameterMap.put("param[1]", new String[] { "aaa", "bbb" });

    when(request.getParameterNames()).thenReturn(Collections.enumeration(parameterMap.keySet()));
    for (Map.Entry<String, String[]> param : parameterMap.entrySet()) {
        when(request.getParameterValues(param.getKey())).thenReturn(param.getValue());
    }

    String header = "OAuth realm=\"http://sp.example.com/\","
            + "                oauth_consumer_key=\"0685bd9184jfhq22\","
            + "                oauth_token=\"ad180jjd733klru7\","
            + "                oauth_signature_method=\"HMAC-SHA1\","
            + "                oauth_signature=\"wOJIO9A2W5mFwDgiDvZbTSMK%2FPY%3D\","
            + "                oauth_timestamp=\"137131200\"," + "                oauth_callback=\""
            + OAuthCodec.oauthEncode("http://myhost.com/callback") + "\","
            + "                oauth_nonce=\"4572616e48616d6d65724c61686176\","
            + "                oauth_version=\"1.0\"";
    when(request.getHeaders("Authorization")).thenReturn(Collections.enumeration(Arrays.asList(header)));
    when(request.getMethod()).thenReturn("GET");
    String ours = support.getSignatureBaseString(request);

    when(request.getHeaders("Authorization")).thenReturn(Collections.enumeration(Arrays.asList(header)));
    when(request.getParameterMap()).thenReturn(parameterMap);
    when(request.getHeaderNames()).thenReturn(null);
    OAuthMessage message = OAuthServlet.getMessage(request, baseUrl);

    String theirs = OAuthSignatureMethod.getBaseString(message);
    assertEquals(theirs, ours);
}

From source file:io.fabric8.gateway.servlet.ProxyServlet.java

/**
 * Retrieves all of the headers from the servlet request and sets them on
 * the proxy request//from  w w w . j a va2  s  .c  om
 *
 * @param proxyDetails
 * @param httpServletRequest     The request object representing the client's
 *                               request to the servlet engine
 * @param httpMethodProxyRequest The request that we are about to send to
 */
private void setProxyRequestHeaders(ProxyDetails proxyDetails, HttpServletRequest httpServletRequest,
        HttpMethod httpMethodProxyRequest) {
    // Get an Enumeration of all of the header names sent by the client
    Enumeration<?> enumerationOfHeaderNames = httpServletRequest.getHeaderNames();
    while (enumerationOfHeaderNames.hasMoreElements()) {
        String stringHeaderName = (String) enumerationOfHeaderNames.nextElement();

        if (stringHeaderName.equalsIgnoreCase(STRING_CONTENT_LENGTH_HEADER_NAME)
                || ProxySupport.isHopByHopHeader(stringHeaderName))
            continue;
        // As per the Java Servlet API 2.5 documentation:
        //      Some headers, such as Accept-Language can be sent by clients
        //      as several headers each with a different value rather than
        //      sending the header as a comma separated list.
        // Thus, we get an Enumeration of the header values sent by the client
        Enumeration<?> enumerationOfHeaderValues = httpServletRequest.getHeaders(stringHeaderName);
        while (enumerationOfHeaderValues.hasMoreElements()) {
            String stringHeaderValue = (String) enumerationOfHeaderValues.nextElement();
            // In case the proxy host is running multiple virtual servers,
            // rewrite the Host header to ensure that we get content from
            // the correct virtual server
            if (stringHeaderName.equalsIgnoreCase(STRING_HOST_HEADER_NAME)) {
                stringHeaderValue = proxyDetails.getProxyHostAndPort();
            }
            Header header = new Header(stringHeaderName, stringHeaderValue);
            // Set the same header on the proxy request
            httpMethodProxyRequest.setRequestHeader(header);
        }
    }
}

From source file:org.jboss.orion.openshift.server.proxy.JsonProxyServlet.java

/**
 * Retrieves all of the headers from the servlet request and sets them on
 * the proxy request/*from   ww  w .j  av  a  2s  .  c  o  m*/
 *
 * @param proxyDetails
 * @param httpServletRequest     The request object representing the client's
 *                               request to the servlet engine
 * @param httpMethodProxyRequest The request that we are about to send to
 */
private void setProxyRequestHeaders(ProxyDetails proxyDetails, HttpServletRequest httpServletRequest,
        HttpMethod httpMethodProxyRequest) {
    // Get an Enumeration of all of the header names sent by the client
    Enumeration<?> enumerationOfHeaderNames = httpServletRequest.getHeaderNames();
    while (enumerationOfHeaderNames.hasMoreElements()) {
        String stringHeaderName = (String) enumerationOfHeaderNames.nextElement();

        if (stringHeaderName.equalsIgnoreCase(STRING_CONTENT_LENGTH_HEADER_NAME)
                || ProxySupport.isHopByHopHeader(stringHeaderName))
            continue;
        // As per the Java Servlet API 2.5 documentation:
        //      Some headers, such as Accept-Language can be sent by clients
        //      as several headers each with a different value rather than
        //      sending the header as a comma separated list.
        // Thus, we get an Enumeration of the header values sent by the client
        Enumeration<?> enumerationOfHeaderValues = httpServletRequest.getHeaders(stringHeaderName);
        while (enumerationOfHeaderValues.hasMoreElements()) {
            String stringHeaderValue = (String) enumerationOfHeaderValues.nextElement();
            // In case the proxy host is running multiple virtual servers,
            // rewrite the Host header to ensure that we get content from
            // the correct virtual server
            if (stringHeaderName.equalsIgnoreCase(STRING_HOST_HEADER_NAME)) {
                stringHeaderValue = proxyDetails.getProxyHostAndPort();
            }
            Header header = new Header(stringHeaderName, stringHeaderValue);
            // Set the same header on the proxy request
            httpMethodProxyRequest.setRequestHeader(header);
        }
        httpMethodProxyRequest.setRequestHeader("Accept-Encoding", "");
    }
}

From source file:gov.loc.ndmso.proxyfilter.RequestProxy.java

private static HttpMethod setupProxyRequest(final HttpServletRequest hsRequest, final URL targetUrl)
        throws IOException {
    final String methodName = hsRequest.getMethod();
    final HttpMethod method;
    if ("POST".equalsIgnoreCase(methodName)) {
        PostMethod postMethod = new PostMethod();
        InputStreamRequestEntity inputStreamRequestEntity = new InputStreamRequestEntity(
                hsRequest.getInputStream());
        postMethod.setRequestEntity(inputStreamRequestEntity);
        method = postMethod;/*from   w  w w. ja  va  2s.c o m*/
    } else if ("GET".equalsIgnoreCase(methodName)) {
        method = new GetMethod();
    } else {
        // log.warn("Unsupported HTTP method requested: " + hsRequest.getMethod());
        return null;
    }

    method.setFollowRedirects(false);
    method.setPath(targetUrl.getPath());
    method.setQueryString(targetUrl.getQuery());

    @SuppressWarnings("unchecked")
    Enumeration<String> e = hsRequest.getHeaderNames();
    if (e != null) {
        while (e.hasMoreElements()) {
            String headerName = e.nextElement();
            if ("host".equalsIgnoreCase(headerName)) {
                //the host value is set by the http client
                continue;
            } else if ("content-length".equalsIgnoreCase(headerName)) {
                //the content-length is managed by the http client
                continue;
            } else if ("accept-encoding".equalsIgnoreCase(headerName)) {
                //the accepted encoding should only be those accepted by the http client.
                //The response stream should (afaik) be deflated. If our http client does not support
                //gzip then the response can not be unzipped and is delivered wrong.
                continue;
            } else if (headerName.toLowerCase().startsWith("cookie")) {
                //fixme : don't set any cookies in the proxied request, this needs a cleaner solution
                continue;
            }

            @SuppressWarnings("unchecked")
            Enumeration<String> values = hsRequest.getHeaders(headerName);
            while (values.hasMoreElements()) {
                String headerValue = values.nextElement();
                // log.info("setting proxy request parameter:" + headerName + ", value: " + headerValue);
                method.addRequestHeader(headerName, headerValue);
            }
        }
    }

    // add rs5/tomcat5 request header for ML
    method.addRequestHeader("X-Via", "tomcat5");

    // log.info("proxy query string " + method.getQueryString());
    return method;
}

From source file:org.codeartisans.proxilet.Proxilet.java

/**
 * Retreives all of the headers from the servlet request and sets them on the proxy request.
 *
 * @param httpServletRequest        The request object representing the client's request to the servlet engine
 * @param httpMethodProxyRequest    The request that we are about to send to the proxy host
 *//*from  w  w w .  j a  v  a  2  s.c o  m*/
@SuppressWarnings("unchecked")
private void setProxyRequestHeaders(HttpServletRequest httpServletRequest, HttpMethod httpMethodProxyRequest) {
    // Get an Enumeration of all of the header names sent by the client
    Enumeration<String> enumerationOfHeaderNames = httpServletRequest.getHeaderNames();
    while (enumerationOfHeaderNames.hasMoreElements()) {
        String stringHeaderName = enumerationOfHeaderNames.nextElement();
        if (stringHeaderName.equalsIgnoreCase(HEADER_CONTENT_LENGTH)) {
            continue;
        }
        // As per the Java Servlet API 2.5 documentation:
        // Some headers, such as Accept-Language can be sent by clients
        // as several headers each with a different value rather than
        // sending the header as a comma separated list.
        // Thus, we get an Enumeration of the header values sent by the client
        Enumeration<String> enumerationOfHeaderValues = httpServletRequest.getHeaders(stringHeaderName);
        while (enumerationOfHeaderValues.hasMoreElements()) {
            String stringHeaderValue = enumerationOfHeaderValues.nextElement();
            // In case the proxy host is running multiple virtual servers,
            // rewrite the Host header to ensure that we get content from
            // the correct virtual server
            if (stringHeaderName.equalsIgnoreCase(HEADER_HOST)) {
                stringHeaderValue = getProxyHostAndPort();
            }
            Header header = new Header(stringHeaderName, stringHeaderValue);
            // Set the same header on the proxy request
            httpMethodProxyRequest.setRequestHeader(header);
        }
    }
}

From source file:net.bull.javamelody.TestMonitoringFilter.java

private void monitoring(Map<HttpParameter, String> parameters, boolean checkResultContent)
        throws IOException, ServletException {
    final HttpServletRequest request = createNiceMock(HttpServletRequest.class);
    expect(request.getRequestURI()).andReturn("/test/monitoring").anyTimes();
    expect(request.getRequestURL()).andReturn(new StringBuffer("/test/monitoring")).anyTimes();
    expect(request.getContextPath()).andReturn(CONTEXT_PATH).anyTimes();
    expect(request.getRemoteAddr()).andReturn("here").anyTimes();
    final Random random = new Random();
    if (random.nextBoolean()) {
        expect(request.getHeaders("Accept-Encoding"))
                .andReturn(Collections.enumeration(Arrays.asList("application/gzip"))).anyTimes();
    } else {//from w  w w  . j a  va2 s .co  m
        expect(request.getHeaders("Accept-Encoding"))
                .andReturn(Collections.enumeration(Arrays.asList("text/html"))).anyTimes();
    }
    for (final Map.Entry<HttpParameter, String> entry : parameters.entrySet()) {
        if (HttpParameter.REQUEST == entry.getKey()) {
            expect(request.getHeader(entry.getKey().getName())).andReturn(entry.getValue()).anyTimes();
        } else {
            expect(entry.getKey().getParameterFrom(request)).andReturn(entry.getValue()).anyTimes();
        }
    }
    final Range range = Period.JOUR.getRange();
    final List<JavaInformations> javaInformationsList = Collections
            .singletonList(new JavaInformations(null, false));
    // getAttribute("range") et getAttribute("javaInformationsList") pour PdfController
    expect(request.getAttribute("range")).andReturn(range).anyTimes();
    expect(request.getAttribute("javaInformationsList")).andReturn(javaInformationsList).anyTimes();
    if (parameters.isEmpty() || HttpPart.JNLP.getName().equals(parameters.get(HttpParameter.PART))) {
        // dans au moins un cas on met un cookie
        final Cookie[] cookies = { new Cookie("dummy", "dummy"),
                new Cookie(PERIOD_COOKIE_NAME, Period.SEMAINE.getCode()), };
        expect(request.getCookies()).andReturn(cookies).anyTimes();
    }
    final HttpServletResponse response = createNiceMock(HttpServletResponse.class);
    final ByteArrayOutputStream output = new ByteArrayOutputStream();
    expect(response.getOutputStream()).andReturn(new FilterServletOutputStream(output)).anyTimes();
    final StringWriter stringWriter = new StringWriter();
    expect(response.getWriter()).andReturn(new PrintWriter(stringWriter)).anyTimes();
    final FilterChain chain = createNiceMock(FilterChain.class);

    replay(request);
    replay(response);
    replay(chain);
    monitoringFilter.doFilter(request, response, chain);
    verify(request);
    verify(response);
    verify(chain);

    if (checkResultContent) {
        assertTrue("result", output.size() != 0 || stringWriter.getBuffer().length() != 0);
    }
}

From source file:com.sourcesense.confluence.servlets.CMISProxyServlet.java

/**
 * Retrieves all of the headers from the servlet request and sets them on
 * the proxy request/*from w  ww.j av  a  2  s . c o m*/
 *
 * @param httpServletRequest     The request object representing the client's
 *                               request to the servlet engine
 * @param httpMethodProxyRequest The request that we are about to send to
 *                               the proxy host
 */
@SuppressWarnings("unchecked")
private void setProxyRequestHeaders(HttpServletRequest httpServletRequest, HttpMethod httpMethodProxyRequest) {
    // Get an Enumeration of all of the header names sent by the client
    Enumeration enumerationOfHeaderNames = httpServletRequest.getHeaderNames();
    while (enumerationOfHeaderNames.hasMoreElements()) {
        String stringHeaderName = (String) enumerationOfHeaderNames.nextElement();
        if (stringHeaderName.equalsIgnoreCase(STRING_CONTENT_LENGTH_HEADER_NAME)) {
            continue;
        }
        // As per the Java Servlet API 2.5 documentation:
        //          Some headers, such as Accept-Language can be sent by clients
        //          as several headers each with a different value rather than
        //          sending the header as a comma separated list.
        // Thus, we get an Enumeration of the header values sent by the client
        Enumeration enumerationOfHeaderValues = httpServletRequest.getHeaders(stringHeaderName);
        while (enumerationOfHeaderValues.hasMoreElements()) {
            String stringHeaderValue = (String) enumerationOfHeaderValues.nextElement();
            // In case the proxy host is running multiple virtual servers,
            // rewrite the Host header to ensure that we get content from
            // the correct virtual server
            if (stringHeaderName.equalsIgnoreCase(STRING_HOST_HEADER_NAME)) {
                stringHeaderValue = getProxyHostAndPort(httpServletRequest);
            }
            Header header = new Header(stringHeaderName, stringHeaderValue);
            // Set the same header on the proxy request
            httpMethodProxyRequest.setRequestHeader(header);
        }
    }
}

From source file:org.sakaiproject.nakamura.http.usercontent.ServerProtectionServiceImpl.java

/**
 * {@inheritDoc}/*www  .  java2 s.  c  o m*/
 * 
 * This method has no resource requirements to operate successfully allowing for it to
 * be called by a filter without any cost to resource resolution.
 * 
 * @see org.sakaiproject.nakamura.api.http.usercontent.ServerProtectionService#isMethodSafe(javax.servlet.http.HttpServletRequest,
 *      javax.servlet.http.HttpServletResponse)
 */
public boolean isMethodSafe(HttpServletRequest hrequest, HttpServletResponse hresponse) throws IOException {
    if (disableProtectionForDevMode) {
        LOGGER.warn("XSS Protection is disabled [isMethodSafe]");
        return true;
    }
    String method = hrequest.getMethod();
    boolean safeHost = isSafeHost(hrequest);

    // protect against POST originating from other domains, this assumes that there is no
    // browser bug in this area
    // and no flash bug.
    if (!("GET".equals(method) || "HEAD".equals(method))) {
        String path = hrequest.getRequestURI();
        for (String okPostStem : postWhiteList) {
            if (path.startsWith(okPostStem)) {
                return true;
            }
        }
        // check the Referer
        @SuppressWarnings("unchecked")
        Enumeration<String> referers = hrequest.getHeaders("Referer");
        String referer = null;
        if (referers == null || !referers.hasMoreElements()) {
            LOGGER.debug("No Referer header present ");
            hresponse.sendError(HttpServletResponse.SC_BAD_REQUEST,
                    "POST Requests with no Referer are not acceptable");
            return false;
        }
        referer = referers.nextElement();
        if (referer == null) {
            LOGGER.debug("No Referer header present, was null ");
            hresponse.sendError(HttpServletResponse.SC_BAD_REQUEST,
                    "POST Requests with no Referer are not acceptable");
            return false;
        }

        // Do we allow non get operations to this host ?
        if (safeHost) {
            // and if we do, do we accept them from the Referer mentioned ?
            String safeReferer = applicationReferrerHeaders.get(buildTrustedHostHeader(hrequest));
            if (referer.startsWith("/")) {
                LOGGER.warn("Referer header from test script, allowed safe:[{}] request:[{}] ", safeReferer,
                        referer);
                safeHost = true;
            } else if (referer.startsWith(safeReferer)) {
                safeHost = true;
                LOGGER.debug("Accepted referred safe:[{}] request:[{}]", safeReferer, referer);
            } else {
                safeHost = false;
                LOGGER.debug("Rejecting referred safe:[{}] request:[{}]", safeReferer, referer);
            }
        }
        if (!safeHost) {
            hresponse.sendError(HttpServletResponse.SC_BAD_REQUEST,
                    "POST Requests are only accepted from the Application, this request was not from the application.");
            return false;
        }
    }
    return true;
}