Java Code Examples for org.apache.commons.httpclient.Cookie#getValue()

/**
 * Return a string suitable for sending in a <tt>"Cookie"</tt> header 
 * as defined in RFC 2109 for backward compatibility with cookie version 0
 * @param buffer The string buffer to use for output
 * @param cookie The {@link Cookie} to be formatted as string
 * @param version The version to use.
 */
private void formatCookieAsVer(final StringBuffer buffer, final Cookie cookie, int version) {
    String value = cookie.getValue();
    if (value == null) {
        value = "";
    }
    formatParam(buffer, new NameValuePair(cookie.getName(), value), version);
    if ((cookie.getPath() != null) && cookie.isPathAttributeSpecified()) {
      buffer.append("; ");
      formatParam(buffer, new NameValuePair("$Path", cookie.getPath()), version);
    }
    if ((cookie.getDomain() != null) 
        && cookie.isDomainAttributeSpecified()) {
        buffer.append("; ");
        formatParam(buffer, new NameValuePair("$Domain", cookie.getDomain()), version);
    }
}
 

private String cookiesAsString()
{
    String result = "[";
    for(Cookie c: this.cookies)
    {
        result = c.getName()+":"+c.getValue();
    }
    result += "]";
    return result;
}
 

/**
 * Return a string suitable for sending in a <tt>"Cookie"</tt> header
 * @param cookie a {@link Cookie} to be formatted as string
 * @return a string suitable for sending in a <tt>"Cookie"</tt> header.
 */
public String formatCookie(Cookie cookie) {
    LOG.trace("enter CookieSpecBase.formatCookie(Cookie)");
    if (cookie == null) {
        throw new IllegalArgumentException("Cookie may not be null");
    }
    StringBuffer buf = new StringBuffer();
    buf.append(cookie.getName());
    buf.append("=");
    String s = cookie.getValue();
    if (s != null) {
        buf.append(s);
    }
    return buf.toString();
}
 

/**
  * Performs most common {@link Cookie} validation
  *
  * @param host the host from which the {@link Cookie} was received
  * @param port the port from which the {@link Cookie} was received
  * @param path the path from which the {@link Cookie} was received
  * @param secure <tt>true</tt> when the {@link Cookie} was received using a
  * secure connection
  * @param cookie The cookie to validate.
  * @throws MalformedCookieException if an exception occurs during
  * validation
  */

public void validate(String host, int port, String path, 
    boolean secure, final Cookie cookie) 
    throws MalformedCookieException {
        
    LOG.trace("enter CookieSpecBase.validate("
        + "String, port, path, boolean, Cookie)");
    if (host == null) {
        throw new IllegalArgumentException(
            "Host of origin may not be null");
    }
    if (host.trim().equals("")) {
        throw new IllegalArgumentException(
            "Host of origin may not be blank");
    }
    if (port < 0) {
        throw new IllegalArgumentException("Invalid port: " + port);
    }
    if (path == null) {
        throw new IllegalArgumentException(
            "Path of origin may not be null.");
    }
    if (path.trim().equals("")) {
        path = PATH_DELIM;
    }
    host = host.toLowerCase();
    // check version
    if (cookie.getVersion() < 0) {
        throw new MalformedCookieException ("Illegal version number " 
            + cookie.getValue());
    }

    // security check... we musn't allow the server to give us an
    // invalid domain scope

    // Validate the cookies domain attribute.  NOTE:  Domains without 
    // any dots are allowed to support hosts on private LANs that don't 
    // have DNS names.  Since they have no dots, to domain-match the 
    // request-host and domain must be identical for the cookie to sent 
    // back to the origin-server.
    if (host.indexOf(".") >= 0) {
        // Not required to have at least two dots.  RFC 2965.
        // A Set-Cookie2 with Domain=ajax.com will be accepted.

        // domain must match host
        if (!host.endsWith(cookie.getDomain())) {
            String s = cookie.getDomain();
            if (s.startsWith(".")) {
                s = s.substring(1, s.length());
            }
            if (!host.equals(s)) { 
                throw new MalformedCookieException(
                    "Illegal domain attribute \"" + cookie.getDomain() 
                    + "\". Domain of origin: \"" + host + "\"");
            }
        }
    } else {
        if (!host.equals(cookie.getDomain())) {
            throw new MalformedCookieException(
                "Illegal domain attribute \"" + cookie.getDomain() 
                + "\". Domain of origin: \"" + host + "\"");
        }
    }

    // another security check... we musn't allow the server to give us a
    // cookie that doesn't match this path

    if (!path.startsWith(cookie.getPath())) {
        throw new MalformedCookieException(
            "Illegal path attribute \"" + cookie.getPath() 
            + "\". Path of origin: \"" + path + "\"");
    }
}
 

/**
 * Execute a request
 *
 * @param httpMethodProxyRequest
 * @param httpServletRequest
 * @param httpServletResponse
 * @param history
 * @throws Exception
 */
private void executeRequest(HttpMethod httpMethodProxyRequest,
                            HttpServletRequest httpServletRequest,
                            PluginResponse httpServletResponse,
                            History history) throws Exception {
    int intProxyResponseCode = 999;
    // Create a default HttpClient
    HttpClient httpClient = new HttpClient();
    HttpState state = new HttpState();

    try {
        httpMethodProxyRequest.setFollowRedirects(false);
        ArrayList<String> headersToRemove = getRemoveHeaders();

        httpClient.getParams().setSoTimeout(60000);

        httpServletRequest.setAttribute("com.groupon.odo.removeHeaders", headersToRemove);

        // exception handling for httpclient
        HttpMethodRetryHandler noretryhandler = new HttpMethodRetryHandler() {
            public boolean retryMethod(
                final HttpMethod method,
                final IOException exception,
                int executionCount) {
                return false;
            }
        };

        httpMethodProxyRequest.getParams().setParameter(HttpMethodParams.RETRY_HANDLER, noretryhandler);

        intProxyResponseCode = httpClient.executeMethod(httpMethodProxyRequest.getHostConfiguration(), httpMethodProxyRequest, state);
    } catch (Exception e) {
        // Return a gateway timeout
        httpServletResponse.setStatus(504);
        httpServletResponse.setHeader(Constants.HEADER_STATUS, "504");
        httpServletResponse.flushBuffer();
        return;
    }
    logger.info("Response code: {}, {}", intProxyResponseCode,
                HttpUtilities.getURL(httpMethodProxyRequest.getURI().toString()));

    // Pass the response code back to the client
    httpServletResponse.setStatus(intProxyResponseCode);

    // Pass response headers back to the client
    Header[] headerArrayResponse = httpMethodProxyRequest.getResponseHeaders();
    for (Header header : headerArrayResponse) {
        // remove transfer-encoding header.  The http libraries will handle this encoding
        if (header.getName().toLowerCase().equals("transfer-encoding")) {
            continue;
        }

        httpServletResponse.setHeader(header.getName(), header.getValue());
    }

    // there is no data for a HTTP 304 or 204
    if (intProxyResponseCode != HttpServletResponse.SC_NOT_MODIFIED &&
        intProxyResponseCode != HttpServletResponse.SC_NO_CONTENT) {
        // Send the content to the client
        httpServletResponse.resetBuffer();
        httpServletResponse.getOutputStream().write(httpMethodProxyRequest.getResponseBody());
    }

    // copy cookies to servlet response
    for (Cookie cookie : state.getCookies()) {
        javax.servlet.http.Cookie servletCookie = new javax.servlet.http.Cookie(cookie.getName(), cookie.getValue());

        if (cookie.getPath() != null) {
            servletCookie.setPath(cookie.getPath());
        }

        if (cookie.getDomain() != null) {
            servletCookie.setDomain(cookie.getDomain());
        }

        // convert expiry date to max age
        if (cookie.getExpiryDate() != null) {
            servletCookie.setMaxAge((int) ((cookie.getExpiryDate().getTime() - System.currentTimeMillis()) / 1000));
        }

        servletCookie.setSecure(cookie.getSecure());

        servletCookie.setVersion(cookie.getVersion());

        if (cookie.getComment() != null) {
            servletCookie.setComment(cookie.getComment());
        }

        httpServletResponse.addCookie(servletCookie);
    }
}