javax.servlet.http.HttpServletResponse#SC_NO

Source File: GZipResponseUtil.java From para with Apache License 2.0

6 votes

/**
 * Performs a number of checks to ensure response saneness according to the rules of RFC2616:
 * <ol>
 * <li>If the response code is {@link javax.servlet.http.HttpServletResponse#SC_NO_CONTENT} then it is illegal for
 * the body to contain anything. See http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html#sec10.2.5
 * <li>If the response code is {@link javax.servlet.http.HttpServletResponse#SC_NOT_MODIFIED} then it is illegal for
 * the body to contain anything. See http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html#sec10.3.5
 * </ol>
 * @param request the client HTTP request
 * @param responseStatus the responseStatus
 * @return true if the response should be 0, even if it is isn't.
 */
public static boolean shouldBodyBeZero(HttpServletRequest request, int responseStatus) {

	//Check for NO_CONTENT
	if (responseStatus == HttpServletResponse.SC_NO_CONTENT) {
		if (log.isDebugEnabled()) {
			log.debug("{} resulted in a {} response. Removing message body in accordance with RFC2616.",
					request.getRequestURL(), HttpServletResponse.SC_NO_CONTENT);
		}
		return true;
	}

	//Check for NOT_MODIFIED
	if (responseStatus == HttpServletResponse.SC_NOT_MODIFIED) {
		if (log.isDebugEnabled()) {
			log.debug("{} resulted in a {} response. Removing message body in accordance with RFC2616.",
					request.getRequestURL(), HttpServletResponse.SC_NOT_MODIFIED);
		}
		return true;
	}
	return false;
}

Source File: GZipResponseUtil.java From ServiceCutter with Apache License 2.0

6 votes

/**
 * Performs a number of checks to ensure response saneness according to the rules of RFC2616:
 * <ol>
 * <li>If the response code is {@link javax.servlet.http.HttpServletResponse#SC_NO_CONTENT} then it is illegal for the body
 * to contain anything. See http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html#sec10.2.5
 * <li>If the response code is {@link javax.servlet.http.HttpServletResponse#SC_NOT_MODIFIED} then it is illegal for the body
 * to contain anything. See http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html#sec10.3.5
 * </ol>
 *
 * @param request        the client HTTP request
 * @param responseStatus the responseStatus
 * @return true if the response should be 0, even if it is isn't.
 */
public static boolean shouldBodyBeZero(HttpServletRequest request, int responseStatus) {

    //Check for NO_CONTENT
    if (responseStatus == HttpServletResponse.SC_NO_CONTENT) {
        if (LOG.isDebugEnabled()) {
            LOG.debug("{} resulted in a {} response. Removing message body in accordance with RFC2616.",
                    request.getRequestURL(), HttpServletResponse.SC_NO_CONTENT);
        }
        return true;
    }

    //Check for NOT_MODIFIED
    if (responseStatus == HttpServletResponse.SC_NOT_MODIFIED) {
        if (LOG.isDebugEnabled()) {
            LOG.debug("{} resulted in a {} response. Removing message body in accordance with RFC2616.",
                    request.getRequestURL(), HttpServletResponse.SC_NOT_MODIFIED);
        }
        return true;
    }
    return false;
}

Source File: GZipResponseUtil.java From expper with GNU General Public License v3.0

6 votes

/**
 * Performs a number of checks to ensure response saneness according to the rules of RFC2616:
 * <ol>
 * <li>If the response code is {@link javax.servlet.http.HttpServletResponse#SC_NO_CONTENT} then it is illegal for the body
 * to contain anything. See http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html#sec10.2.5
 * <li>If the response code is {@link javax.servlet.http.HttpServletResponse#SC_NOT_MODIFIED} then it is illegal for the body
 * to contain anything. See http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html#sec10.3.5
 * </ol>
 *
 * @param request        the client HTTP request
 * @param responseStatus the responseStatus
 * @return true if the response should be 0, even if it is isn't.
 */
public static boolean shouldBodyBeZero(HttpServletRequest request, int responseStatus) {

    //Check for NO_CONTENT
    if (responseStatus == HttpServletResponse.SC_NO_CONTENT) {
        if (LOG.isDebugEnabled()) {
            LOG.debug("{} resulted in a {} response. Removing message body in accordance with RFC2616.",
                    request.getRequestURL(), HttpServletResponse.SC_NO_CONTENT);
        }
        return true;
    }

    //Check for NOT_MODIFIED
    if (responseStatus == HttpServletResponse.SC_NOT_MODIFIED) {
        if (LOG.isDebugEnabled()) {
            LOG.debug("{} resulted in a {} response. Removing message body in accordance with RFC2616.",
                    request.getRequestURL(), HttpServletResponse.SC_NOT_MODIFIED);
        }
        return true;
    }
    return false;
}

Source File: TagAdminRESTSink.java From ranger with Apache License 2.0

6 votes

private ClientResponse tryWithCred(ServiceTags serviceTags) {
	if (LOG.isDebugEnabled()) {
		LOG.debug("==> tryWithCred");
	}
	ClientResponse clientResponsebyCred = uploadTagsWithCred(serviceTags);
	if (clientResponsebyCred != null && clientResponsebyCred.getStatus() != HttpServletResponse.SC_NO_CONTENT
			&& clientResponsebyCred.getStatus() != HttpServletResponse.SC_BAD_REQUEST
			&& clientResponsebyCred.getStatus() != HttpServletResponse.SC_OK) {
		sessionId = null;
		clientResponsebyCred = null;
	}

	if (LOG.isDebugEnabled()) {
		LOG.debug("<== tryWithCred");
	}
	return clientResponsebyCred;
}

Source File: TagAdminRESTSink.java From ranger with Apache License 2.0

5 votes

private ClientResponse uploadTagsWithCookie(ServiceTags serviceTags) {
	if (LOG.isDebugEnabled()) {
		LOG.debug("==> uploadTagsWithCookie");
	}

	ClientResponse response = null;
	try {
		response = tagRESTClient.put(REST_URL_IMPORT_SERVICETAGS_RESOURCE, serviceTags, sessionId);
	} catch (Exception e) {
		LOG.error("Failed to get response, Error is : "+e.getMessage());
	}
	if (response != null) {
		if (!(response.toString().contains(REST_URL_IMPORT_SERVICETAGS_RESOURCE))) {
			response.setStatus(HttpServletResponse.SC_NOT_FOUND);
			sessionId = null;
			isValidRangerCookie = false;
		} else if (response.getStatus() == HttpServletResponse.SC_UNAUTHORIZED) {
			sessionId = null;
			isValidRangerCookie = false;
		} else if (response.getStatus() == HttpServletResponse.SC_NO_CONTENT
				|| response.getStatus() == HttpServletResponse.SC_OK) {
			List<NewCookie> respCookieList = response.getCookies();
			for (NewCookie respCookie : respCookieList) {
				if (respCookie.getName().equalsIgnoreCase(rangerAdminCookieName)) {
					if (!(sessionId.getValue().equalsIgnoreCase(respCookie.toCookie().getValue()))) {
						sessionId = respCookie.toCookie();
					}
					isValidRangerCookie = true;
					break;
				}
			}
		}

	}

	if (LOG.isDebugEnabled()) {
		LOG.debug("<== uploadTagsWithCookie");
	}
	return response;
}

Source File: TagAdminRESTSink.java From ranger with Apache License 2.0

5 votes

private synchronized ClientResponse uploadTagsWithCred(ServiceTags serviceTags) {
		if (sessionId == null) {
			tagRESTClient.resetClient();

			ClientResponse response = null;
			try {
				response = tagRESTClient.put(REST_URL_IMPORT_SERVICETAGS_RESOURCE, null, serviceTags);
			} catch (Exception e) {
				LOG.error("Failed to get response, Error is : "+e.getMessage());
			}
			if (response != null) {
				if (!(response.toString().contains(REST_URL_IMPORT_SERVICETAGS_RESOURCE))) {
					response.setStatus(HttpServletResponse.SC_NOT_FOUND);
				} else if (response.getStatus() == HttpServletResponse.SC_UNAUTHORIZED) {
					LOG.warn("Credentials response from ranger is 401.");
				} else if (response.getStatus() == HttpServletResponse.SC_OK
						|| response.getStatus() == HttpServletResponse.SC_NO_CONTENT) {
					cookieList = response.getCookies();
					// save cookie received from credentials session login
					for (NewCookie cookie : cookieList) {
						if (cookie.getName().equalsIgnoreCase(rangerAdminCookieName)) {
							sessionId = cookie.toCookie();
							isValidRangerCookie = true;
							break;
						} else {
							isValidRangerCookie = false;
						}
					}
				}
			}
			return response;
		} else {
			ClientResponse clientResponsebySessionId = uploadTagsWithCookie(serviceTags);

			if (!(clientResponsebySessionId.toString().contains(REST_URL_IMPORT_SERVICETAGS_RESOURCE))) {
				clientResponsebySessionId.setStatus(HttpServletResponse.SC_NOT_FOUND);
			}
			return clientResponsebySessionId;
		}
}

Source File: TagAdminRESTSink.java From ranger with Apache License 2.0

5 votes

private ClientResponse tryWithCookie(ServiceTags serviceTags) {
	ClientResponse clientResponsebySessionId = uploadTagsWithCookie(serviceTags);
	if (clientResponsebySessionId != null
			&& clientResponsebySessionId.getStatus() != HttpServletResponse.SC_NO_CONTENT
			&& clientResponsebySessionId.getStatus() != HttpServletResponse.SC_BAD_REQUEST
			&& clientResponsebySessionId.getStatus() != HttpServletResponse.SC_OK) {
		sessionId = null;
		isValidRangerCookie = false;
		clientResponsebySessionId = null;
	}
	return clientResponsebySessionId;
}