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/**
 * Copyright (C) 2006-2015 phloc systems
 * http://www.phloc.com
 * office[at]phloc[dot]com
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.phloc.web.http;

import javax.annotation.concurrent.Immutable;

import com.phloc.commons.annotations.PresentForCodeCoverage;

// ESCA-JAVA0116:
/**
 * HTTP header constants.
 * 
 * @author Philip Helger
 */
@Immutable
public final class CHTTPHeader
{
  public static final String ACCEPT = "Accept";
  public static final String ACCEPT_CHARSET = "Accept-Charset";
  public static final String ACCEPT_ENCODING = "Accept-Encoding";
  public static final String ACCEPT_LANGUAGE = "Accept-Language";
  public static final String AGE = "Age";
  public static final String ALLOW = "Allow";
  public static final String CACHE_CONTROL = "Cache-Control";
  public static final String CONTENT_DISPOSITION = "Content-Disposition";
  public static final String CONTENT_ENCODING = "Content-Encoding";
  public static final String CONTENT_TYPE = "Content-Type";
  public static final String DATE = "Date";
  public static final String ETAG = "ETag";
  public static final String EXPIRES = "Expires";
  public static final String IF_NON_MATCH = "If-None-Match";
  public static final String IF_MATCH = "If-Match";
  public static final String IF_MODIFIED_SINCE = "If-Modified-Since";
  public static final String IF_UNMODIFIED_SINCE = "If-Unmodified-Since";
  public static final String LAST_MODIFIED = "Last-Modified";
  public static final String LOCATION = "Location";
  public static final String PRAGMA = "Pragma";
  public static final String REFERER = "Referer";
  public static final String USER_AGENT = "User-Agent";
  public static final String VARY = "Vary";
  public static final String WARNING = "Warning";
  public static final String AUTHORIZATION = "Authorization";
  public static final String PROXY_AUTHORIZATION = "Proxy-Authorization";
  public static final String WWW_AUTHENTICATE = "WWW-Authenticate";
  /**
   * https://www.owasp.org/index.php/HTTP_Strict_Transport_Security
* e.g. "max-age=16070400; includeSubDomains" */ public static final String STRICT_TRANSPORT_SECURITY = "Strict-Transport-Security"; /** * https://www.owasp.org/index.php/List_of_useful_HTTP_headers
* e.g. X-Content-Type-Options: nosniff */ public static final String X_CONTENT_TYPE_OPTIONS = "X-Content-Type-Options"; /** * The Retry-After response-header field can be used with a 503 (Service * Unavailable) response to indicate how long the service is expected to be * unavailable to the requesting client. This field MAY also be used with any * 3xx (Redirection) response to indicate the minimum time the user-agent is * asked wait before issuing the redirected request. The value of this field * can be either an HTTP-date or an integer number of seconds (in decimal) * after the time of the response */ public static final String RETRY_AFTER = "Retry-After"; // Do Not Track header public static final String DNT = "DNT"; // Different user agent headers public static final String UA = "UA"; public static final String X_DEVICE_USER_AGENT = "x-device-user-agent"; // Response codes public static final String CONNECTION = "Connection"; public static final String CONTENT_LENGTH = "Content-Length"; public static final String SET_COOKIE = "Set-Cookie"; public static final String TRANSFER_ENCODING = "Transfer-Encoding"; // CORS public static final String ACCESS_CONTROL_ALLOW_CREDENTIALS = "Access-Control-Allow-Credentials"; public static final String ACCESS_CONTROL_ALLOW_HEADERS = "Access-Control-Allow-Headers"; public static final String ACCESS_CONTROL_ALLOW_METHODS = "Access-Control-Allow-Methods"; public static final String ACCESS_CONTROL_ALLOW_ORIGIN = "Access-Control-Allow-Origin"; public static final String ACCESS_CONTROL_EXPOSE_HEADERS = "Access-Control-Expose-Headers"; public static final String ACCESS_CONTROL_MAX_AGE = "Access-Control-Max-Age"; public static final String ACCESS_CONTROL_REQUEST_METHOD = "Access-Control-Request-Method"; public static final String ACCESS_CONTROL_REQUEST_HEADERS = "Access-Control-Request-Headers"; public static final String ORIGIN = "Origin"; public static final String VALUE_NOSNIFF = "nosniff"; public static final String VALUE_INCLUDE_SUBDMOAINS = "includeSubDomains"; @PresentForCodeCoverage @SuppressWarnings ("unused") private static final CHTTPHeader s_aInstance = new CHTTPHeader (); private CHTTPHeader () {} }




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