HTTP header strings

HTTP header strings:

// header strings
    public final static String TRANSFER_ENCODING = "transfer-encoding";
    public final static String CONTENT_LEN = "content-length";
    public final static String CONTENT_TYPE = "content-type";
    public final static String CONTENT_ENCODING = "content-encoding";
    public final static String CONN_DIRECTIVE = "connection";

    public final static String LOCATION = "location";
    public final static String PROXY_CONNECTION = "proxy-connection";

    public final static String WWW_AUTHENTICATE = "www-authenticate";
    public final static String PROXY_AUTHENTICATE = "proxy-authenticate";
    public final static String CONTENT_DISPOSITION = "content-disposition";
    public final static String ACCEPT_RANGES = "accept-ranges";
    public final static String EXPIRES = "expires";
    public final static String CACHE_CONTROL = "cache-control";
    public final static String LAST_MODIFIED = "last-modified";
    public final static String ETAG = "etag";
    public final static String SET_COOKIE = "set-cookie";
    public final static String PRAGMA = "pragma";
    public final static String REFRESH = "refresh";

    // following hash are generated by String.hashCode()
    private final static int HASH_TRANSFER_ENCODING = 1274458357;
    private final static int HASH_CONTENT_LEN = -1132779846;
    private final static int HASH_CONTENT_TYPE = 785670158;
    private final static int HASH_CONTENT_ENCODING = 2095084583;
    private final static int HASH_CONN_DIRECTIVE = -775651618;
    private final static int HASH_LOCATION = 1901043637;
    private final static int HASH_PROXY_CONNECTION = 285929373;
    private final static int HASH_WWW_AUTHENTICATE = -243037365;
    private final static int HASH_PROXY_AUTHENTICATE = -301767724;
    private final static int HASH_CONTENT_DISPOSITION = -1267267485;
    private final static int HASH_ACCEPT_RANGES = 1397189435;
    private final static int HASH_EXPIRES = -1309235404;
    private final static int HASH_CACHE_CONTROL = -208775662;
    private final static int HASH_LAST_MODIFIED = 150043680;
    private final static int HASH_ETAG = 3123477;
    private final static int HASH_SET_COOKIE = 1237214767;
    private final static int HASH_PRAGMA = -980228804;
    private final static int HASH_REFRESH = 1085444827;