Package org.htmlunit.util

Class HeaderUtils

  • public final class HeaderUtils
extends java.lang.Object

    • Field Detail

      • CACHE_CONTROL_PRIVATE

        private static final java.lang.String CACHE_CONTROL_PRIVATE
        See Also:
        Constant Field Values

      • CACHE_CONTROL_PUBLIC

        private static final java.lang.String CACHE_CONTROL_PUBLIC
        See Also:
        Constant Field Values

      • CACHE_CONTROL_NO_STORE

        private static final java.lang.String CACHE_CONTROL_NO_STORE
        See Also:
        Constant Field Values

      • CACHE_CONTROL_NO_CACHE

        private static final java.lang.String CACHE_CONTROL_NO_CACHE
        See Also:
        Constant Field Values

      • CACHE_CONTROL_MAX_AGE

        private static final java.lang.String CACHE_CONTROL_MAX_AGE
        See Also:
        Constant Field Values

      • CACHE_CONTROL_S_MAXAGE

        private static final java.lang.String CACHE_CONTROL_S_MAXAGE
        See Also:
        Constant Field Values

      • MAX_AGE_HEADER_PATTERN

        private static final java.util.regex.Pattern MAX_AGE_HEADER_PATTERN

      • S_MAXAGE_HEADER_PATTERN

        private static final java.util.regex.Pattern S_MAXAGE_HEADER_PATTERN

    • Constructor Detail

      • HeaderUtils

        private HeaderUtils()

    • Method Detail

      • containsPrivate

        public static boolean containsPrivate​(WebResponse response)
        Parameters:
        response - WebResponse
        Returns:
        if 'Cache-Control' header is present and contains 'private' value

      • containsPublic

        public static boolean containsPublic​(WebResponse response)
        Parameters:
        response - WebResponse
        Returns:
        if 'Cache-Control' header is present and contains 'public' value

      • containsNoStore

        public static boolean containsNoStore​(WebResponse response)
        Parameters:
        response - WebResponse
        Returns:
        if 'Cache-Control' header is present and contains 'no-store' value

      • containsNoCache

        public static boolean containsNoCache​(WebResponse response)
        Parameters:
        response - WebResponse
        Returns:
        if 'Cache-Control' header is present and contains 'no-cache' value@return

      • containsETag

        public static boolean containsETag​(WebResponse response)
        Parameters:
        response - WebResponse
        Returns:
        if 'Etag' header is present

      • containsLastModified

        public static boolean containsLastModified​(WebResponse response)
        Parameters:
        response - WebResponse
        Returns:
        if 'Last-Modified' header is present

      • containsSMaxage

        public static boolean containsSMaxage​(WebResponse response)
        Parameters:
        response - WebResponse
        Returns:
        if 'Cache-Control' header is present and contains 's-maxage' value

      • containsMaxAge

        public static boolean containsMaxAge​(WebResponse response)
        Parameters:
        response - WebResponse
        Returns:
        if 'Cache-Control' header is present and contains 'max-age' value

      • containsMaxAgeOrSMaxage

        public static boolean containsMaxAgeOrSMaxage​(WebResponse response)
        Parameters:
        response - WebResponse
        Returns:
        if 'Cache-Control' header is present and contains 'max-age' value

      • sMaxage

        public static long sMaxage​(WebResponse response)
        Parameters:
        response - WebResponse
        Returns:
        value of 's-maxage' directive and 0 if it is absent

      • maxAge

        public static long maxAge​(WebResponse response)
        Parameters:
        response - WebResponse
        Returns:
        value of 'max-age' directive and 0 if it is absent

      • directiveValue

        private static long directiveValue​(WebResponse response,
                                   java.util.regex.Pattern pattern)

      • containsCacheControlValue

        private static boolean containsCacheControlValue​(WebResponse response,
                                                 java.lang.String value)