question: returns the date and time when this warning was added , or null if a warning date was not supplied in the header . concode_field_sep Pattern WARN_DATE_PATTERN concode_elem_sep String ASCTIME_DATE concode_elem_sep String HOST concode_elem_sep Date warnDate concode_elem_sep int warnCode concode_elem_sep int offs concode_elem_sep String IPV4ADDRESS concode_elem_sep int init_offs concode_elem_sep String RFC1123_DATE concode_elem_sep String MONTH concode_elem_sep String WKDAY concode_elem_sep String PORT concode_elem_sep String HOSTPORT concode_elem_sep String RFC850_DATE concode_elem_sep String src concode_elem_sep String TOPLABEL concode_elem_sep String TIME concode_elem_sep String HTTP_DATE concode_elem_sep Pattern HOSTPORT_PATTERN concode_elem_sep String HOSTNAME concode_elem_sep String WEEKDAY concode_elem_sep String warnText concode_elem_sep String DATE1 concode_elem_sep String DATE2 concode_elem_sep String DOMAINLABEL concode_elem_sep String DATE3 concode_elem_sep String WARN_DATE concode_elem_sep String warnAgent concode_field_sep boolean isChar concode_elem_sep boolean isTokenChar concode_elem_sep void consumeCharacter concode_elem_sep void consumeLinearWhitespace concode_elem_sep void consumeWarnText concode_elem_sep String getWarnAgent concode_elem_sep void parseError concode_elem_sep String getWarnText concode_elem_sep void consumeWarnCode concode_elem_sep int getWarnCode concode_elem_sep void consumeWarnAgent concode_elem_sep void consumeHostPort concode_elem_sep void consumeWarnDate concode_elem_sep void consumeQuotedString concode_elem_sep WarningValue[] getWarningValues concode_elem_sep void consumeWarnValue concode_elem_sep String toString concode_elem_sep boolean isControl concode_elem_sep void consumeToken concode_elem_sep boolean isSeparator
target: Date function ( ) { return warnDate ; }