Package net.fortuna.ical4j.validate

Class PropertyValidator<T extends Property>

    • Field Summary

      Fields 
      Modifier and Type Field Description
      static Validator<Action> ACTION
      Format Definition: This property is defined by the following notation: action = "ACTION" actionparam ":" actionvalue CRLF actionparam = *(";" other-param) actionvalue = "AUDIO" / "DISPLAY" / "EMAIL" / iana-token / x-name
      static Validator<Attach> ATTACH_BIN  
      static Validator<Attach> ATTACH_URI
      Format Definition: This property is defined by the following notation: attach = "ATTACH" attachparam ( ":" uri ) / ( ";" "ENCODING" "=" "BASE64" ";" "VALUE" "=" "BINARY" ":" binary ) CRLF attachparam = *( ; ; The following is OPTIONAL for a URI value, ; RECOMMENDED for a BINARY value, ; and MUST NOT occur more than once.
      static Validator<Attendee> ATTENDEE
      Format Definition: This property is defined by the following notation: attendee = "ATTENDEE" attparam ":" cal-address CRLF attparam = *( ; ; The following are OPTIONAL, ; but MUST NOT occur more than once.
      static Validator<BusyType> BUSY_TYPE  
      static Validator<CalScale> CALSCALE
      Format Definition: This property is defined by the following notation: calscale = "CALSCALE" calparam ":" calvalue CRLF calparam = *(";" other-param) calvalue = "GREGORIAN"
      static Validator<Categories> CATEGORIES
      Format Definition: This property is defined by the following notation: categories = "CATEGORIES" catparam ":" text *("," text) CRLF catparam = *( ; ; The following is OPTIONAL, ; but MUST NOT occur more than once.
      static Validator<Clazz> CLAZZ
      Format Definition: This property is defined by the following notation: class = "CLASS" classparam ":" classvalue CRLF classparam = *(";" other-param) classvalue = "PUBLIC" / "PRIVATE" / "CONFIDENTIAL" / iana-token / x-name ;Default is PUBLIC
      static Validator<Comment> COMMENT
      Format Definition: This property is defined by the following notation: comment = "COMMENT" commparam ":" text CRLF commparam = *( ; ; The following are OPTIONAL, ; but MUST NOT occur more than once.
      static Validator<Completed> COMPLETED
      Format Definition: This property is defined by the following notation: completed = "COMPLETED" compparam ":" date-time CRLF compparam = *(";" other-param)
      static Validator<Contact> CONTACT
      Format Definition: This property is defined by the following notation: contact = "CONTACT" contparam ":" text CRLF contparam = *( ; ; The following are OPTIONAL, ; but MUST NOT occur more than once.
      static Validator<Country> COUNTRY  
      static Validator<Created> CREATED
      Format Definition: This property is defined by the following notation: created = "CREATED" creaparam ":" date-time CRLF creaparam = *(";" other-param)
      static PropertyRuleSet<DateProperty<?>> DATE_PROP_RULE_SET
      FORM #3: DATE WITH LOCAL TIME AND TIME ZONE REFERENCE The date and local time with reference to time zone information is identified by the use the "TZID" property parameter to reference the appropriate time zone definition.
      static Validator<Description> DESCRIPTION
      Format Definition: This property is defined by the following notation: description = "DESCRIPTION" descparam ":" text CRLF descparam = *( ; ; The following are OPTIONAL, ; but MUST NOT occur more than once.
      static Validator<DtEnd<?>> DTEND
      Format Definition: This property is defined by the following notation: dtend = "DTEND" dtendparam ":" dtendval CRLF dtendparam = *( ; ; The following are OPTIONAL, ; but MUST NOT occur more than once.
      static Validator<DtStamp> DTSTAMP
      Format Definition: This property is defined by the following notation: dtstamp = "DTSTAMP" stmparam ":" date-time CRLF stmparam = *(";" other-param)
      static Validator<DtStart<?>> DTSTART
      Format Definition: This property is defined by the following notation: dtstart = "DTSTART" dtstparam ":" dtstval CRLF dtstparam = *( ; ; The following are OPTIONAL, ; but MUST NOT occur more than once.
      static Validator<Due<?>> DUE
      Format Definition: This property is defined by the following notation: due = "DUE" dueparam ":" dueval CRLF dueparam = *( ; ; The following are OPTIONAL, ; but MUST NOT occur more than once.
      static Validator<Duration> DURATION
      Format Definition: This property is defined by the following notation: duration = "DURATION" durparam ":" dur-value CRLF ;consisting of a positive duration of time.
      static Validator<ExDate<?>> EXDATE
      Format Definition: This property is defined by the following notation: exdate = "EXDATE" exdtparam ":" exdtval *("," exdtval) CRLF exdtparam = *( ; ; The following are OPTIONAL, ; but MUST NOT occur more than once.
      static Validator<FreeBusy> FREEBUSY
      Format Definition: This property is defined by the following notation: freebusy = "FREEBUSY" fbparam ":" fbvalue CRLF fbparam = *( ; ; The following is OPTIONAL, ; but MUST NOT occur more than once.
      static Validator<Geo> GEO
      Format Definition: This property is defined by the following notation: geo = "GEO" geoparam ":" geovalue CRLF geoparam = *(";" other-param) geovalue = float ";" float ;Latitude and Longitude components
      static Validator<LastModified> LAST_MODIFIED
      Format Definition: This property is defined by the following notation: last-mod = "LAST-MODIFIED" lstparam ":" date-time CRLF lstparam = *(";" other-param)
      static Validator<Location> LOCATION
      Format Definition: This property is defined by the following notation: location = "LOCATION" locparam ":" text CRLF locparam = *( ; ; The following are OPTIONAL, ; but MUST NOT occur more than once.
      static Validator<LocationType> LOCATION_TYPE  
      static Validator<Method> METHOD
      Format Definition: This property is defined by the following notation: method = "METHOD" metparam ":" metvalue CRLF metparam = *(";" other-param) metvalue = iana-token
      static Validator<Organizer> ORGANIZER
      Format Definition: This property is defined by the following notation: organizer = "ORGANIZER" orgparam ":" cal-address CRLF orgparam = *( ; ; The following are OPTIONAL, ; but MUST NOT occur more than once.
      static Validator<PercentComplete> PERCENT_COMPLETE
      Format Definition: This property is defined by the following notation: percent = "PERCENT-COMPLETE" pctparam ":" integer CRLF pctparam = *(";" other-param)
      static Validator<Priority> PRIORITY
      Format Definition: This property is defined by the following notation: priority = "PRIORITY" prioparam ":" priovalue CRLF ;Default is zero (i.e., undefined).
      static Validator<ProdId> PROD_ID
      Format Definition: This property is defined by the following notation: prodid = "PRODID" pidparam ":" pidvalue CRLF pidparam = *(";" other-param) pidvalue = text ;Any text that describes the product and version ;and that is generally assured of being unique.
      static Validator<RDate<?>> RDATE
      Format Definition: This property is defined by the following notation: rdate = "RDATE" rdtparam ":" rdtval *("," rdtval) CRLF rdtparam = *( ; ; The following are OPTIONAL, ; but MUST NOT occur more than once.
      static Validator<RecurrenceId<?>> RECURRENCE_ID
      Format Definition: This property is defined by the following notation: recurid = "RECURRENCE-ID" ridparam ":" ridval CRLF ridparam = *( ; ; The following are OPTIONAL, ; but MUST NOT occur more than once.
      static Validator<Region> REGION  
      static Validator<RelatedTo> RELATED_TO
      Format Definition: This property is defined by the following notation: related = "RELATED-TO" relparam ":" text CRLF relparam = *( ; ; The following is OPTIONAL, ; but MUST NOT occur more than once.
      static Validator<Repeat> REPEAT
      Format Definition: This property is defined by the following notation: repeat = "REPEAT" repparam ":" integer CRLF ;Default is "0", zero.
      static Validator<RequestStatus> REQUEST_STATUS
      Format Definition: This property is defined by the following notation: rstatus = "REQUEST-STATUS" rstatparam ":" statcode ";" statdesc [";" extdata] rstatparam = *( ; ; The following is OPTIONAL, ; but MUST NOT occur more than once.
      static Validator<Resources> RESOURCES
      Format Definition: This property is defined by the following notation: resources = "RESOURCES" resrcparam ":" text *("," text) CRLF resrcparam = *( ; ; The following are OPTIONAL, ; but MUST NOT occur more than once.
      static Validator<RRule> RRULE
      Format Definition: This property is defined by the following notation: rrule = "RRULE" rrulparam ":" recur CRLF rrulparam = *(";" other-param)
      static Validator<Sequence> SEQUENCE
      Format Definition: This property is defined by the following notation: seq = "SEQUENCE" seqparam ":" integer CRLF ; Default is "0" seqparam = *(";" other-param)
      static Validator<Status> STATUS
      Format Definition: This property is defined by the following notation: status = "STATUS" statparam ":" statvalue CRLF statparam = *(";" other-param) statvalue = (statvalue-event / statvalue-todo / statvalue-jour) statvalue-event = "TENTATIVE" ;Indicates event is tentative.
      static Validator<StructuredData> STRUCTURED_DATA  
      static Validator<StyledDescription> STYLED_DESCRIPTION  
      static Validator<Summary> SUMMARY
      Format Definition: This property is defined by the following notation: summary = "SUMMARY" summparam ":" text CRLF summparam = *( ; ; The following are OPTIONAL, ; but MUST NOT occur more than once.
      static Validator<Tel> TEL  
      static Validator<Transp> TRANSP
      Format Definition: This property is defined by the following notation: transp = "TRANSP" transparam ":" transvalue CRLF transparam = *(";" other-param) transvalue = "OPAQUE" ;Blocks or opaque on busy time searches.
      static Validator<Trigger> TRIGGER_ABS
      Format Definition: This property is defined by the following notation: trigger = "TRIGGER" (trigrel / trigabs) CRLF trigabs = *( ; ; The following is REQUIRED, ; but MUST NOT occur more than once.
      static Validator<Trigger> TRIGGER_REL
      Format Definition: This property is defined by the following notation: trigger = "TRIGGER" (trigrel / trigabs) CRLF trigrel = *( ; ; The following are OPTIONAL, ; but MUST NOT occur more than once.
      static Validator<TzId> TZID
      Format Definition: This property is defined by the following notation: tzid = "TZID" tzidpropparam ":" [tzidprefix] text CRLF tzidpropparam = *(";" other-param) ;tzidprefix = "/" ; Defined previously.
      static Validator<TzName> TZNAME
      Format Definition: This property is defined by the following notation: tzname = "TZNAME" tznparam ":" text CRLF tznparam = *( ; ; The following is OPTIONAL, ; but MUST NOT occur more than once.
      static Validator<TzOffsetFrom> TZOFFSETFROM
      Format Definition: This property is defined by the following notation: tzoffsetfrom = "TZOFFSETFROM" frmparam ":" utc-offset CRLF frmparam = *(";" other-param)
      static Validator<TzOffsetTo> TZOFFSETTO
      Format Definition: This property is defined by the following notation: tzoffsetto = "TZOFFSETTO" toparam ":" utc-offset CRLF toparam = *(";" other-param)
      static Validator<TzUrl> TZURL
      Format Definition: This property is defined by the following notation: tzurl = "TZURL" tzurlparam ":" uri CRLF tzurlparam = *(";" other-param)
      static Validator<Uid> UID
      Format Definition: This property is defined by the following notation: uid = "UID" uidparam ":" text CRLF uidparam = *(";" other-param)
      static Validator<Url> URL
      Format Definition: This property is defined by the following notation: url = "URL" urlparam ":" uri CRLF urlparam = *(";" other-param)
      static PropertyRuleSet<Property> UTC_PROP_RULE_SET
      FORM #2: DATE WITH UTC TIME The date with UTC time, or absolute time, is identified by a LATIN CAPITAL LETTER Z suffix character, the UTC designator, appended to the time value.
      static Validator<Version> VERSION
      Format Definition: This property is defined by the following notation: version = "VERSION" verparam ":" vervalue CRLF verparam = *(";" other-param) vervalue = "2.0" ;This memo / maxver / (minver ";" maxver) minver = <A IANA-registered iCalendar version identifier> ;Minimum iCalendar version needed to parse the iCalendar object.

    • Field Detail

      • DATE_PROP_RULE_SET

        public static final PropertyRuleSet<DateProperty<?>> DATE_PROP_RULE_SET
                   FORM #3: DATE WITH LOCAL TIME AND TIME ZONE REFERENCE

       The date and local time with reference to time zone information is
       identified by the use the "TZID" property parameter to reference
       the appropriate time zone definition.  "TZID" is discussed in
       detail in Section 3.2.19.  For example, the following represents
       2:00 A.M. in New York on January 19, 1998:

        TZID=America/New_York:19980119T020000

      • UTC_PROP_RULE_SET

        public static final PropertyRuleSet<Property> UTC_PROP_RULE_SET
                   FORM #2: DATE WITH UTC TIME

       The date with UTC time, or absolute time, is identified by a LATIN
       CAPITAL LETTER Z suffix character, the UTC designator, appended to
       the time value.  For example, the following represents January 19,
       1998, at 0700 UTC:

        19980119T070000Z

       The "TZID" property parameter MUST NOT be applied to DATE-TIME
       properties whose time values are specified in UTC.

      • ACTION

        public static final Validator<Action> ACTION
                Format Definition:  This property is defined by the following
       notation:

        action      = "ACTION" actionparam ":" actionvalue CRLF

        actionparam = *(";" other-param)


        actionvalue = "AUDIO" / "DISPLAY" / "EMAIL"
                    / iana-token / x-name

      • ATTACH_URI

        public static final Validator<Attach> ATTACH_URI
         Format Definition:  This property is defined by the following
       notation:

        attach     = "ATTACH" attachparam ( ":" uri ) /
                     (
                       ";" "ENCODING" "=" "BASE64"
                       ";" "VALUE" "=" "BINARY"
                       ":" binary
                     )
                     CRLF

        attachparam = *(
                    ;
                    ; The following is OPTIONAL for a URI value,
                    ; RECOMMENDED for a BINARY value,
                    ; and MUST NOT occur more than once.
                    ;
                    (";" fmttypeparam) /
                    ;
                    ; The following is OPTIONAL,
                    ; and MAY occur more than once.
                    ;
                    (";" other-param)
                    ;
                    )

      • ATTENDEE

        public static final Validator<Attendee> ATTENDEE
                Format Definition:  This property is defined by the following
       notation:

        attendee   = "ATTENDEE" attparam ":" cal-address CRLF

        attparam   = *(
                   ;
                   ; The following are OPTIONAL,
                   ; but MUST NOT occur more than once.
                   ;
                   (";" cutypeparam) / (";" memberparam) /
                   (";" roleparam) / (";" partstatparam) /
                   (";" rsvpparam) / (";" deltoparam) /
                   (";" delfromparam) / (";" sentbyparam) /
                   (";" cnparam) / (";" dirparam) /
                   (";" languageparam) /
                   ;
                   ; The following is OPTIONAL,
                   ; and MAY occur more than once.
                   ;
                   (";" other-param)
                   ;
                   )

      • CALSCALE

        public static final Validator<CalScale> CALSCALE
                Format Definition:  This property is defined by the following
       notation:

        calscale   = "CALSCALE" calparam ":" calvalue CRLF

        calparam   = *(";" other-param)

        calvalue   = "GREGORIAN"

      • CATEGORIES

        public static final Validator<Categories> CATEGORIES
                Format Definition:  This property is defined by the following
       notation:

        categories = "CATEGORIES" catparam ":" text *("," text)
                     CRLF

        catparam   = *(
                   ;
                   ; The following is OPTIONAL,
                   ; but MUST NOT occur more than once.
                   ;
                   (";" languageparam ) /
                   ;
                   ; The following is OPTIONAL,
                   ; and MAY occur more than once.
                   ;
                   (";" other-param)
                   ;
                   )

      • CLAZZ

        public static final Validator<Clazz> CLAZZ
                Format Definition:  This property is defined by the following
       notation:

        class      = "CLASS" classparam ":" classvalue CRLF

        classparam = *(";" other-param)

        classvalue = "PUBLIC" / "PRIVATE" / "CONFIDENTIAL" / iana-token
                   / x-name
        ;Default is PUBLIC

      • COMMENT

        public static final Validator<Comment> COMMENT
                Format Definition:  This property is defined by the following
       notation:

        comment    = "COMMENT" commparam ":" text CRLF

        commparam  = *(
                   ;
                   ; The following are OPTIONAL,
                   ; but MUST NOT occur more than once.
                   ;
                   (";" altrepparam) / (";" languageparam) /
                   ;
                   ; The following is OPTIONAL,
                   ; and MAY occur more than once.
                   ;
                   (";" other-param)
                   ;
                   )

      • COMPLETED

        public static final Validator<Completed> COMPLETED
                Format Definition:  This property is defined by the following
       notation:

        completed  = "COMPLETED" compparam ":" date-time CRLF

        compparam  = *(";" other-param)

      • CONTACT

        public static final Validator<Contact> CONTACT
                Format Definition:  This property is defined by the following
       notation:

        contact    = "CONTACT" contparam ":" text CRLF

        contparam  = *(
                   ;
                   ; The following are OPTIONAL,
                   ; but MUST NOT occur more than once.
                   ;
                   (";" altrepparam) / (";" languageparam) /
                   ;
                   ; The following is OPTIONAL,
                   ; and MAY occur more than once.
                   ;
                   (";" other-param)
                   ;
                   )

      • CREATED

        public static final Validator<Created> CREATED
                Format Definition:  This property is defined by the following
       notation:

        created    = "CREATED" creaparam ":" date-time CRLF

        creaparam  = *(";" other-param)

      • DESCRIPTION

        public static final Validator<Description> DESCRIPTION
                Format Definition:  This property is defined by the following
       notation:

        description = "DESCRIPTION" descparam ":" text CRLF

        descparam   = *(
                    ;
                    ; The following are OPTIONAL,
                    ; but MUST NOT occur more than once.
                    ;
                    (";" altrepparam) / (";" languageparam) /
                    ;
                    ; The following is OPTIONAL,
                    ; and MAY occur more than once.
                    ;
                    (";" other-param)
                    ;
                    )

      • DTEND

        public static final Validator<DtEnd<?>> DTEND
                Format Definition:  This property is defined by the following
       notation:

        dtend      = "DTEND" dtendparam ":" dtendval CRLF

        dtendparam = *(
                   ;
                   ; The following are OPTIONAL,
                   ; but MUST NOT occur more than once.
                   ;
                   (";" "VALUE" "=" ("DATE-TIME" / "DATE")) /
                   (";" tzidparam) /
                   ;
                   ; The following is OPTIONAL,
                   ; and MAY occur more than once.
                   ;
                   (";" other-param)
                   ;
                   )

        dtendval   = date-time / date
        ;Value MUST match value type

      • DTSTAMP

        public static final Validator<DtStamp> DTSTAMP
                Format Definition:  This property is defined by the following
       notation:

        dtstamp    = "DTSTAMP" stmparam ":" date-time CRLF

        stmparam   = *(";" other-param)

      • DTSTART

        public static final Validator<DtStart<?>> DTSTART
                Format Definition:  This property is defined by the following
       notation:

        dtstart    = "DTSTART" dtstparam ":" dtstval CRLF

        dtstparam  = *(
                   ;
                   ; The following are OPTIONAL,
                   ; but MUST NOT occur more than once.
                   ;
                   (";" "VALUE" "=" ("DATE-TIME" / "DATE")) /
                   (";" tzidparam) /
                   ;
                   ; The following is OPTIONAL,
                   ; and MAY occur more than once.
                   ;
                   (";" other-param)
                   ;
                   )

        dtstval    = date-time / date
        ;Value MUST match value type

      • DUE

        public static final Validator<Due<?>> DUE
               Format Definition:  This property is defined by the following
       notation:

        due        = "DUE" dueparam ":" dueval CRLF

        dueparam   = *(
                   ;
                   ; The following are OPTIONAL,
                   ; but MUST NOT occur more than once.
                   ;
                   (";" "VALUE" "=" ("DATE-TIME" / "DATE")) /
                   (";" tzidparam) /
                   ;
                   ; The following is OPTIONAL,
                   ; and MAY occur more than once.
                   ;
                   (";" other-param)
                   ;
                   )

        dueval     = date-time / date
        ;Value MUST match value type

      • DURATION

        public static final Validator<Duration> DURATION
                Format Definition:  This property is defined by the following
       notation:

        duration   = "DURATION" durparam ":" dur-value CRLF
                     ;consisting of a positive duration of time.

        durparam   = *(";" other-param)

      • EXDATE

        public static final Validator<ExDate<?>> EXDATE
                Format Definition:  This property is defined by the following
       notation:

        exdate     = "EXDATE" exdtparam ":" exdtval *("," exdtval) CRLF

        exdtparam  = *(
                   ;
                   ; The following are OPTIONAL,
                   ; but MUST NOT occur more than once.
                   ;
                   (";" "VALUE" "=" ("DATE-TIME" / "DATE")) /
                   ;
                   (";" tzidparam) /
                   ;
                   ; The following is OPTIONAL,
                   ; and MAY occur more than once.
                   ;
                   (";" other-param)
                   ;
                   )

        exdtval    = date-time / date
        ;Value MUST match value type

      • FREEBUSY

        public static final Validator<FreeBusy> FREEBUSY
                Format Definition:  This property is defined by the following
       notation:

        freebusy   = "FREEBUSY" fbparam ":" fbvalue CRLF

        fbparam    = *(
                   ;
                   ; The following is OPTIONAL,
                   ; but MUST NOT occur more than once.
                   ;
                   (";" fbtypeparam) /
                   ;
                   ; The following is OPTIONAL,
                   ; and MAY occur more than once.
                   ;
                   (";" other-param)
                   ;
                   )

        fbvalue    = period *("," period)
        ;Time value MUST be in the UTC time format.

      • GEO

        public static final Validator<Geo> GEO
                Format Definition:  This property is defined by the following
       notation:

        geo        = "GEO" geoparam ":" geovalue CRLF

        geoparam   = *(";" other-param)

        geovalue   = float ";" float
        ;Latitude and Longitude components

      • LAST_MODIFIED

        public static final Validator<LastModified> LAST_MODIFIED
                Format Definition:  This property is defined by the following
       notation:

        last-mod   = "LAST-MODIFIED" lstparam ":" date-time CRLF

        lstparam   = *(";" other-param)

      • LOCATION

        public static final Validator<Location> LOCATION
                Format Definition:  This property is defined by the following
       notation:

        location   = "LOCATION"  locparam ":" text CRLF

        locparam   = *(
                   ;
                   ; The following are OPTIONAL,
                   ; but MUST NOT occur more than once.
                   ;
                   (";" altrepparam) / (";" languageparam) /
                   ;
                   ; The following is OPTIONAL,
                   ; and MAY occur more than once.
                   ;
                   (";" other-param)
                   ;
                   )

      • METHOD

        public static final Validator<Method> METHOD
                Format Definition:  This property is defined by the following
       notation:

        method     = "METHOD" metparam ":" metvalue CRLF

        metparam   = *(";" other-param)

        metvalue   = iana-token

      • ORGANIZER

        public static final Validator<Organizer> ORGANIZER
                Format Definition:  This property is defined by the following
       notation:

        organizer  = "ORGANIZER" orgparam ":"
                     cal-address CRLF

        orgparam   = *(
                   ;
                   ; The following are OPTIONAL,
                   ; but MUST NOT occur more than once.
                   ;
                   (";" cnparam) / (";" dirparam) / (";" sentbyparam) /
                   (";" languageparam) /
                   ;
                   ; The following is OPTIONAL,
                   ; and MAY occur more than once.
                   ;
                   (";" other-param)
                   ;
                   )

      • PERCENT_COMPLETE

        public static final Validator<PercentComplete> PERCENT_COMPLETE
                Format Definition:  This property is defined by the following
       notation:

        percent = "PERCENT-COMPLETE" pctparam ":" integer CRLF

        pctparam   = *(";" other-param)

      • PRIORITY

        public static final Validator<Priority> PRIORITY
                Format Definition:  This property is defined by the following
       notation:

        priority   = "PRIORITY" prioparam ":" priovalue CRLF
        ;Default is zero (i.e., undefined).

        prioparam  = *(";" other-param)

        priovalue   = integer       ;Must be in the range [0..9]
           ; All other values are reserved for future use.

      • PROD_ID

        public static final Validator<ProdId> PROD_ID
                Format Definition:  This property is defined by the following
       notation:

        prodid     = "PRODID" pidparam ":" pidvalue CRLF

        pidparam   = *(";" other-param)

        pidvalue   = text
        ;Any text that describes the product and version
        ;and that is generally assured of being unique.

      • RDATE

        public static final Validator<RDate<?>> RDATE
                Format Definition:  This property is defined by the following
       notation:

        rdate      = "RDATE" rdtparam ":" rdtval *("," rdtval) CRLF

        rdtparam   = *(
                   ;
                   ; The following are OPTIONAL,
                   ; but MUST NOT occur more than once.
                   ;
                   (";" "VALUE" "=" ("DATE-TIME" / "DATE" / "PERIOD")) /
                   (";" tzidparam) /
                   ;
                   ; The following is OPTIONAL,
                   ; and MAY occur more than once.
                   ;
                   (";" other-param)
                   ;
                   )

        rdtval     = date-time / date / period
        ;Value MUST match value type

      • RECURRENCE_ID

        public static final Validator<RecurrenceId<?>> RECURRENCE_ID
                Format Definition:  This property is defined by the following
       notation:

        recurid    = "RECURRENCE-ID" ridparam ":" ridval CRLF

        ridparam   = *(
                   ;
                   ; The following are OPTIONAL,
                   ; but MUST NOT occur more than once.
                   ;
                   (";" "VALUE" "=" ("DATE-TIME" / "DATE")) /
                   (";" tzidparam) / (";" rangeparam) /
                   ;
                   ; The following is OPTIONAL,
                   ; and MAY occur more than once.
                   ;
                   (";" other-param)
                   ;
                   )

        ridval     = date-time / date
        ;Value MUST match value type

      • RELATED_TO

        public static final Validator<RelatedTo> RELATED_TO
                Format Definition:  This property is defined by the following
       notation:

        related    = "RELATED-TO" relparam ":" text CRLF

        relparam   = *(
                   ;
                   ; The following is OPTIONAL,
                   ; but MUST NOT occur more than once.
                   ;
                   (";" reltypeparam) /
                   ;
                   ; The following is OPTIONAL,
                   ; and MAY occur more than once.
                   ;
                   (";" other-param)
                   ;
                   )

      • REPEAT

        public static final Validator<Repeat> REPEAT
                Format Definition:  This property is defined by the following
       notation:

        repeat  = "REPEAT" repparam ":" integer CRLF
        ;Default is "0", zero.

        repparam   = *(";" other-param)

      • REQUEST_STATUS

        public static final Validator<RequestStatus> REQUEST_STATUS
                Format Definition:  This property is defined by the following
       notation:

        rstatus    = "REQUEST-STATUS" rstatparam ":"
                     statcode ";" statdesc [";" extdata]

        rstatparam = *(
                   ;
                   ; The following is OPTIONAL,
                   ; but MUST NOT occur more than once.
                   ;
                   (";" languageparam) /
                   ;
                   ; The following is OPTIONAL,
                   ; and MAY occur more than once.
                   ;
                   (";" other-param)
                   ;
                   )

        statcode   = 1*DIGIT 1*2("." 1*DIGIT)
        ;Hierarchical, numeric return status code

        statdesc   = text
        ;Textual status description

        extdata    = text
        ;Textual exception data.  For example, the offending property
        ;name and value or complete property line.

      • RESOURCES

        public static final Validator<Resources> RESOURCES
                Format Definition:  This property is defined by the following
       notation:

        resources  = "RESOURCES" resrcparam ":" text *("," text) CRLF

        resrcparam = *(
                   ;
                   ; The following are OPTIONAL,
                   ; but MUST NOT occur more than once.
                   ;
                   (";" altrepparam) / (";" languageparam) /
                   ;
                   ; The following is OPTIONAL,
                   ; and MAY occur more than once.
                   ;
                   (";" other-param)
                   ;
                   )

      • RRULE

        public static final Validator<RRule> RRULE
                Format Definition:  This property is defined by the following
       notation:

        rrule      = "RRULE" rrulparam ":" recur CRLF

        rrulparam  = *(";" other-param)

      • SEQUENCE

        public static final Validator<Sequence> SEQUENCE
                Format Definition:  This property is defined by the following
       notation:

        seq = "SEQUENCE" seqparam ":" integer CRLF
        ; Default is "0"

        seqparam   = *(";" other-param)

      • STATUS

        public static final Validator<Status> STATUS
                Format Definition:  This property is defined by the following
       notation:

        status          = "STATUS" statparam ":" statvalue CRLF

        statparam       = *(";" other-param)

        statvalue       = (statvalue-event
                        /  statvalue-todo
                        /  statvalue-jour)

        statvalue-event = "TENTATIVE"    ;Indicates event is tentative.
                        / "CONFIRMED"    ;Indicates event is definite.
                        / "CANCELLED"    ;Indicates event was cancelled.
        ;Status values for a "VEVENT"

        statvalue-todo  = "NEEDS-ACTION" ;Indicates to-do needs action.
                        / "COMPLETED"    ;Indicates to-do completed.
                        / "IN-PROCESS"   ;Indicates to-do in process of.
                        / "CANCELLED"    ;Indicates to-do was cancelled.
        ;Status values for "VTODO".

        statvalue-jour  = "DRAFT"        ;Indicates journal is draft.
                        / "FINAL"        ;Indicates journal is final.
                        / "CANCELLED"    ;Indicates journal is removed.
       ;Status values for "VJOURNAL".

      • SUMMARY

        public static final Validator<Summary> SUMMARY
                Format Definition:  This property is defined by the following
       notation:

        summary    = "SUMMARY" summparam ":" text CRLF

        summparam  = *(
                   ;
                   ; The following are OPTIONAL,
                   ; but MUST NOT occur more than once.
                   ;
                   (";" altrepparam) / (";" languageparam) /
                   ;
                   ; The following is OPTIONAL,
                   ; and MAY occur more than once.
                   ;
                   (";" other-param)
                   ;
                   )

      • TRANSP

        public static final Validator<Transp> TRANSP
               Format Definition:  This property is defined by the following
       notation:

        transp     = "TRANSP" transparam ":" transvalue CRLF

        transparam = *(";" other-param)

        transvalue = "OPAQUE"
                    ;Blocks or opaque on busy time searches.
                    / "TRANSPARENT"
                    ;Transparent on busy time searches.
        ;Default value is OPAQUE

      • TRIGGER_ABS

        public static final Validator<Trigger> TRIGGER_ABS
                Format Definition:  This property is defined by the following
       notation:

        trigger    = "TRIGGER" (trigrel / trigabs) CRLF

        trigabs    = *(
                   ;
                   ; The following is REQUIRED,
                   ; but MUST NOT occur more than once.
                   ;
                   (";" "VALUE" "=" "DATE-TIME") /
                   ;
                   ; The following is OPTIONAL,
                   ; and MAY occur more than once.
                   ;
                   (";" other-param)
                   ;
                   ) ":" date-time

      • TRIGGER_REL

        public static final Validator<Trigger> TRIGGER_REL
                Format Definition:  This property is defined by the following
       notation:

        trigger    = "TRIGGER" (trigrel / trigabs) CRLF

        trigrel    = *(
                   ;
                   ; The following are OPTIONAL,
                   ; but MUST NOT occur more than once.
                   ;
                   (";" "VALUE" "=" "DURATION") /
                   (";" trigrelparam) /
                   ;
                   ; The following is OPTIONAL,
                   ; and MAY occur more than once.
                   ;
                   (";" other-param)
                   ;
                   ) ":"  dur-value

      • TZID

        public static final Validator<TzId> TZID
                Format Definition:  This property is defined by the following
       notation:

        tzid       = "TZID" tzidpropparam ":" [tzidprefix] text CRLF

        tzidpropparam      = *(";" other-param)

        ;tzidprefix        = "/"
        ; Defined previously. Just listed here for reader convenience.

      • TZNAME

        public static final Validator<TzName> TZNAME
                Format Definition:  This property is defined by the following
       notation:

        tzname     = "TZNAME" tznparam ":" text CRLF

        tznparam   = *(
                   ;
                   ; The following is OPTIONAL,
                   ; but MUST NOT occur more than once.
                   ;
                   (";" languageparam) /
                   ;
                   ; The following is OPTIONAL,
                   ; and MAY occur more than once.
                   ;
                   (";" other-param)
                   ;
                   )

      • TZOFFSETFROM

        public static final Validator<TzOffsetFrom> TZOFFSETFROM
                Format Definition:  This property is defined by the following
       notation:

        tzoffsetfrom       = "TZOFFSETFROM" frmparam ":" utc-offset
                             CRLF

        frmparam   = *(";" other-param)

      • TZOFFSETTO

        public static final Validator<TzOffsetTo> TZOFFSETTO
             Format Definition:  This property is defined by the following
       notation:

        tzoffsetto = "TZOFFSETTO" toparam ":" utc-offset CRLF

        toparam    = *(";" other-param)

      • TZURL

        public static final Validator<TzUrl> TZURL
                Format Definition:  This property is defined by the following
       notation:

        tzurl      = "TZURL" tzurlparam ":" uri CRLF

        tzurlparam = *(";" other-param)

      • UID

        public static final Validator<Uid> UID
                Format Definition:  This property is defined by the following
       notation:

        uid        = "UID" uidparam ":" text CRLF

        uidparam   = *(";" other-param)

      • URL

        public static final Validator<Url> URL
                Format Definition:  This property is defined by the following
       notation:

        url        = "URL" urlparam ":" uri CRLF

        urlparam   = *(";" other-param)

      • VERSION

        public static final Validator<Version> VERSION
                Format Definition:  This property is defined by the following
       notation:

        version    = "VERSION" verparam ":" vervalue CRLF

        verparam   = *(";" other-param)

        vervalue   = "2.0"         ;This memo
                   / maxver
                   / (minver ";" maxver)

        minver     = <A IANA-registered iCalendar version identifier>
        ;Minimum iCalendar version needed to parse the iCalendar object.

        maxver     = <A IANA-registered iCalendar version identifier>
        ;Maximum iCalendar version needed to parse the iCalendar object.