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The following tables lists unsupported features of the DFDL Specification since Daffodil v1.0.0, and planned implementation roadmap.

The releases are identified by the theme of the release - the primary things the release is supposed to achieve.

 

  (tick) = supported     (error) = unsupported     (warning) = partially supported (mouse over the symbol to display reason for partial support)

 

Feature

Planned Theme

Internationalization

Planned Theme

Remaining Features

Planned Theme

Features and

IBM Compatibility

with published

DFDLSchemas

Planned Theme

Unparsing

Version

Unparsing   1.2.01.0.0
unparser   (tick)(error)
outputNewLine   (tick)(error)

fillByte

   (tick)(error)
textPadKind   (tick)(error)
textOutputMinLength   (tick)(error)
generateEscapeBlock   (tick)(error)
extraEscapedCharacters   (tick)(error)
truncateSpecifiedLengthString   (tick)(error)
outputValueCalc   (tick)(error)
Types  1.3.01.2.01.0.0

boolean 

  (tick)(error)(error)

date (binary) 

  (tick)(error)(error)

time (binary)

  (tick)(error)(error)

dateTime (binary)

  (tick)(error)(error)
XML Schema Features  1.3.01.2.01.0.0
fixed (tick)(error)(error)(error)
default    (tick)(error)
DFDL Features    1.0.0
defaulting of values for required elements   (tick)(error)
'packed' binary number representations (packed, bcd, etc.)   (tick)(error)(error)
'zoned' binary number representations  (tick)(error)(error)(error)
bi-directional text (tick)(error)(error)(error)(error)
unordered sequences   (tick)(error)(error)
floating elements in sequences  (tick)(error)(error)(error)
raw-byte entities   (tick)(error)
'type' component of DFDL infoset   (tick)(error)(error)
'unionMemberSchema' component of DFDL infoset Use case?(error)(error)(error)(error)
'valid' component of DFDL infoset    (tick)(error)
unicodeByteOrderMark (tick)(error)(error)(error)
all runtime-computed format properties    (tick)(error)

IANA standard encodings other than utf-8,

utf-16BE, utf-16LE, utf-32BE, utf-32LE, and ASCII

 (tick)

As needed to support

important formats.

(error)(error)
delimited binary  (tick) (needed for TLOG)(error)(error)
extended ICU symbols 'u' and 'I' in calendarPattern (tick)(error)(error)(error)
Daffodil Specific  1.3.01.2.01.0.0
Recursion (proposed extension to DFDL)PerhapsPerhaps(error)(error)(error)
Layering (multi-pass)PerhapsPerhaps(error)(error)(error)
BLOB/CLOB support Likely (goes with large file support)(error)(error)(error)
 Properties and Property Enumerations  1.3.01.2.01.0.0
ignoreCase="yes"  (tick)(error)(error)
utf16Width="variable"(tick)(error)(error)(error)(error)
textNumberRep="zoned" (tick)(error)(error)(error)
binaryNumberRep="packed"  (tick)(error)(error)
binaryNumberRep="bcd"  (tick)(error)(error)
binaryNumberRep="ibm4690Packed"  (tick)(error)(error)
binaryFloatRep="ibm390Hex" (tick)(error)(error)(error)
nilKind="logicalValue" (tick)(error)(error)(error)
nilKind="literalCharacter" (tick)(error)(error)(error)
lengthKind="prefixed"  (tick)(error)(error)
lengthKind="endOfParent" (tick)(error)(error)(error)
occursCountKind="stopValue" (tick)(error)(error)(error)
documentFinalTerminatorCanBeMissing="yes"  (tick)(error)(error)
textStandardBase (behaves as 10)  (tick)(error)(error)(error)
textZonedSignStyle (tick)(error)(error)(error)
decimalSigned   (tick)(error)(error)
textBooleanTrueRep   (tick)(error)(error)
textBooleanFalseRep   (tick)(error)(error)
textBooleanPadCharacter   (tick)(error)(error)
textBooleanJustification   (tick)(error)(error)
binaryBooleanTrueRep   (tick)(error)(error)
binaryBooleanFalseRep   (tick)(error)(error)
textBidi (behaves as "no") (tick)(error)(error)(error)(error)
textBidiTextOrdering(tick)(error)(error)(error)(error)
textBidiOrientation (tick)(error)(error)(error)(error)
textBidiSymmetric (tick)(error)(error)(error)(error)
textBidiTextShaped (tick)(error)(error)(error)(error)
textBidiNumeralShapes (tick)(error)(error)(error)(error)
prefixIncludesPrefixLength   (tick)(error)(error)
prefixLengthType   (tick)(error)(error)
binaryNumberCheckPolicy  (tick)(error)(error)(error)
binaryPackedSignCodes   (tick)(error)(error)
binaryCalendarRep  (tick)(error)(error)
binaryCalendarEpoch   (tick)(error)(error)
useNilForDefault   (tick)(tick)(error)
sequenceKind  (tick)(error)(error)
floating="yes"  (tick)(error)(error)(error)
choiceLengthKind="explicit" (tick)(error)(error)(error)
choiceLength (tick)(error)(error)(error)
occursStopValue  (tick)(error)(error)(error)
encodingErrorPolicy="error" (tick)(error)(error)(error)
failureType="recoverableError" (tick)(error)(error)(error)
choiceDispatchKey (tick)(error)(error)(error)
choiceBranchKey (tick)(error)(error)(error)
Functions    1.0.0
contentLength   (tick)(error)
valueLength    (tick)(error)
Annotations    1.0.0
newVariableInstance (tick)(error)(error)(error)
Miscellaneous    1.0.0
File sizes greater than 4GB  (tick)(error)(error)(error)
XPath 2.0 Support (Query-style path expressions)Maybe Never(error)(error)(error)

(error)

 

 

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