mbeckerle commented on a change in pull request #83: Adding value of 'bcd' to
binaryCalendarRep
URL: https://github.com/apache/incubator-daffodil/pull/83#discussion_r203423231
##########
File path:
daffodil-runtime1/src/main/scala/org/apache/daffodil/processors/parsers/PrimitivesDateTime1.scala
##########
@@ -207,3 +230,94 @@ case class ConvertBinaryCalendarSecMilliParser(
start.simpleElement.overwriteDataValue(newCal)
}
}
+
+abstract class BinaryCalendarBCDParser(
+ override val context: ElementRuntimeData,
+ hasTZ: Boolean,
+ pattern: String,
+ localeEv: CalendarLanguageEv,
+ calendarEv: CalendarEv,
+ xsdType: String,
+ prettyType: String)
+ extends CalendarParser {
+
+ def toBigDecimal(num: Array[Byte], scale: Int): JBigDecimal =
DecimalUtils.bcdToBigDecimal(num, scale)
+
+ def getBitLength(start: ParseOrUnparseState): Int
+
+ def parse(start: PState): Unit = {
+
+ val dis = start.dataInputStream
+ val nBits = getBitLength(start)
+ if (nBits == 0) return // zero length is used for outputValueCalc often.
+
+ if (!dis.isDefinedForLength(nBits)) {
+ PE(start, "Insufficient bits in data. Needed %d bit(s) but found only %d
available.", nBits, dis.remainingBits.get)
+ return
+ }
+
+ try {
+ // Use '0' for the binaryDecimalVirtualPoint because its location will
be implied by the pattern
+ val bigDec: BigDecimal = toBigDecimal(dis.getByteArray(nBits, start), 0)
Review comment:
BCD is always unsigned I believe. So perhaps this can never be negative? If
so then add Assert.invariant test here.
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