changelog

A framework written in Java for implementing high-level and dynamic languages, compiling them into J

	* QNameUtils.java (resolveQName): Catch errors.

	* Reduce.java (sum): Use XQuery-specific ArithOp, rather than
	Scheme-appropriate gnu.kawa.functions.AddOp instance.

	* StringUtils.java (appendCodepoint): Check codepoints for validity.

2006-09-28  Per Bothner  <[e-mail]>

	* NodeUtils.java (name, getLang, lang, documentUri): New static
	methods to implement new fn:xxx functions.
	(localName): Change return type.  Inline QNameUtils.localNameFromQName.

	* Compare.java (VALUE_COMPARISON): New mask bit.
	(apply2): Check for VALUE_COMPARISON.
	(valEq, valNe, Vallt, valNe, valGt, valGe): New static fields.

	* XQException.java: New class, extends RuntimeException.
	* Makefile.am: Update accordingly/

	* ValuesFilter.java (matches): Simplify and fix to match specification.

	* CastAs.java (apply2): Handle OccurrenceType.
	(compile): Suppress inherited/incorrect inlining.

	* NumberValue.java (abd): Fix so abd(-0) is 0.

	* StringUtils.java (encodeForUri): Fixes to match updated
	specification of fn-encode-for-uri.

	* BooleanValue.java (not): New static method.

	* SequenceUtils.java (remove$X): New static method.

2006-09-26  Per Bothner  <[e-mail]>

	* TimeUtils.java (dateTime):  Handle empty sequence arguments.

	* NumberValue.java (abs): Use numberCast, rather than numberValue.
	The latter always returns a double, which is not always right.

	* StringUtils.java (codepointEqual): New static method.

	* TimeUtils.java (dateTime): New static method.

	* SequenceUtils.java (seepEqual): Fix thinko.

2006-09-19  Per Bothner  <[e-mail]>

	* HandleExtension.java: New class.
	* Makefile.am: Update accordingly.

	* BooleanValue.java (booleanValue): Throw WrongType exception
	when appropriate.  Handle URI similar to String/UntypedAtomic.

2006-09-17  Per Bothner  <[e-mail]>

	* Debug.java: Parameterize output file and options using static.
	(tracePrefix, tracePort, traaceFilename, traceShouldFlush,
	traceShouldAppend): New static fields.
	(trace): Make synchronized.

2006-09-14  Per Bothner  <[e-mail]>

	* SequenceUtils.java (deepEqualChaildren, deepEqual): New methods.
	(deepEqual): Fix handling of nodes to use new methods.
	(textOrElement): New constant.

2006-09-13  Per Bothner  <[e-mail]>

	* XMLFormat.java (writeObject): Update for XMLPrinter changes.
	(format): Likewise.

2006-08-27  Per Bothner  <[e-mail]>

	* OrderedTuples.java (cmp): Update NumberCompare.compare call.
	* Compare.java (apply): Move atomic value handle to ...
	(atomicCompare): ... new static method.
	Use new NumberCompare.applyWithPromotion method.
	* SequenceUtils.java (deepEqual): New static method.

2006-08-18  Per Bothner  <[e-mail]>

	* TimeUtils.java (now): New static method.

2006-08-17  Per Bothner  <[e-mail]>

	* TimeUtils.java (coerceToDateTime, coerceToDate, coerceToTime):
	Convert node and xs:untypedAtomic as needed.
	Also throw more informative WrongType constructor.

2006-06-28  Per Bothner  <[e-mail]>

	* QNameUtils.java: Update SName -> Symbol.
	* Compare.java: Likewise.

2006-06-10  Per Bothner  <[e-mail]>

	* TimeUtils.java: Fix typo in package statement.

2006-06-04  Per Bothner  <[e-mail]>

	* CastableAs.java (inline): Fix thinko.

2006-03-26  Per Bothner  <[e-mail]>

	* NodeUtils.java (localName, namespaceURI): Fix to match specification.

	* NodeUtils.java (data$X): New static method.

	* NumberValue.java (round): New static method.

	* NumberValue.java (numberValue): Optimization.

	* Compare.java (apply): Fix indentation so PreProcess will work.

	* StringUtils.java (asDouble, asDoubleRounded): New static helpers.
	(substring): Use asDoubleRounded.
	* StringUtils.java (stringJoin): Remove redundant casts.
	* StringUtils.java (encodeForUri, iriToUri, escapeHtmlUri,
	encodeForUri, normalizeSpace): New static methods.
	* StringUtils.java (makePattern, matches, repalce): New static methods.

	* SequenceUtils.java (indexOf$X): New static method, implements
	fn:index-of function.
	* IndexOf.java: Remove no-longer-used class
.	* LastIndexOf.java: Likewise.
	* Makefile.am: Update accordingly.

2006-03-25  Per Bothner  <[e-mail]>

	* OrderedTuples.java (cmp): Various fixes to match 'order by'
	specification: empty sequence and NaN handling; UntypeAtomic support.

	* QNameUtils.java (makeQName): Add expected intern call.

2006-03-20  Per Bothner  <[e-mail]>

	* BooleanValue.java (booleanValue): Handle Number that are not Numeric
	so we DTRT for xs:double and xs:float.

2006-03-17  Per Bothner  <[e-mail]>

	* QNameUtils.java (resolvePrefix): New method.
	(resolveQName): Make use of resolvePrefix.

	* Compare.java (apply): Fix comparison of QNames (SName).

2006-03-15  Per Bothner  <[e-mail]>

	* CastAs.java: New class, extends gnu.kawa.functions.Convert.
	* CastableAs.java: New class, extends gnu.kawa.reflect.InstanceOf.
	* Makefile.am: Update accordingly.

	* TimeUtils.java: New class with static methods implementing
	date/time/duration-related functions.
	* Makefile.am: Update accordingly.

	* StringValue.java: Remove file.  Contents partly moved to new file
	StringUtils.java and partly moved to gnu/kawa/xml/StringValue.java.
	(stringToCodepoints$X, appendCodepoint, codepointsToString): New.
	* Makefile.am: Update accordingly.

	* NodeUtils.java (atomicValue): Moved to gnu.kawa.xml.KNode.
	(prefixesFromNodetype, inScopePrefixes$X): New methods.

	* BooleanValue (booleanValue): Fix thinko.
	Add correct handling for String and UntypedAtomic.

	* RelativeStep.java (inline): Don't optimize unless mustCompile.
	Also rename Compilation local from 'parser' to 'comp'.

	* Compare.java (apply): Fixes to handle dates/times/durations, and
	UntypedAtomic. Other fixes to follow specification more closely.
	* OrderedTuples.java (cmp): Try numeric compare first.

	* MinMax.java (cmobine): Use new NumverValue.numberCast method.

	* IntegerRange.java (apply): DTRT when range end is empty sequence.

	* Average.java: Use XQuery-specific ArithOp.add rather than AddOp.$pl.
	Fix handling of empty and singleton sequences.
	Use ArithOp.div for division.
	(combine): Inline into caller.

	* NumberValue.java (abs, floor, ceiling, roundHalfToEven): New methods.
	(numberCast): New static helper method.
	(numberValue): Use new classes/methods to better follow specification.
	(apply1): Return NaN on failure, as per specification.

2006-03-15  Per Bothner  <[e-mail]>

	* ArithOp.java: New class, extends Procedure1or2.
	* Makefile.am: Update accordingly.

2006-03-14  Per Bothner  <[e-mail]>

	* SequenceUtils.java (zeroOrOne, oneOrMore, exactlyOne): New
	static methods that implement the corresponding standard functions.

2005-11-29  Per Bothner  <[e-mail]>

	* ValuesFilter.java (matches): Handle a String value.

2005-11-22  Per Bothner  <[e-mail]>

	* OrderedMap.java (compile): Update compile->compileInvoke rename.

2005-09-26  Per Bothner  <[e-mail]>

	* Average.java (combine): Coerce operands with NumberValue.

	* OrderedTuples.java (listsort): Fix thinko.

2005-09-25  Per Bothner  <[e-mail]>

	* OrderedMap.java: New class, extends MethodProc.
	* OrderedTuples.java: New class, extends FilterConsumer.
	* Makefile.am: Update accordingly.

	* SequenceUtils.java (reverse$X): New methods, implements fn:revrese.

2005-08-16  Per Bothner  <[e-mail]>

	* NodeUtils.java: New class.
	(atomicValue, localName, namespaceURI): New static methods.
	* DistinctValues.java: New class.
	* Makefile.am: Update accordingly.
	* Compare.java (apply): Add NamedCollator parameter.  Use it.
	Get atomiValue of nodes.
	(apply2): Update for modified apply.
	* MinMax.java (combine): Extract numberValue from nodes.
	* StringValue.java (compare): New method.

	* NamedCollator.java (UNICODE_CODEPOINT_COLLATION): Update uri.
	(find): New alias (for now) for make.
	
	* QNameUtils.java (prefixFromQName): New static method.

	* Reduce.java (apply1): Fix bogus iteration.

2005-06-09  Per Bothner  <[e-mail]>

	* StringValue.java (stringValue): null or #!void append nothing.
	(lowerCase, upperCase, substring, stringLength, substringBefore,
	substringAfter, translate, stringPad, contains, startsWith, endWith,
	stringJoin): Don't return empty on empty input string; instead return
	the empty string, usually taken care of by stringValue.
	(substring, stringLength, substringBefore, substringAfter, translate,
	startsWith, stringJoin): Convert to String using stringvalue, not
	toString.
	(contains, startsWith, endsWith, substringAfter): Remove redundant
	comparisons.
	(substringBefore): Fix off-by-one error.
	(translate): Re-do StringBuffer construction to append each character,
	rather than modify/delete characters.
	(stringPad): Throw exception on error instead of printing.
	Also, improve StringBuffer allocation.

2005-06-04  Per Bothner  <[e-mail]>

	* XMLFormat.java: Update for AbstractFormat move to gnu.lists.

2005-03-03  Per Bothner  <[e-mail]>

	* Children.java: Moved to gnu.kawa.xml, because it is also
	used for Scheme.
	* Makefile.am: Update accordingly.

2005-01-02  Per Bothner  <[e-mail]>

	* NamedCollator.java: Change "select" (preprocessor) syntax.

2004-12-22  Per Bothner  <[e-mail]>

	* MakeAttribute.java: Moved to gnu.kawa.xml.
	* MakeElement.java: Likewise.
	* Makefile.am: Update accordingly,
	* QNameUtils.java (resolveQName): New helper method, used for xs:QName.
	(makeQName): New implementation, for fn:QName.
	(localNameFromQName, namespaceURIFromQName): Handle SName.

2004-12-10  Per Bothner  <[e-mail]>

	* SequenceUtils.java: New class has sequence functions implementations.
	* IsEmptySequence.java: Removed class - use SequenceUtils instead.
	* NamedCollator.java: New class extends Collator.
	* Makefile.am: Update accordingly.

2004-11-06  Per Bothner  <[e-mail]>

	* QNameUtils.java: New class.
	* Makefile.am: Update accordingly.

2004-08-10  Per Bothner  <[e-mail]>

	* ValuesFilter.java (inline): Add missing letEnter call.

2004-08-08  Per Bothner  <[e-mail]>

	* RelativeStep.java (apply):  Update to use check3.
	* ValuesEvery.java (apply):  Update to use check1.

2004-08-03  Per Bothner  <[e-mail]>

	* Children.java:  Extend MethodProc instead of CpsProcedure
	* RelativeStep.java:  Likewise.
	* SubList.java:  Likewise.
	* ValuesEvery.java:  Likewise.
	* ValuesFilter.java:  Likewise.
	* IntegerRange.java:  Likewise.  Also explicitly call setName

2004-07-20  Per Bothner  <[e-mail]>

	* IntegerRange.java:  Remove unused import statements.
	* MinMax.java:  Likewise.
	* RelativeStep.java:  Likewise.
	* XMLFormat.java:  Likewise.