http://nagoya.apache.org/bugzilla/show_bug.cgi?id=2685 *** shadow/2685 Wed Jul 18 21:34:24 2001 --- shadow/2685.tmp.18956 Wed Jul 18 21:34:24 2001 *************** *** 0 **** --- 1,86 ---- + +============================================================================+ + | Substitution group type test halts at first base type, not at ultimate bas | + +----------------------------------------------------------------------------+ + | Bug #: 2685 Product: Xerces-J | + | Status: NEW Version: 1.4.1 | + | Resolution: Platform: Other | + | Severity: Normal OS/Version: Other | + | Priority: Other Component: Schema-Structures | + +----------------------------------------------------------------------------+ + | Assigned To: [EMAIL PROTECTED] | + | Reported By: [EMAIL PROTECTED] | + | CC list: Cc: | + +----------------------------------------------------------------------------+ + | URL: | + +============================================================================+ + | DESCRIPTION | + When using substitution groups Xerces fails to move up the type hierarchy when + testing for type compatibility, proceeding only as far as the first type derived + from. + + For the sample XSD and related XML listed below, Xerces validates the XML + correctly in the case where the substituted item's type is directly derived from + the type of the substitution group (DerivedItem's type = DerivedItem1). If the + substitution item's type is not immediately derived from the substitution + group's type (DerviedItem's type = DerivedItem2/3) validation fails with the + error: + + Schema error: Element DerivedItem has a type whose base is + http://bug.test/,DerivedItem1; this basetype does not derive from the type of + the element at the head of the substitution group. + + ------------------------------------------ + Example files: BUGTEST.XSD and BUGTEST.XML + ------------------------------------------ + BUGTEST.XSD + =========== + <?xml version="1.0" encoding="utf-8"?> + <schema xmlns="http://www.w3.org/2001/XMLSchema"; xmlns:bt="http://bug.test/"; + targetNamespace="http://bug.test/"; elementFormDefault="qualified" + version="2.05"> + + <element name="bugtest" type="bt:BugTestType"/> + <element name="SubItem" type="bt:SubItemType"/> + <element name="DerivedItem" type="bt:DerivedItem1" + substitutionGroup="bt:SubItem"/> + + <complexType name="SubItemType"> + </complexType> + + <complexType name="DerivedItem1"> + <complexContent> + <restriction base="bt:SubItemType"> + </restriction> + </complexContent> + </complexType> + + <complexType name="DerivedItem2"> + <complexContent> + <restriction base="bt:DerivedItem1"> + </restriction> + </complexContent> + </complexType> + + <complexType name="DerivedItem3"> + <complexContent> + <restriction base="bt:DerivedItem2"> + </restriction> + </complexContent> + </complexType> + + <complexType name="BugTestType"> + <sequence> + <element ref="bt:SubItem"/> + </sequence> + </complexType> + + </schema> + + BUGTEST.XML + =========== + <?xml version="1.0" encoding="utf-8"?> + <bugtest xmlns="http://bug.test/"; + xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; + xsi:schemaLocation="http://bug.test/ BUGTEST.xsd"> + <DerivedItem/> + </bugtest> --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
