Hi,
If a keyref has a declaration:
<xsd:keyref name="ISBNnumber" refer="ISBNnumber">
...
</xsd:keyref>
then its a circular reference, which should not be allowed.
Please find attached a patch for the same.
Cheers,
Rahul.
Sun Microsystems, Inc.
Index: XSDKeyrefTraverser.java
===================================================================
RCS file:
/home/cvspublic/xml-xerces/java/src/org/apache/xerces/impl/v2/XSDKeyrefTraverser.java,v
retrieving revision 1.8
diff -u -w -r1.8 XSDKeyrefTraverser.java
--- XSDKeyrefTraverser.java 2001/10/17 18:41:33 1.8
+++ XSDKeyrefTraverser.java 2001/10/22 12:04:28
@@ -98,6 +98,17 @@
fAttrChecker.returnAttrArray(attrValues, schemaDoc);
return;
}
+
+ if ( krName.equals(kName.localpart) &&
+ schemaDoc.fTargetNamespace != null &&
+ kName.uri != null &&
+ schemaDoc.fTargetNamespace.equals(kName.uri) ) {
+ reportGenericSchemaError("circular reference not allowed in keyrefs");
+ //return this array back to pool
+ fAttrChecker.returnAttrArray(attrValues, schemaDoc);
+ return;
+ }
+
UniqueOrKey key = (UniqueOrKey)fSchemaHandler.getGlobalDecl(schemaDoc,
XSDHandler.IDENTITYCONSTRAINT_TYPE, kName);
if(key == null) {
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