public virtual IEnumerator iterator() { return(rs.iterator()); }
// convert argument according to section 3.1.5 of xpath 2.0 spec /// <summary> /// Convert the input argument according to section 3.1.5 of specification. /// </summary> /// <param name="arg"> /// input argument. </param> /// <param name="expected"> /// Expected Sequence type. </param> /// <exception cref="DynamicError"> /// Dynamic error. </exception> /// <returns> Converted argument. </returns> public static org.eclipse.wst.xml.xpath2.api.ResultSequence convert_argument(org.eclipse.wst.xml.xpath2.api.ResultSequence arg, SeqType expected) { ResultBuffer result = new ResultBuffer(); // XXX: Should use type_class instead and use item.getClass().isAssignableTo(expected.type_class()) AnyType expected_type = expected.type(); // expected is atomic if (expected_type is AnyAtomicType) { AnyAtomicType expected_aat = (AnyAtomicType)expected_type; // atomize org.eclipse.wst.xml.xpath2.api.ResultSequence rs = FnData.atomize(arg); // cast untyped to expected type for (var i = rs.iterator(); i.MoveNext();) { AnyType item = (AnyType)i.Current; if (item is XSUntypedAtomic) { // create a new item of the expected // type initialized with from the string // value of the item ResultSequence converted = null; if (expected_aat is XSString) { XSString strType = new XSString(item.StringValue); converted = ResultSequenceFactory.create_new(strType); } else { converted = ResultSequenceFactory.create_new(item); } result.concat(converted); } // xs:anyURI promotion to xs:string else if (item is XSAnyURI && expected_aat is XSString) { result.add(new XSString(item.StringValue)); } // numeric type promotion else if (item is NumericType) { if (expected_aat is XSDouble) { XSDouble doubleType = new XSDouble(item.StringValue); result.add(doubleType); } else { result.add(item); } } else { result.add(item); } } // do sequence type matching on converted arguments return(expected.match(result.Sequence)); } else { // do sequence type matching on converted arguments return(expected.match(arg)); } }