I was able to parse xsd file by setting validation=false in parser. For the time being I'm using XMLSpy to prevalidate any xsd files destined for the xerces code. Assume that this is a xerces bug - surprised that no one else has seen it. Ken Hayden Marchant wrote: > Hi Ken, > > I'm new to this group, but I noticed your posting: Are you parsing XML > Schema documents using Xerces? I need to do the same thing. I was hoping > that there was a specific API out there that represents a Schema, other > than parsing the XML and working it out. I assume that you looked and > did not find anything? If so, then how did you approach the problem - > are you just parsing the XML Schema doc yourself and analyzing for all > the types of XML Schema language constructs? Did you look ever think of > using org.apache.xerces.validators.schema.TraverseSchema class in > Xerces? > > I'm about to embark on the same type of head-ache of parsing XML schemas > so I would really appreciate soeme feedback on problems you encountered > doing this. > > Thanks, > Hayden > > -----Original Message----- > From: Ken Gettler [mailto:[EMAIL PROTECTED]] > Sent: Thursday, September 20, 2001 9:08 PM > To: xerces developer group > Subject: Problem parsing schema with xerces 141 and 143 > > I am attempting to parse xsd documents with the objective of finding > elements in user-defined xsd files. So far I have had no luck. Keep > getting exceptions thrown during the parse(). Finally I took one of the > > sample xsd files that comes with XML Spy 4.0beta3 and while XML Spy > could parse the file, I could not with xerces 1.4.1. Is there something > > that I am doing incorrectly or is this a parser problem? My code is as > follows: > > Thanks > Ken > > Element element = null; > > try > { > DocumentBuilder builder = DOMUtils.getDocumentBuilder(true); > > Document document = > builder.parse(URLUtil.makeFileURL(xmlfile)); > element = document.getDocumentElement(); > } > catch (Exception e) > { > e.printStackTrace(); > } > return element; > > where DOMUtils method is: > public static DocumentBuilder getDocumentBuilder(boolean validating) > throws ParserConfigurationException > { > DocumentBuilderFactory factory = > DocumentBuilderFactory.newInstance(); > factory.setValidating(validating); > factory.setNamespaceAware(true); > DocumentBuilder builder = factory.newDocumentBuilder(); > builder.setErrorHandler(errorHandler); > return builder; > } > > and, > private static ErrorHandler errorHandler = new > DOMParserErrorHandlerImpl(); > > EXCEPTION: > ========== > org.xml.sax.SAXParseException: An invalid second ':' was found in the > element type or attribute name. > at > org.apache.xerces.framework.XMLParser.reportError(XMLParser.java:1196) > at > org.apache.xerces.framework.XMLDocumentScanner.scanAttributeName(XMLDocu > mentScanner.java:2143) > > at > org.apache.xerces.framework.XMLDocumentScanner.scanElement(XMLDocumentSc > anner.java:1807) > > at > org.apache.xerces.framework.XMLDocumentScanner$ContentDispatcher.dispatc > h(XMLDocumentScanner.java:1005) > > at > org.apache.xerces.framework.XMLDocumentScanner.parseSome(XMLDocumentScan > ner.java:381) > > at org.apache.xerces.framework.XMLParser.parse(XMLParser.java:1081) > at > org.apache.xerces.jaxp.DocumentBuilderImpl.parse(DocumentBuilderImpl.jav > a:195) > > at javax.xml.parsers.DocumentBuilder.parse(DocumentBuilder.java:184) > > at > com.sonicsw.xs.config.XSFileConfig.readXMLFile(XSFileConfig.java:153) > at com.sonicsw.xs.config.XSFileConfig.main(XSFileConfig.java:170) > Exception caught by debugger. Exception: java.lang.NullPointerException > Exception caught by debugger. Exception: java.lang.NullPointerException > Exception caught by debugger. Exception: java.lang.NullPointerException > > Sample XSD used: > ============= > <?xml version="1.0" encoding="UTF-8"?> > <!-- edited with XML Spy v4.0 NT beta 2 build Jul 24 2001 > (http://www.xmlspy.com) by Vladislav Gavrielov (Altova) --> > <!--W3C Schema generated by XML Spy v3.5 NT (http://www.xmlspy.com)--> > <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"; > elementFormDefault="qualified" attributeFormDefault="unqualified" > version="2.1"> > <xsd:element name="bold"> > <xsd:complexType mixed="true"> > <xsd:choice minOccurs="0" maxOccurs="unbounded"> > <xsd:element ref="italic"/> > <xsd:element ref="bold"/> > </xsd:choice> > </xsd:complexType> > </xsd:element> > <xsd:element name="copyright" type="TextualData"/> > <xsd:element name="datasheet"> > <xsd:complexType> > <xsd:sequence> > <xsd:element name="documentid"> > <xsd:annotation> > <xsd:documentation>Document IDs are assigned by central IT Admin - > > call 555-1212 for a new ID</xsd:documentation> > </xsd:annotation> > <xsd:simpleType> > <xsd:restriction base="xsd:string"> > <xsd:pattern value=".{3}-.{4}-.*"/> > </xsd:restriction> > </xsd:simpleType> > </xsd:element> > <xsd:element name="manufacturer" type="xsd:string"/> > <xsd:element name="website" type="xsd:anyURI"/> > <xsd:element name="productline" type="xsd:string"/> > <xsd:element ref="security"/> > <xsd:element ref="tracking"/> > <xsd:element ref="title"/> > <xsd:element ref="description"/> > <xsd:element ref="diagrams"/> > <xsd:element ref="models"/> > <xsd:element ref="copyright"/> > </xsd:sequence> > </xsd:complexType> > </xsd:element> > <xsd:element name="description" type="TextualData"/> > <xsd:element name="diagrams"> > <xsd:complexType> > <xsd:sequence> > <xsd:element name="diagram" maxOccurs="unbounded"> > <xsd:complexType> > <xsd:sequence> > <xsd:element ref="title"/> > <xsd:element ref="source"/> > <xsd:element ref="description" minOccurs="0"/> > </xsd:sequence> > <xsd:attribute name="kind"> > <xsd:simpleType> > <xsd:restriction base="xsd:string"> > <xsd:enumeration value="drawing"/> > <xsd:enumeration value="3d"/> > <xsd:enumeration value="chart"/> > <xsd:enumeration value="photo"/> > </xsd:restriction> > </xsd:simpleType> > </xsd:attribute> > </xsd:complexType> > </xsd:element> > </xsd:sequence> > </xsd:complexType> > </xsd:element> > <xsd:element name="italic"> > <xsd:complexType mixed="true"> > <xsd:choice minOccurs="0" maxOccurs="unbounded"> > <xsd:element ref="italic"/> > <xsd:element ref="bold"/> > </xsd:choice> > </xsd:complexType> > </xsd:element> > <xsd:element name="models"> > <xsd:complexType> > <xsd:sequence> > <xsd:element name="model" maxOccurs="unbounded"> > <xsd:complexType> > <xsd:sequence> > <xsd:element name="Name" type="xsd:string"/> > <xsd:element name="MaxTakeoffWeight" type="xsd:int"> > <xsd:annotation> > <xsd:documentation>Specify in lb</xsd:documentation> > </xsd:annotation> > </xsd:element> > <xsd:element name="MaxLandingWeight" type="xsd:int"/> > <xsd:element name="MaxZeroFuelWeight" type="xsd:int"/> > <xsd:element name="EngineOfferings" type="xsd:string"/> > <xsd:element name="FuelCapacity" type="xsd:int"/> > <xsd:element name="CruiseMach" type="xsd:decimal"/> > <xsd:element name="Passengers"> > <xsd:simpleType> > <xsd:restriction base="xsd:short"> > <xsd:minInclusive value="200"/> > <xsd:maxInclusive value="900"/> > </xsd:restriction> > </xsd:simpleType> > </xsd:element> > <xsd:element name="DesignRange" type="xsd:short"/> > <xsd:element name="LowerHoldVolume" type="xsd:short"/> > <xsd:element name="Pallets" type="xsd:byte"/> > </xsd:sequence> > </xsd:complexType> > </xsd:element> > </xsd:sequence> > </xsd:complexType> > </xsd:element> > <xsd:element name="para"> > <xsd:complexType mixed="true"> > <xsd:choice minOccurs="0" maxOccurs="unbounded"> > <xsd:element ref="bold"/> > <xsd:element ref="italic"/> > </xsd:choice> > </xsd:complexType> > </xsd:element> > <xsd:element name="security"> > <xsd:annotation> > <xsd:documentation>Define security classification as per corporate > guidelines document B98265-Z0</xsd:documentation> > </xsd:annotation> > <xsd:complexType> > <xsd:sequence> > <xsd:element name="classification"> > <xsd:simpleType> > <xsd:restriction base="xsd:string"> > <xsd:enumeration value="public"/> > <xsd:enumeration value="confidential"/> > <xsd:enumeration value="eyes only"/> > <xsd:enumeration value="restricted"/> > </xsd:restriction> > </xsd:simpleType> > </xsd:element> > <xsd:element name="level"> > <xsd:simpleType> > <xsd:restriction base="xsd:byte"> > <xsd:minInclusive value="1"/> > <xsd:maxInclusive value="3"/> > </xsd:restriction> > </xsd:simpleType> > </xsd:element> > <xsd:element name="effective" type="xsd:date"/> > <xsd:element name="use"> > <xsd:complexType> > <xsd:attribute name="internal" type="xsd:boolean"/> > <xsd:attribute name="external" type="xsd:boolean"/> > </xsd:complexType> > </xsd:element> > </xsd:sequence> > </xsd:complexType> > </xsd:element> > <xsd:element name="source"> > <xsd:simpleType> > <xsd:restriction base="xsd:string"> > <xsd:pattern value=".*\.(gif|jpg)"/> > </xsd:restriction> > </xsd:simpleType> > </xsd:element> > <xsd:element name="title"> > <xsd:simpleType> > <xsd:restriction base="xsd:string"> > <xsd:maxLength value="25"/> > </xsd:restriction> > </xsd:simpleType> > </xsd:element> > <xsd:element name="tracking"> > <xsd:annotation> > <xsd:documentation>All editors are required to log changes to each > production document</xsd:documentation> > </xsd:annotation> > <xsd:complexType> > <xsd:sequence> > <xsd:element name="modification" maxOccurs="unbounded"> > <xsd:complexType> > <xsd:sequence> > <xsd:element name="date" type="xsd:date"/> > <xsd:element name="time" type="xsd:time"/> > <xsd:element name="by" type="xsd:string"/> > <xsd:element name="department"> > <xsd:simpleType> > <xsd:restriction base="xsd:string"> > <xsd:enumeration value="Marketing"/> > <xsd:enumeration value="IT"/> > <xsd:enumeration value="IT Admin"/> > <xsd:enumeration value="Engineering"/> > <xsd:enumeration value="Graphics Design"/> > <xsd:enumeration value="Auditing"/> > <xsd:enumeration value="Aerospace"/> > </xsd:restriction> > </xsd:simpleType> > </xsd:element> > <xsd:element name="status"> > <xsd:simpleType> > <xsd:restriction base="xsd:string"> > <xsd:enumeration value="in progress"/> > <xsd:enumeration value="for review"/> > <xsd:enumeration value="final"/> > <xsd:enumeration value="for editing"/> > <xsd:enumeration value="for archive"/> > </xsd:restriction> > </xsd:simpleType> > </xsd:element> > <xsd:element name="changes" type="xsd:string"/> > </xsd:sequence> > <xsd:attribute name="operation" use="required"> > <xsd:simpleType> > <xsd:restriction base="xsd:string"> > <xsd:enumeration value="approved"/> > <xsd:enumeration value="created"/> > <xsd:enumeration value="deleted"/> > <xsd:enumeration value="edited"/> > <xsd:enumeration value="rejected"/> > </xsd:restriction> > </xsd:simpleType> > </xsd:attribute> > </xsd:complexType> > </xsd:element> > </xsd:sequence> > </xsd:complexType> > </xsd:element> > <xsd:complexType name="TextualData"> > <xsd:sequence> > <xsd:element ref="para" maxOccurs="unbounded"/> > </xsd:sequence> > </xsd:complexType> > </xsd:schema> > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED]
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