(Error) Element 'schema' has invalid namespace: 'http://www.w3.org/2001/XMLSchema'

From: john <uu_gg_at_hotmail.com>
Date: 22 Apr 2002 15:41:54 -0700
Message-ID: <a82b1436.0204221441.73a253c5_at_posting.google.com>

i ran into
a problem with validating against the schema. I searched all the archives but I could not get any information on it. This is the code I have and error message is appended after the code. Thanks in advance for your time, regards.

---

import java.io.*;
import java.sql.*;
import java.math.*;

import oracle.xml.sql.query.*;
import oracle.jdbc.*;
import java.util.*;
import java.net.*;

public class XMLQuery {

    //private static XSLStylesheet XSLFile = null;
    //private static URL xslURL = null;
    //private static XMLDocument xmldoc = null;
    //static OutputStream output = null;

    static String dbURL = null;
    static String dbUser = null;
    static String dbPassword = null;
    static String sqlTEDS = null;
    static String dbSID = null;
    static String dbPort = null;

    //instanced a property object
    static Properties toolProperty = new Properties();

    //use getter to get the keys in the property file     public static String getProperty(String key) {

        return toolProperty.getProperty(key);     }

    public static void main(String args[]) throws SQLException {

        String xmlString = getXMLData();
        System.out.println("Result: " + xmlString);

    }

    /**
     * Insert the method's description here.
     * Creation date: (4/22/2002 12:27:34 PM)
     * _at_return java.lang.String
     */
    public static String getXMLData() {
        try {



            //point to the location that hold the property file


            String fileName = "d://New

Folder//lms2portal//lms2portal.properties";

//load the property file

            toolProperty.load(new FileInputStream(fileName)); //load the property file

//get TEDS database URL from the lms2portal.properties
            dbURL = getProperty("DBurl");

//get TEDS database name

            dbSID = getProperty("DBSID");

//get TEDS databse port

            dbPort = getProperty("DBPORT");

//get username from the lms2portal.properties
            dbUser = getProperty("DBUsername");

//get password from the lms2portal.properties
            dbPassword = getProperty("DBPasswd");

//get the sql statement from the lms2portal.properties

            sqlTEDS = getProperty("SQL");


            //System.out.println(sqlTEDS);





            //register the JDBC driver..


            DriverManager.registerDriver(new

oracle.jdbc.driver.OracleDriver());

//initiate a JDBC connection

            Connection conn =
                DriverManager.getConnection(
                    "jdbc:oracle:thin:_at_" + dbURL + ":" + dbPort + ":" +
dbSID,
                    dbUser,
                    dbPassword);

            /*if (conn != null) {
                System.out.println("Connection good");
            }*/



            //initialize the OracleXMLQuery


            OracleXMLQuery qry = new OracleXMLQuery(conn, sqlTEDS);



            //Set XSLT File


            //structure the generated XML document


            qry.setMaxRows(5); // set the maximum number of rows to be
returned
            qry.setRowsetTag("courses"); // set the root document tag
            qry.setRowTag("course"); // sets the row separator tag
            qry.setRaiseException(true);
            qry.setXSLT(
                "file:d://New Folder//lms2portal//teds2lmsport.xsl",
 
"http://webd01.corporate.ge.com/learningport/learningportal/schema/");


            // sets the stylesheet



            /*  This block of code is working just fine
            
                        try {
                            //XMLDocument xml;
                           xmldoc = (XMLDocument)qry.getXMLDOM();
            
                        } catch (Exception e) {
                        }
            			
                      	
                        xslURL = new URL("file:d://New
Folder//lms2portal//teds2lmsport.xsl");
                        URL refURL = new URL("file:d://New
Folder//lms2portal");
                        XSLFile = new XSLStylesheet(xslURL,refURL);
            			System.out.println("Got Stylesheet");
            
                        output = new FileOutputStream("d://New
Folder//lms2portal//lmsdata.xml");   
                         
                        try {
            
                            XSLProcessor xslt = new XSLProcessor();
                            xslt.processXSL(XSLFile, xmldoc, output);
                        } catch (XSLException e) {
                        }
            
                        try {
            	            output.flush();
                        }
                        catch (IOException e){}
            */



            //get the query result as a string 


            String xml = qry.getXMLString();



            //close the query


            qry.close();



            //close the database connection


            conn.close();



            //return the string 


            return xml;

        } catch (Exception e) {
            System.err.println("Error: " + e);
            return null;
        }

    }
}

---

This is the error message:

<Line 1, Column 126>: XSD-2030: (Error) Element 'schema' has invalid namespace: 'http://www.w3.org/2001/XMLSchema' <Line 519, Column -636>: XSD-2026: (Error) Invalid attribute 'nillable' in element 'element'
<Line 519, Column -249>: XSD-2028: (Error) Invalid reference: ':text50Type'
oracle.xml.parser.schema.XSDException: Element 'schema' has invalid

namespace: 'http://www.w3.org/2001/XMLSchema'
	java.lang.Throwable(java.lang.String)
	java.lang.Exception(java.lang.String)
	oracle.xml.parser.schema.XSDException(java.lang.String)
	void

oracle.xml.parser.schema.XSDBuilder.buildSchema(oracle.xml.parser.v2.XML Element, int, java.net.URL)

        java.lang.Object
oracle.xml.parser.schema.XSDBuilder.build(oracle.xml.parser.v2.XMLDocume nt, java.net.URL)

        java.lang.Object
oracle.xml.parser.schema.XSDBuilder.build(java.net.URL)

        oracle.xml.parser.v2.XMLDocument
XMLQuery.validateXML(java.net.URL, java.net.URL)

        void XMLQuery.main(java.lang.String []) Received on Tue Apr 23 2002 - 00:41:54 CEST