或者有没有用C#和JENA整合的例子。
谢谢大家。

执行到红色代码的时候就会报错

using System;
using com.hp.hpl.jena.db;
using com.hp.hpl.jena.rdf.model;
//using com.hp.hpl.jena.rdql;
using com.hp.hpl.jena.query;
using System.Xml;
using System.Xml.XPath;

namespace nJena
{
 /// <summary>
 /// Summary description for JenaRDFDatabase.
 /// </summary>
 public class JenaRDFDatabase
 {
  //instance variables

  Model model;
  IDBConnection conn;

  public JenaRDFDatabase(String modelName, String dbserver, String db, String dbuser, String dbpass, bool createNew)
  {
   String M_DB_URL = "jdbc:mysql://" + db; // database URL
   String M_DB_USER = dbuser;     // database user id
   String M_DB_PASSWD = dbpass;   // database user password
   String M_DB = "MsSQL";  // database engine could also be "MySQL"

   try
   {

    // create a database connection
    // THIS LINE IS IF WE WERE USING MYSQL RATHER THAN SQL SEREVR System.Activator.CreateInstance("mysqldriver", "com.mysql.jdbc.Driver");

    M_DB_URL = "jdbc:sqlserver://" + dbserver + ";databaseName=" + db;
    System.Activator.CreateInstance("sqldriver", "com.microsoft.sqlserver.jdbc.SQLServerDriver");

    conn  = new  DBConnection(M_DB_URL, M_DB_USER, M_DB_PASSWD, M_DB);
    if (conn == null)
     Console.WriteLine("no IDBConnection");

    // create a model maker with the given connection parameters
    ModelMaker maker = ModelFactory.createModelRDBMaker(conn);

    if (createNew)
    {
     // open a previously created model
     model = maker.createModel(modelName);     
    }
    else
    {
     // open a previously created model
     model = maker.openModel(modelName);
    }
    
   }
   catch (Exception e)
   {
    throw(e);
   }
  }

  public void close()
  {
   conn.close();
  }

  public void addFile(String filepath, String format)
  {
   // Start a database transaction. Without one, each statement will be auto-committed
   // as it is added, which slows down the model import significantly.
   model.begin();

   ikvm.io.InputStreamWrapper isw = new ikvm.io.InputStreamWrapper(new System.IO.FileStream(filepath, System.IO.FileMode.Open));

   //InputStream inp = this.getClass().getClassLoader().getResourceAsStream(filename);
   model.read(isw,null,format);

   // Commit the database transaction
   model.commit();

  }

  public XmlDocument queryBySparl(String queryString)
  {
   Query query = QueryFactory.create(queryString);

   // Execute the query and obtain results
   QueryExecution qe = QueryExecutionFactory.create(query, model);
   ResultSet results = qe.execSelect();

   // Output query results 
   String op = ResultSetFormatter.asXMLString(results);

   // Important - free up resources used running the query
   qe.close();

   XmlDocument x = new XmlDocument();
   x.LoadXml(op);

   return x;
  }

 }
}

    <appSettings>
        <add key="ikvm:file.encoding" value="utf8" />
    </appSettings>

用什么办法可以解决呢？

多谢。

Failure to instantiate DB Driver:MsSQL com.microsoft.sqlserver.jdbc.SQLServerException: Java 环境不支持代码页 936。