import  java.sql.*;

 public   class  UnicodeTest {

   private   static   final  String SERVER = "jdbc:jtds:sqlserver://<host>";
   private   static   final  String LOGIN = "<login>";
   private   static   final  String PASSWORD = "<password>";


   public   static   void  main(String[] args)
     throws  Exception {
    DriverManager.registerDriver( new  net.sourceforge.jtds.jdbc.Driver());
    Connection con =
      DriverManager.getConnection(SERVER, LOGIN, PASSWORD);
    Statement st = con.createStatement();
    st.execute(
      "if object_id ('sp_test_unicode', 'P') is not null\n"
        + "drop procedure sp_test_unicode"
    );
    st.execute(
      "create procedure sp_test_unicode(@param1 NVARCHAR(30), @param2 NVARCHAR(30)) as\n"
        + "select @param1 value1\n"
        + "     , @param2 value2"
    );
    CallableStatement cst = con.prepareCall(
      "{call sp_test_unicode(?,?)}"
    );
    cst.setString( 1 , "йцукенЙЦУКЕН");
    cst.setString( 2 , "йцукенЙЦУКЕН");
    ResultSet rs = cst.executeQuery();
     while  (rs.next()) {
      System.out.println("\r\n" + rs.getString( 1 ) + " : " + rs.getString( 2 ));
    }
    rs.close();
  }
}