package test;import java.*;import java.sql.Driver;public class Connect{   private java.sql.Connection con = null;   private final String url = "jdbc:microsoft:sqlserver://";   private final String serverName= "localhost";   private final String portNumber = "1433";   private final String databaseName= "DBtest";   private final String userName = "sa";   private final String password = "123456";   // Informs the driver to use server a side-cursor,   // which permits more than one active statement   // on a connection.   private final String selectMethod = "cursor";   // Constructor   public Connect(){}   private String getConnectionUrl(){     return url+serverName+":"+portNumber+";databaseName="+databaseName+";selectMethod="+selectMethod+";";   }   private java.sql.Connection getConnection(){     try{        Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver");        con = java.sql.DriverManager.getConnection(getConnectionUrl(),userName,password);        if(con!=null) System.out.println("Connection Successful!");     }catch(Exception e){        e.printStackTrace();        System.out.println("Error Trace in getConnection() : " + e.getMessage());     }     return con;   }   /*     Display the driver properties, database details   */   public void displayDbProperties(){     java.sql.DatabaseMetaData dm = null;     java.sql.ResultSet rs = null;     try{        con= this.getConnection();        if(con!=null){          dm = con.getMetaData();          System.out.println("Driver Information");          System.out.println("/tDriver Name: "+ dm.getDriverName());          System.out.println("/tDriver Version: "+ dm.getDriverVersion ());          System.out.println("/nDatabase Information ");          System.out.println("/tDatabase Name: "+ dm.getDatabaseProductName());          System.out.println("/tDatabase Version: "+ dm.getDatabaseProductVersion());          System.out.println("Avalilable Catalogs ");          rs = dm.getCatalogs();          while(rs.next()){             System.out.println("/tcatalog: "+ rs.getString(1));          }          rs.close();          rs = null;          closeConnection();        }else System.out.println("Error: No active Connection");     }catch(Exception e){        e.printStackTrace();     }     dm=null;   }   private void closeConnection(){     try{        if(con!=null)          con.close();        con=null;     }catch(Exception e){        e.printStackTrace();     }   }   public static void main(String[] args) throws Exception    {     Connect myDbTest = new Connect();     myDbTest.displayDbProperties();    }}