static void Main(string[] args)
{
//使用MSSQL連線
DBConnectFactory factory = new DBConnectFactory();
IDBConnection mssqlConn = factory.GetConnection(ConnectionEnum.MSSQL);
mssqlConn.DoConnect();
//使用Oracle連線
IDBConnection oracleConn = factory.GetConnection(ConnectionEnum.Oracle);
oracleConn.DoConnect();
Console.ReadLine();
}
static void Main(string[] args)
{
//分別建立工廠
DBConnectFactory mssqlFactory = new MSSQLConnectFactory();
IDBConnection mssqlConn = mssqlFactory.CreateDBConnectFactory();
DBConnectFactory oracleFacotry = new OracleConnectFactory();
IDBConnection oracleConn = oracleFacotry.CreateDBConnectFactory();
DBConnectFactory mysqlFactory = new MYSQLConnectFactory();
IDBConnection mysqlConn = mysqlFactory.CreateDBConnectFactory();
//開始生產(建立連線)
mssqlConn.DoConnect();
oracleConn.DoConnect();
mysqlConn.DoConnect();
Console.ReadLine();
}