daofactory.java

中国移动管理系统

package com.chinamobile.dao;

public abstract class DAOFactory
{
    public static final int ORACLE = 1;
    public static final int SQLSERVER = 2;
    public static final int MYSQL = 3;

    
    public abstract OperatorDAO getOperatorDAO();
    
    public abstract MobileDAO getMobileDAO();
    
    public abstract ChargeDAO getChargeDAO();
    
    public abstract ChargeRuleDAO getChargeRuleDAO();
    
     
    public static DAOFactory getDAOFactory(int dbType)
    {
        switch(dbType)
        {
            
            case SQLSERVER:
                return new SQLServerDAOFactory();
                
            default:
                return null;
        }
    }
}