daofactory.java

ｊｓｐ／ｓｅｒｖｌｅｔ中国移动模拟收费系统

package 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 TChargeDAO getTChargeDAO();
	public abstract CustomerDAO getTCustomerDAO();
	public abstract UserDAO getUserDAO();
	public abstract MobilesDAO getMobilesDAO();
	public abstract AccountDAO getAccountDAO();
	public abstract ChargeRuleDAO getChargeRuleDAO();
	
	public static DAOFactory getDAOFactory(int dbType){
		switch(dbType){
		case ORACLE:
			return new OracleDAOFactory();
		case SQLSERVER:
			return null;
		case MYSQL:
			return null;
		default:
			return null;
		}
	}
}