daofactory.java

来自「用于餐饮类的源代码！只能在java下使用！！！」· Java 代码 · 共 43 行

package imis_mate.DAO;

//DAO 工厂

public class DAOFactory {

    private static DAOFactory instance;
    
    static {
        instance = new DAOFactory();
    }
    
    private DAOFactory() {

    }
    public static DAOFactory getInstance() {
        return instance;
    }
    
  
    
   
    public MaterialTypeDAO getMaterialTypeDAO() {
    	
    	return new MaterialTypeDAO();
    }
    public MaterialDAO getMaterialDAO() {
    	
    	return new MaterialDAO();
    }
    public MaterialCheckDAO getMaterialCheckDAO() {
    	
    	return new MaterialCheckDAO();
    }
    public MaterialChangeDAO getMaterialChangeDAO() {
    	
    	return new MaterialChangeDAO();
    }
    public SupplyDAO getSupplyDAO() {
    	return new SupplyDAO();
    }
}