jsp宠物商店（源码+数据库）

在前端选择要买的宠物，然后提交付款

package bean;
import java.util.*;
public class Cart {
	private ListcartItemList=new ArrayList<>（）;
	private MapcartItemMap=new HashMap<>（）;
	public List getCartItemList（） {
		return cartItemList;
	}
	public void addItemToCart（Item it） {
		CartItem ci=cartItemMap.get（it.getItemid（））;
		if（ci==null） {
			ci=new CartItem（）;
			ci.setIt（it）;
			ci.setQuantity（1）;
			cartItemList.add（ci）;
			cartItemMap.put（it.getItemid（） ci）;
		}
		else
			ci.incrementQuantity（）;
	}
	
	public void removeItemByItemid（String itemid） {
		CartItem ci=cartItemMap.remove（itemid）;
		if（ci!=null）
			cartItemList.remove（ci）;
	}
	public int getNumberOfItems（） {
		int num=0;
		for（CartItem ci:cartItemList）
			num+=ci.getQuantity（）;
		return num;
	}
	public double getTotal（） {
		double total=0;
		for（CartItem ci:cartItemList） {
			total+=ci.getTotalprice（）;
		}
		return total;
	}
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2020-07-06 15:02  Petstore\
     文件         645  2020-06-02 00:10  Petstore\.classpath
     文件         908  2020-04-30 09:59  Petstore\.project
     目录           0  2020-07-06 15:02  Petstore\.settings\
     文件         567  2020-04-30 09:59  Petstore\.settings\.jsdtscope
     文件         364  2020-04-30 09:59  Petstore\.settings\org.eclipse.jdt.core.prefs
     文件         476  2020-04-30 09:59  Petstore\.settings\org.eclipse.wst.common.component
     文件         345  2020-04-30 09:59  Petstore\.settings\org.eclipse.wst.common.project.facet.core.xml
     文件          49  2020-04-30 09:59  Petstore\.settings\org.eclipse.wst.jsdt.ui.superType.container
     文件           6  2020-04-30 09:59  Petstore\.settings\org.eclipse.wst.jsdt.ui.superType.name
     目录           0  2020-07-06 15:02  Petstore\build\
     目录           0  2020-07-06 15:02  Petstore\build\classes\
     目录           0  2020-07-06 15:02  Petstore\build\classes\bean\
     文件        2176  2020-06-10 10:57  Petstore\build\classes\bean\Cart.class
     文件        1367  2020-06-05 09:42  Petstore\build\classes\bean\CartItem.class
     文件        1353  2020-06-02 00:10  Petstore\build\classes\bean\Category.class
     文件        1150  2020-06-02 00:10  Petstore\build\classes\bean\Inventory.class
     文件        3416  2020-06-02 00:10  Petstore\build\classes\bean\Item.class
     文件        1634  2020-06-02 00:10  Petstore\build\classes\bean\Product.class
     目录           0  2020-07-06 15:02  Petstore\build\classes\business\
     文件         676  2020-06-02 16:10  Petstore\build\classes\business\PetStore.class
     文件        1719  2020-06-02 16:42  Petstore\build\classes\business\PetStoreImpl.class
     目录           0  2020-07-06 15:02  Petstore\build\classes\dao\
     文件         997  2020-06-02 00:10  Petstore\build\classes\dao\baseDao.class
     文件        3126  2020-06-02 00:10  Petstore\build\classes\dao\CategoryDao.class
     文件        3106  2020-06-02 00:10  Petstore\build\classes\dao\InventoryDao.class
     文件        4187  2020-06-02 00:10  Petstore\build\classes\dao\ItemDao.class
     文件        3486  2020-06-02 00:10  Petstore\build\classes\dao\ProductDao.class
     目录           0  2020-07-06 15:02  Petstore\build\classes\filter\
     文件        2173  2020-06-02 18:30  Petstore\build\classes\filter\LogFilter.class
     目录           0  2020-07-06 15:02  Petstore\build\classes\myservlet\
............此处省略102个文件信息