package?com.neu.controller;

import?java.math.BigDecimal;
import?java.util.HashMap;
import?java.util.List;
import?java.util.Map;

import?javax.servlet.http.HttpSession;

import?org.apache.ibatis.annotations.Param;
import?org.hibernate.validator.internal.util.IgnoreJava6Requirement;
import?org.springframework.beans.factory.annotation.Autowired;
import?org.springframework.stereotype.Controller;
import?org.springframework.ui.Model;
import?org.springframework.web.bind.annotation.ModelAttribute;
import?org.springframework.web.bind.annotation.RequestMapping;
import?org.springframework.web.bind.annotation.RequestParam;

import?com.neu.entity.Good;
import?com.neu.service.GoodService;

@Controller
public?class?GoodController?{
	@Autowired
	private?GoodService?goodService;
	
	@RequestMapping（“getPaged“）
	public?String?getAll（@RequestParam（defaultValue=“1“）?int?pageNumModel?model）?{
		int?pageSize?=?3;
		List?list?=?goodService.getPaged（pageSize?pageNum）;
		model.addAttribute（“list“list）;
		
		int?count?=?goodService.count（）;
		//計算一共有多少頁
		int?pageCount?=?count?%?pageSize?==?0?count/pageSize:count/pageSize+1;
		model.addAttribute（“pageCount“?pageCount）;
		
		model.addAttribute（“pageNum“?pageNum）;
		
		return?“getall“;
	}
	@RequestMapping（“addToCart“）
	public?String?addToCart（Good?goodHttpSession?sessionModel?model）?{
		Map?cart?=?（Map）session.getAttribute（“cart“）;
		
		if（cart?==?null）?{
			cart?=?new?HashMap<>（）;//創建購物車Map集合
			good?=?goodService.getById（good.getId（））;//從數據庫中查詢商品信息
			cart.put（good?1）;//向購物車map集合中添加商品
			session.setAttribute（“cart“?cart）;//向session中添加購物車
		}else?{
			Integer?n?=?cart.get（good）;
			if（n?==?null）?{
				good?=?goodService.getById（good.getId（））;//從數據庫中查詢商品信息
				cart.put（good?1）;				
			}else?{
				cart.put（good?1+n）;
			}
		}
		
		BigDecimal?sum?=?new?BigDecimal（0）;
		for（Good?g?:?cart.keySet（））?{
			sum?=?sum.add（g.getPrice（）.multiply（?new?BigDecimal（cart.get（g））））;
		}
		
		model.addAttribute（“sum“?sum）;
		return?“cart“;
	}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????1541??2018-06-11?09:08??good_demo\.classpath

?????文件???????1446??2018-06-11?09:08??good_demo\.project

?????文件???????5470??2018-06-11?09:08??good_demo\pom.xml

?????文件????????639??2018-06-11?09:04??good_demo\.settings\.jsdtscope

?????文件????????165??2018-06-11?09:08??good_demo\.settings\org.eclipse.core.resources.prefs

?????文件????????430??2018-06-11?09:08??good_demo\.settings\org.eclipse.jdt.core.prefs

?????文件?????????90??2018-06-11?09:03??good_demo\.settings\org.eclipse.m2e.core.prefs

?????文件????????683??2018-06-11?09:04??good_demo\.settings\org.eclipse.wst.common.component

?????文件????????252??2018-06-11?09:08??good_demo\.settings\org.eclipse.wst.common.project.facet.core.xml

?????文件?????????49??2018-06-11?09:04??good_demo\.settings\org.eclipse.wst.jsdt.ui.superType.container

?????文件??????????6??2018-06-11?09:04??good_demo\.settings\org.eclipse.wst.jsdt.ui.superType.name

?????文件?????????50??2018-06-11?09:04??good_demo\.settings\org.eclipse.wst.validation.prefs

?????文件???????2229??2018-06-11?14:50??good_demo\src\main\java\com\neu\controller\GoodController.java

?????文件???????1813??2018-06-11?14:14??good_demo\src\main\java\com\neu\entity\Good.java

?????文件????????486??2018-06-11?14:33??good_demo\src\main\java\com\neu\mapper\GoodMapper.java

?????文件????????779??2018-06-11?14:33??good_demo\src\main\java\com\neu\mapper\GoodMapper.xml

?????文件????????405??2018-06-11?14:34??good_demo\src\main\java\com\neu\service\GoodService.java

?????文件????????730??2018-06-11?14:34??good_demo\src\main\java\com\neu\service\GoodServiceImpl.java

?????文件???????2273??2018-06-11?09:20??good_demo\src\main\resources\applicationContext.xml

?????文件????????126??2018-06-01?15:03??good_demo\src\main\resources\CustomValidationMessages.properties

?????文件????????294??2018-06-08?16:49??good_demo\src\main\resources\db.properties

?????文件????????401??2018-06-07?09:19??good_demo\src\main\resources\log4j.properties

?????文件???????3876??2018-06-06?09:02??good_demo\src\main\resources\springmvc.xml

?????文件????????905??2018-06-08?16:23??good_demo\src\main\resources\SqlMapConfig.xml

?????文件???????2098??2018-06-11?09:14??good_demo\src\main\webapp\WEB-INF\web.xml

?????文件???????1152??2018-06-11?14:53??good_demo\src\main\webapp\WEB-INF\jsp\cart.jsp

?????文件???????2343??2018-06-11?14:11??good_demo\src\main\webapp\WEB-INF\jsp\getall.jsp

?????文件???????2273??2018-06-11?14:51??good_demo\target\classes\applicationContext.xml

?????文件????????126??2018-06-11?14:51??good_demo\target\classes\CustomValidationMessages.properties

?????文件????????294??2018-06-11?14:51??good_demo\target\classes\db.properties

............此處省略71個文件信息