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  • 大小: 701KB
    文件類型: .zip
    金幣: 2
    下載: 0 次
    發布日期: 2021-05-28
  • 語言: Java
  • 標簽: java??jsp??

資源簡介

初學者嘗試寫的一個jdbc+mysql+jsp實現的簡單管理系統,包含數據的增刪改查分頁等功能。

資源截圖

代碼片段和文件信息

package?com.zzrd.commoditySystem.commodity.controller;

import?java.io.IOException;
import?java.util.ArrayList;
import?java.util.List;
import?java.util.Map;

import?javax.servlet.ServletException;
import?javax.servlet.annotation.WebServlet;
import?javax.servlet.http.HttpServlet;
import?javax.servlet.http.HttpServletRequest;
import?javax.servlet.http.HttpServletResponse;

import?com.zzrd.commoditySystem.commodity.service.CommodityService;
import?com.zzrd.commoditySystem.util.ConstVar;


/**
?*?Servlet?implementation?class?CommodityCotroller
?*/
@WebServlet(name?=?“Commodity“?urlPatterns?=?{?“/Commodity“?})
public?class?CommodityCotroller?extends?HttpServlet?{
private?static?final?long?serialVersionUID?=?1L;

/**
?*?@see?HttpServlet#service(HttpServletRequest?request?HttpServletResponse?response)
?*/
protected?void?service(HttpServletRequest?request?HttpServletResponse?response)?throws?ServletException?IOException?{
request.setCharacterEncoding(“utf-8“);
String?flag?=?request.getParameter(“type“);
if(flag.equals(“addpage“))?{?//添加
addCommodity(requestresponse);
}else?if(flag.equals(“save“))?{?//保存
saveCommodity(requestresponse);
}else?if(flag.equals(“findone“))?{?//?查詢修改
findone(requestresponse);
}else?if(flag.equals(“update“))?{?//更新操作
update(requestresponse);
}else?if(flag.equals(“delete“))?{?//刪除
delete(requestresponse);
}else?if(flag.equals(“selectPage“))?{?//?分頁
selectPage(requestresponse);
}
}

private?void?selectPage(HttpServletRequest?request?HttpServletResponse?response)?throws?ServletException?IOException?{
request.setCharacterEncoding(“utf-8“);
String?pageIndex?=?request.getParameter(“pageIndex“)?==?null???ConstVar.DEFAULT_PAGEINDEX?:?request.getParameter(“pageIndex“);
String?pageNo?=?request.getParameter(“pageNo“)?==?null???ConstVar.DEFAULT_PAGENO?:?request.getParameter(“pageNo“);
String?search?=?request.getParameter(“searchText“);
if(search?!=?null?&&?“get“.equals(request.getMethod().toLowerCase()))?{
search?=?new?String(search.getBytes(“iso-8859-1“)“utf-8“);
}
Listject>>?list?=?new?ArrayListject>>();
CommodityService?ss?=?new?CommodityService();
list?=?ss.showListPage(pageIndexpageNosearch);
int?totalNo?=?ss.showListPageCount(search);
request.setAttribute(“pageIndex“?pageIndex);//當前頁
request.setAttribute(“pageNo“?pageNo);//每頁幾條
request.setAttribute(“totalNo“?totalNo);//總條數
request.setAttribute(“totalPage“?Math.ceil(totalNo?/?Double.valueOf(pageNo)));//總頁數
request.setAttribute(“commodityinfo“?list);
request.setAttribute(“search“?search);
request.getRequestDispatcher(“view/commodity/showList.jsp“).forward(request?response);

}

private?void?delete(HttpServletRequest?request?HttpServletResponse?response)?throws?ServletExceptionIOException?{
String?id?=request.getParameter(“id“);
CommodityService?ss?=?new?CommodityService();
ss.de

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-02-12?10:47??exam\
?????文件?????????841??2019-01-11?09:40??exam\.classpath
?????文件?????????904??2019-01-11?09:40??exam\.project
?????目錄???????????0??2019-02-12?10:47??exam\.settings\
?????文件?????????567??2019-01-11?09:40??exam\.settings\.jsdtscope
?????文件?????????364??2019-01-11?09:40??exam\.settings\org.eclipse.jdt.core.prefs
?????文件?????????464??2019-01-11?09:40??exam\.settings\org.eclipse.wst.common.component
?????文件?????????345??2019-01-11?09:40??exam\.settings\org.eclipse.wst.common.project.facet.core.xml
?????文件??????????49??2019-01-11?09:40??exam\.settings\org.eclipse.wst.jsdt.ui.superType.container
?????文件???????????6??2019-01-11?09:40??exam\.settings\org.eclipse.wst.jsdt.ui.superType.name
?????目錄???????????0??2019-02-12?10:47??exam\WebContent\
?????目錄???????????0??2019-02-12?10:47??exam\WebContent\meta-INF\
?????文件??????????39??2019-01-11?09:40??exam\WebContent\meta-INF\MANIFEST.MF
?????目錄???????????0??2019-02-12?10:47??exam\WebContent\WEB-INF\
?????目錄???????????0??2019-02-12?10:47??exam\WebContent\WEB-INF\lib\
?????文件??????703265??2019-01-04?12:44??exam\WebContent\WEB-INF\lib\mysql-connector-java-5.1.6.jar
?????目錄???????????0??2019-02-12?10:47??exam\WebContent\view\
?????目錄???????????0??2019-02-12?10:47??exam\WebContent\view\commodity\
?????文件????????2681??2019-01-11?11:51??exam\WebContent\view\commodity\add.jsp
?????文件????????3710??2019-01-11?14:30??exam\WebContent\view\commodity\findone.jsp
?????文件????????4011??2019-01-11?14:33??exam\WebContent\view\commodity\showList.jsp
?????目錄???????????0??2019-02-12?10:47??exam\WebContent\view\famework\
?????文件?????????896??2019-01-11?09:54??exam\WebContent\view\famework\left.jsp
?????文件?????????501??2019-01-04?16:05??exam\WebContent\view\famework\main.jsp
?????文件?????????376??2019-01-11?09:54??exam\WebContent\view\famework\right.jsp
?????文件?????????525??2019-01-11?09:55??exam\WebContent\view\famework\top.jsp
?????目錄???????????0??2019-02-12?10:47??exam\WebContent\view\farm\
?????文件????????1745??2019-01-11?14:33??exam\WebContent\view\farm\add.jsp
?????文件????????2408??2019-01-11?14:30??exam\WebContent\view\farm\findone.jsp
?????文件????????3707??2019-01-11?13:04??exam\WebContent\view\farm\showList.jsp
?????目錄???????????0??2019-02-12?10:47??exam\build\
............此處省略42個文件信息

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