package com.action; import java.io.PrintWriter; import java.util.List; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import org.apache.struts2.ServletActionContext; import com.opensymphony.xwork2.ActionSupport; import com.bean.*; import com.dao.*; public class BuildingAddSave extends ActionSupport { //下面是Action内用于封装用户请求参数的属性 private String Building_Name ; private String Building_Introduction ; public String getBuilding_Name() { return Building_Name; } public void setBuilding_Name(String buildingName) { Building_Name = buildingName; } public String getBuilding_Introduction() { return Building_Introduction; } public void setBuilding_Introduction(String buildingIntroduction) { Building_Introduction = buildingIntroduction; } //处理用户请求的execute方法 public String execute() throws Exception { //解决乱码,用于页面输出 HttpServletResponse response=null; response=ServletActionContext.getResponse(); response.setContentType("text/html;charset=UTF-8"); response.setCharacterEncoding("UTF-8"); PrintWriter out = response.getWriter(); //创建session对象 HttpSession session = ServletActionContext.getRequest().getSession(); //验证是否正常登录 if(session.getAttribute("id")==null){ out.print("<script language='javascript'>alert('请重新登录!');window.location='Login.jsp';</script>"); out.flush();out.close();return null; } //查询名称是否存在 List<BuildingBean> list=new BuildingDao().GetList("Building_Name='"+Building_Name+"'", ""); if(list.size()>0) { out.print("<script language='javascript'>alert('名称已经存在!');history.back(-1);</script>"); out.flush();out.close();return null; } //添加 BuildingBean cnbean=new BuildingBean(); cnbean.setBuilding_Name(Building_Name); cnbean.setBuilding_Introduction(Building_Introduction); new BuildingDao().Add(cnbean); //跳转 out.print("<script language='javascript'>alert('添加成功!');window.location='BuildingManager.action';</script>"); out.flush();out.close();return null; } //判断是否空值 private boolean isInvalid(String value) { return (value == null || value.length() == 0); } //测试 public static void main(String[] args) { System.out.println(); } }
最近下载更多