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60 lines
1.4 KiB
60 lines
1.4 KiB
package com.action;
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import com.dao.StudentDao;
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import com.opensymphony.xwork2.ActionSupport;
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import org.apache.struts2.ServletActionContext;
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import javax.servlet.http.HttpServletResponse;
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import javax.servlet.http.HttpSession;
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import java.io.PrintWriter;
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public class StudentDel extends ActionSupport {
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//下面是Action内用于封装用户请求参数的属性
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private int Student_ID ;
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public int getStudent_ID() {
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return Student_ID;
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}
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public void setStudent_ID(int userID) {
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Student_ID = userID;
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}
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//处理用户请求的execute方法
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public String execute() throws Exception {
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//解决乱码，用于页面输出
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HttpServletResponse response=null;
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response=ServletActionContext.getResponse();
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response.setContentType("text/html;charset=UTF-8");
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response.setCharacterEncoding("UTF-8");
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PrintWriter out = response.getWriter();
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//创建session对象
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HttpSession session = ServletActionContext.getRequest().getSession();
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//验证是否正常登录
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if(session.getAttribute("id")==null){
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out.print("<script language='javascript'>alert('请重新登录！');window.location='Login.jsp';</script>");
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out.flush();out.close();return null;
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}
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//删除
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new StudentDao().Delete(Student_ID);
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return SUCCESS;
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}
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//判断是否空值
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private boolean isInvalid(String value) {
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return (value == null || value.length() == 0);
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}
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//测试
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public static void main(String[] args) {
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System.out.println();
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}
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}
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