package action; import com.opensymphony.xwork2.ActionSupport; import org.apache.struts2.ServletActionContext; import javax.servlet.http.HttpServletRequest; public class syslogin extends ActionSupport { @Override public String execute() throws Exception { HttpServletRequest request= ServletActionContext.getRequest(); String rq=request.getParameter("name"); String pd=request.getParameter("pd"); if (rq==null){ addActionError("请输入用户名"); return INPUT; } if (pd==null){ addActionError("请输入密码"); return INPUT; } if (!rq.equals("admin")){ addActionError("用户不存在"); return INPUT; } if (!pd.equals("123456")){ addActionError("密码不正确"); return INPUT; } request.getSession().putValue("login", "1"); return SUCCESS; } public String logout(){ HttpServletRequest request=ServletActionContext.getRequest(); request.getSession().putValue("login", 0); return SUCCESS; } }