package com.hxzk.util;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpSession;
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import com.hxzk.pojo.TbUser;
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import org.springframework.stereotype.Component;
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@Component
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public class SessionManager {
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/**
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* 获取当前用户信息
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* @param request HTTP请求对象
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* @return 当前用户信息对象
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*/
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public TbUser getCurrentUser(HttpServletRequest request) {
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HttpSession session = request.getSession(false);
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if (session != null) {
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Object userObj = session.getAttribute("currentUser");
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if (userObj instanceof TbUser) {
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return (TbUser) userObj;
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}
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}
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return null;
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}
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/**
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* 设置当前用户信息
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* @param request HTTP请求对象
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* @param user 当前用户信息对象
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*/
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public void setCurrentUser(HttpServletRequest request, TbUser user) {
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HttpSession session = request.getSession();
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session.setAttribute("currentUser", user);
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}
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/**
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* 清除当前用户信息（注销用户）
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* @param request HTTP请求对象
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*/
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public void clearCurrentUser(HttpServletRequest request) {
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HttpSession session = request.getSession(false);
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if (session != null) {
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session.removeAttribute("currentUser");
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session.invalidate(); // 可选：使Session失效
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}
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}
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}
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