package com.mes.userinfo.entity;
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import com.alibaba.fastjson.annotation.JSONField;
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import org.springframework.security.core.GrantedAuthority;
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import org.springframework.security.core.authority.SimpleGrantedAuthority;
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import org.springframework.security.core.userdetails.UserDetails;
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import java.util.Collection;
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import java.util.List;
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import java.util.stream.Collectors;
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/**
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* @Author : zhoush
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* @Date: 2024/4/11 15:46
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* @Description:
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*/
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public class LoginUser implements UserDetails {
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private SysUser user;
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/**
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* 存储权限信息
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*/
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@JSONField(serialize = false)
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private List<String> permissions;
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/**
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* 存储SpringSecurity调用getAuthorities()方法获取的权限信息的集合
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*/
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@JSONField(serialize = false)
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private List<GrantedAuthority> authorities;
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public LoginUser() {
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}
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public LoginUser(SysUser user, List<String> permissions) {
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this.user = user;
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this.permissions = permissions;
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}
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public SysUser getUser() {
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return user;
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}
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public void setUser(SysUser user) {
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this.user = user;
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}
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@Override
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public Collection<? extends GrantedAuthority> getAuthorities() {
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// 优化为只需要第一次获取的时候进行遍历，后面再用就会从authorities这个成员变量中获取了，不会再进行Stream循环遍历了
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if (authorities != null) {
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return authorities;
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}
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//把permissions中字符串类型的权限信息转换成GrantedAuthority对象存入authorities中
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authorities = permissions.stream().
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map(SimpleGrantedAuthority::new)
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.collect(Collectors.toList());
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return authorities;
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}
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@Override
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public String getPassword() {
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return user.getPassword();
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}
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@Override
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public String getUsername() {
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return user.getUserName();
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}
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@Override
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public boolean isAccountNonExpired() {
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return true;
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}
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@Override
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public boolean isAccountNonLocked() {
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return true;
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}
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@Override
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public boolean isCredentialsNonExpired() {
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return true;
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}
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@Override
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public boolean isEnabled() {
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return true;
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}
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}
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