package com.cloudroam.common;
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import com.cloudroam.model.UserDO;
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/**
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* 线程安全的当前登录用户，如果用户未登录，则得到 null
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*
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* @author
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*/
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public class LocalUser {
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private LocalUser() {
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throw new IllegalStateException("Utility class");
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}
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private static final ThreadLocal<UserDO> LOCAL = new ThreadLocal<>();
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/**
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* 得到当前登录用户
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*
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* @return user | null
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*/
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public static UserDO getLocalUser() {
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return LocalUser.LOCAL.get();
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}
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/**
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* 设置登录用户
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*
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* @param user user
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*/
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public static void setLocalUser(UserDO user) {
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LocalUser.LOCAL.set(user);
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}
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public static <T> T getLocalUser(Class<T> clazz) {
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return (T) LOCAL.get();
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}
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/**
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* 清理当前用户
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*/
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public static void clearLocalUser() {
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LOCAL.remove();
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}
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}
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