content: package com.xiliu.common.context;
  
  import cn.hutool.core.convert.Convert;
  import com.alibaba.ttl.TransmittableThreadLocal;
  import com.xiliu.common.constant.SecurityConstants;
  import com.xiliu.common.utils.StringUtils;
  
  import java.util.Map;
  import java.util.concurrent.ConcurrentHashMap;
  
  /**
   * @author xiliu
   * @description 获取当前线程变量中的 租户id 部门id 用户id、用户名称、Token等信息
   * @date 2023/3/6
   */
  public class SecurityContextHolder {
  
      private static final TransmittableThreadLocal<Map<String, Object>> THREAD_LOCAL = new TransmittableThreadLocal<>();
  
      public static void set(String key, Object value) {
          Map<String, Object> map = getLocalMap();
          map.put(key, value == null ? StringUtils.EMPTY : value);
      }
  
      public static String get(String key) {
          Map<String, Object> map = getLocalMap();
          return Convert.toStr(map.getOrDefault(key, StringUtils.EMPTY));
      }
  
  
      public static <T> T get(String key, Class<T> clazz) {
          Map<String, Object> map = getLocalMap();
          return StringUtils.cast(map.getOrDefault(key, null));
      }
  
      public static Map<String, Object> getLocalMap() {
          Map<String, Object> map = THREAD_LOCAL.get();
          if (map == null) {
              map = new ConcurrentHashMap<String, Object>();
              THREAD_LOCAL.set(map);
          }
          return map;
      }
  
      public static void setLocalMap(Map<String, Object> threadLocalMap)
      {
          THREAD_LOCAL.set(threadLocalMap);
      }
  
  
      public static Long getTenantId() {
          return Convert.toLong(get(SecurityConstants.DETAILS_TENANT_ID), 9999L);
      }
  
      public static void setTenantId(String tenantId){
          set(SecurityConstants.DETAILS_TENANT_ID, tenantId);
      }
  
      public static Long getDeptId()
      {
          return Convert.toLong(get(SecurityConstants.DETAILS_DEPT_ID));
      }
  
      public static void setDeptId(String deptId)
      {
          set(SecurityConstants.DETAILS_DEPT_ID, deptId);
      }
  
      public static String getPermission() {
          return get(SecurityConstants.ROLE_PERMISSION);
      }
  
      public static void setPermission(String permissions) {
          set(SecurityConstants.ROLE_PERMISSION, permissions);
      }
      public static void remove()
      {
          THREAD_LOCAL.remove();
      }
  }
  