content: /*
   * Copyright 1999-2021 Alibaba Group Holding Ltd.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package com.alibaba.nacos.plugin.auth.impl.token;
  
  import com.alibaba.nacos.plugin.auth.exception.AccessException;
  import com.alibaba.nacos.plugin.auth.impl.users.NacosUser;
  import org.springframework.security.core.Authentication;
  
  /**
   * Token Manager Interface.
   *
   * @author majorhe
   */
  public interface TokenManager {
      
      /**
       * Create token.
       *
       * @param authentication auth info
       * @return token
       * @throws AccessException access exception
       */
      String createToken(Authentication authentication) throws AccessException;
      
      /**
       * Create token.
       *
       * @param userName auth info
       * @return token
       * @throws AccessException access exception
       */
      String createToken(String userName) throws AccessException;
      
      /**
       * Get auth Info.
       *
       * @param token token
       * @return auth info
       * @throws AccessException access exception
       */
      Authentication getAuthentication(String token) throws AccessException;
      
      /**
       * validate token.
       *
       * @param token token
       * @throws AccessException access exception
       */
      void validateToken(String token) throws AccessException;
      
      /**
       * parse token.
       *
       * @param token token
       * @return nacos user object
       * @throws AccessException access exception
       */
      NacosUser parseToken(String token) throws AccessException;
      
      /**
       * validate token.
       *
       * @return  token validity in seconds
       * @throws AccessException access exception
       */
      long getTokenValidityInSeconds() throws AccessException;
      
      /**
       * validate token.
       *
       * @param token token
       * @return token ttl in seconds
       * @throws AccessException access exception
       */
      long getTokenTtlInSeconds(String token) throws AccessException;
      
  }
  