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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *     http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.shiro.samples.sprhib.service;
20  
21  import org.apache.shiro.samples.sprhib.model.User;
22  
23  import java.util.List;
24  
25  /**
26   * A service interface for accessing and modifying user data in the system.
27   */
28  public interface UserService {
29  
30      User getCurrentUser();
31  
32      void createUser(String username, String email, String password);
33  
34      List<User> getAllUsers();
35  
36      User getUser(Long userId);
37  
38      void deleteUser(Long userId);
39  
40      void updateUser(User user);
41  }