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1   /*
2    * Copyright (c) 2017 Baidu, Inc. All Rights Reserve.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *     http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  package com.baidu.fsg.uid.worker;
17  
18  /**
19   * Represents a worker id assigner for {@link com.baidu.fsg.uid.impl.DefaultUidGenerator}
20   * 
21   * @author yutianbao
22   */
23  public interface WorkerIdAssigner {
24  
25      /**
26       * Assign worker id for {@link com.baidu.fsg.uid.impl.DefaultUidGenerator}
27       * 
28       * @return assigned worker id
29       */
30      long assignWorkerId();
31  
32  }