1   /*
2    * Copyright 2017 LINE Corporation
3    *
4    * LINE Corporation licenses this file to you under the Apache License,
5    * version 2.0 (the "License"); you may not use this file except in compliance
6    * with the License. You may obtain a copy of the License at:
7    *
8    *   https://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, WITHOUT
12   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13   * License for the specific language governing permissions and limitations
14   * under the License.
15   */
16  package com.linecorp.centraldogma.common;
17  
18  import java.io.IOException;
19  
20  import com.fasterxml.jackson.core.JsonGenerator;
21  import com.fasterxml.jackson.databind.SerializerProvider;
22  import com.fasterxml.jackson.databind.ser.std.StdSerializer;
23  
24  /**
25   * Serializes a {@link Revision} into JSON.
26   *
27   * @see RevisionJsonDeserializer
28   */
29  public class RevisionJsonSerializer extends StdSerializer<Revision> {
30  
31      private static final long serialVersionUID = 1536427117293976073L;
32  
33      /**
34       * Creates a new instance.
35       */
36      public RevisionJsonSerializer() {
37          super(Revision.class);
38      }
39  
40      @Override
41      public void serialize(Revision value, JsonGenerator gen, SerializerProvider provider) throws IOException {
42          gen.writeNumber(value.major());
43      }
44  }