1 /*
2  * Copyright (c) 2024 the original author or authors.
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.networknt.schema.serialization;
17 
18 import com.fasterxml.jackson.databind.ObjectMapper;
19 import com.fasterxml.jackson.databind.json.JsonMapper;
20 
21 /**
22  * Json Mapper Factory.
23  */
24 public class JsonMapperFactory {
25 
26     /**
27      * The holder defers the classloading until it is used.
28      */
29     private static class Holder {
30         private static final ObjectMapper INSTANCE = JsonMapper.builder().build();
31     }
32 
33     /**
34      * Gets the singleton instance of the JsonMapper.
35      *
36      * @return the JsonMapper
37      */
getInstance()38     public static ObjectMapper getInstance() {
39         return Holder.INSTANCE;
40     }
41 }
42