content: package com.alibaba.fastjson2.issues_1000;
  
  import com.alibaba.fastjson2.JSON;
  import com.alibaba.fastjson2.JSONFactory;
  import com.alibaba.fastjson2.PropertyNamingStrategy;
  import com.alibaba.fastjson2.annotation.JSONField;
  import com.alibaba.fastjson2.writer.ObjectWriterProvider;
  import lombok.Data;
  import org.junit.jupiter.api.Test;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  
  public class Issue1019 {
      @Test
      public void test() {
          Bean bean = new Bean();
          bean.age = 20;
          bean.oAuthName = "xxx";
          String str = JSON.toJSONString(bean);
          assertEquals("{\"age\":20,\"oAuthName\":\"xxx\"}", str);
      }
  
      @Data
      static class Bean {
          @JSONField(name = "oAuthName")
          private String oAuthName;
          private Integer age;
      }
  
      @Test
      public void test1() {
          ObjectWriterProvider provider = new ObjectWriterProvider(PropertyNamingStrategy.CamelCase1x);
  
          Bean1 bean = new Bean1();
          bean.age = 20;
          bean.oAuthName = "xxx";
          String str = JSON.toJSONString(bean, JSONFactory.createWriteContext(provider));
          assertEquals("{\"age\":20,\"oAuthName\":\"xxx\"}", str);
      }
  
      @Data
      static class Bean1 {
          private String oAuthName;
          private Integer age;
      }
  }
  