content: package com.alibaba.fastjson2.issues;
  
  import com.alibaba.fastjson2.JSON;
  import lombok.Data;
  import org.junit.jupiter.api.Test;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  
  public class Issue546 {
      @Test
      public void test() {
          A vo = new A();
          vo.setCId("2");
          assertEquals("{\"CId\":\"2\"}", JSON.toJSONString(vo));
      }
  
      @Data
      public static class A {
          private String uId;
          private String cId;
      }
  
      @Test
      public void test1() {
          B vo = new B();
          vo.cId = "2";
          assertEquals("{\"cId\":\"2\"}", JSON.toJSONString(vo));
      }
  
      public static class B {
          public String uId;
          public String cId;
      }
  
      @Test
      public void test2() {
          assertEquals("abc", JSON.parseObject("{\"uId\":\"abc\"}", C.class).uId);
          assertEquals("abc", JSON.parseObject("{\"UId\":\"abc\"}", C.class).uId);
      }
  
      public static class C {
          private String uId;
  
          public String getUId() {
              return uId;
          }
  
          public void setUId(String uId) {
              this.uId = uId;
          }
      }
  }
  