content: package com.alibaba.fastjson.issue_1900;
  
  import com.alibaba.fastjson.JSON;
  import com.alibaba.fastjson.JSONArray;
  import com.alibaba.fastjson.annotation.JSONField;
  import org.junit.jupiter.api.Test;
  
  import java.util.List;
  
  import static org.junit.jupiter.api.Assertions.assertNotNull;
  
  public class Issue1909 {
      @Test
      public void test_for_issue() {
          JSONArray params = new JSONArray();
          params.add("val1");
          params.add(2);
          ParamRequest pr = new ParamRequest("methodName", "stringID", params);
          String str = JSON.toJSONString(pr);
          Request paramRequest = JSON.parseObject(str, ParamRequest.class);
          assertNotNull(paramRequest);
      }
  
      public static class ParamRequest
              extends Request {
          private String methodName;
  
          @JSONField(name = "id", ordinal = 3, serialize = true, deserialize = true)
          private Object id;
  
          private List<Object> params;
  
          public ParamRequest(String methodName, Object id, List<Object> params) {
              this.methodName = methodName;
              this.id = id;
              this.params = params;
          }
  
          public String getMethodName() {
              return methodName;
          }
  
          public Object getId() {
              return id;
          }
  
          public List<Object> getParams() {
              return params;
          }
      }
  
      public static class Request {
      }
  }
  