content: package com.alibaba.fastjson2.read;
  
  import com.alibaba.fastjson2.JSONObject;
  import com.alibaba.fastjson2.JSONReader;
  import com.alibaba.fastjson2.TestUtils;
  import com.alibaba.fastjson2.reader.ObjectReader;
  import com.alibaba.fastjson2.reader.ObjectReaderCreator;
  import org.junit.jupiter.api.Test;
  
  import java.util.HashMap;
  import java.util.Map;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  
  public class MapFinalFiledTest {
      @Test
      public void test() {
          for (ObjectReaderCreator creator : TestUtils.readerCreators()) {
              ObjectReader<Bean> objectReader = creator.createObjectReader(Bean.class);
  
              assertEquals(123, objectReader.readObject(JSONReader.of("{\"values\":{\"id\":123}}")).values.get("id"));
              assertEquals(123,
                      objectReader.createInstance(
                              JSONObject.of("values", JSONObject.of("id", 123)),
                      0
                      ).values.get("id")
              );
          }
      }
  
      public static class Bean {
          public final Map<String, Object> values = new HashMap<>();
      }
  }
  