content: package com.alibaba.fastjson2.issues_1000;
  
  import com.alibaba.fastjson2.JSONB;
  import com.alibaba.fastjson2.JSONReader;
  import org.junit.jupiter.api.Test;
  
  import java.util.Base64;
  import java.util.HashMap;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  
  public class Issue1451 {
      @Test
      public void test() {
          String value = "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";
          byte[] bytes = Base64.getDecoder().decode(value);
          HashMap objects = (HashMap) JSONB.parseObject(
                  bytes,
                  Object.class,
                  JSONReader.Feature.SupportAutoType,
                  JSONReader.Feature.UseDefaultConstructorAsPossible,
                  JSONReader.Feature.ErrorOnNoneSerializable,
                  JSONReader.Feature.IgnoreAutoTypeNotMatch,
                  JSONReader.Feature.UseNativeObject,
                  JSONReader.Feature.FieldBased
          );
          assertEquals(4, objects.size());
          assertEquals("top.rows.dubbo.test.api.model.ActivityResp", objects.get("class"));
      }
  
      @Test
      public void testJSONB2() {
          String value = "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";
          byte[] bytes = Base64.getDecoder().decode(value);
          HashMap objects = (HashMap) JSONB.parseObject(
                  bytes,
                  Object.class,
                  JSONReader.Feature.UseDefaultConstructorAsPossible,
                  JSONReader.Feature.ErrorOnNoneSerializable,
                  JSONReader.Feature.IgnoreAutoTypeNotMatch,
                  JSONReader.Feature.UseNativeObject,
                  JSONReader.Feature.FieldBased
          );
          assertEquals(4, objects.size());
      }
  }
  