content: package com.alibaba.json.bvt.bug;
  
  import com.alibaba.fastjson.JSON;
  import com.alibaba.fastjson.parser.ParserConfig;
  import com.alibaba.fastjson.serializer.SerializeConfig;
  import com.alibaba.fastjson.serializer.SerializerFeature;
  
  import junit.framework.TestCase;
  
  public class Bug_for_issue_184 extends TestCase {
      protected void setUp() throws Exception {
          ParserConfig.global.addAccept("com.alibaba.json.bvt.bug.Bug_for_issue_184");
      }
  
      public void test_for_issue() throws Exception {
          TUser user = new TUser();
          user.id = 1001;
          // 禁用asm(在android下使用)，启用asm则没问题。
          SerializeConfig.getGlobalInstance().setAsmEnable(false);
          String json = JSON.toJSONString(user, SerializerFeature.WriteClassName);
          // 输出{"@type":"xx.TUser","id":0L}
          System.out.println(json);
          // 下面反系列化错误：com.alibaba.fastjson.JSONException: unclosed.str
          // 原因：id带L后缀
          user = (TUser) JSON.parse(json);
      }
  
      public static class TUser {
  
          public long id;
      }
  }
  