@Test
    public void testBug2638() {
        String str="}";
        JSON.parseObject(str,Person.class);
    }
@Author:JacceYang chaoyang_sjtu@126.com
@Description:
@Data:Initialized in 7:54 PM 2019/8/17
src/test/java/com/alibaba/fastjson/deserializer/issue2638/TestIssue2638.java