Java反序列化泛型

做组件时候经常遇到怎么反序列化泛型，又不想写子类

// jackson
List<Foo> list = mapper.readValue("{}", 
mapper.getTypeFactory().constructCollectionType(List.class,Foo.class));

// fastjson
response = JSON.parseObject(responseBody, new TypeReference<List>(Foo.class) {});