报告可以用方法引用替换的lambda
1、获取对象的属性值
警告截图：
解决截图：
把lambda表达式x->x.getFplrId()改成相应的“实体类::获取实体类的属性”，如Cfptz::getFplrId
2、使用自定义的函数
警告截图：
解决截图：
3、使用集合的函数
警告截图
解决截图：
4、Integer类型判空
解决截图
a、需要不为空的Integer:
b、需要判空的是Objects.isNull()
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