About getter/setter methods

Project scenario ：

In today's vo There is less corresponding get/setter Method , The result cannot be escaped ？
Sometimes I want to ask myself why ？

Problem description

Tips ： The problems encountered in the project are described here ：

Cause analysis ：

Tips ： Fill in the analysis of the problem here ：

Solution ：

Tips ： Fill in the specific solution to the problem here ：
Maybe here is according to the corresponding get/setter Method .