平时没怎么注意，今天用Eclipse自动生成Set Get方法时提示错误，错误信息如下：
The operation is not applicable to the current selection.Select a field which is not declared as type variable or a type that declares such fields.
原因：
解决方案：将光标定位到类内部自动生成Set、Get即可
原文：https://www.cnblogs.com/chenyanbin/p/11651363.html