描述如何宣告式地、命令式地或直接地存取主体物件来实作安全性检查。

Describes how to implement security checks declaratively, imperatively, or by directly accessing a principal object.

youdao

在减少代码冗长方面这算是向前迈了很大的一步，但还不算是更加抽象——其依然迫使用户命令式地计算比较函数。

This is a big step forward in reducing verbosity but is still not any more abstract - it still forces the user to calculate the comparison function imperatively.

youdao

但是在JD K 5.0中，你需要在命令行中显式地设置它们。

However in the 5.0 you will need to explicitly set them on the command line.

youdao