Static import allows members (fields and methods) of a class to be used directly without specifying the class they belong to. It was introduced in Java 5 as part of the java.lang package enhancement.

In a previous Java 101 tutorial, you learned how to better organize your code by declaring reference types (also known as classes and interfaces) as members of other reference types and blocks. I also ...

import static 有一些好处，比如节省代码量，便于阅读等等，但是也有可能会引发一些问题，比如： 提防含糊不清的命名static成员。例如，如果你对Integer类和Long类执行了静态导入，引用MAX_VALUE将导致一个编译器错误，因为Integer和Long都有一个MAX_VALUE常量，并且Java ...

There was a time when the use of the word ain’t was widely considered unacceptable, at least in polite society. Indeed, at that time (and perhaps still today), many people did (and do) not consider ...