服务器

ECS

激活程序（KMSpico）不需要一直运行，可以关闭。

Google Guava官方教程（中文版）

Guava Google core libraries for Java

SonarQube, The leading product for Continuous Code Quality.

PowerMock is a Java framework that allows you to unit test code normally regarded as untestable.

Mockito, Automatic Test Suite Generation for Java

JMockit, An automated testing toolkit for Java

EasyMock, Easy mocking. Better testing.