1, the father of Java, the first disadvantage: james gosling.

One of the founders of Java language, known as "the father of Java"

2. Joshua Bloch, the author of Effective Java and the designer of Java collection framework, can be said to be an advanced necessity of Java.

3. Founder of 3.Spring Framework: Rod Johnson.

It has greatly liberated the development efficiency of Java and avoided making wheels repeatedly. Known as the back-end milestone development framework, it is still used on a large scale (20 18). However, at present, the Spring framework seems to be too bloated, and its performance has a certain gap compared with vert.x and play.

4. Father of Android: andy rubin.

Because of Android, the competitiveness of Java language has been greatly enhanced, which has made great contributions to the mobile era of Java language. Now Java is mainly used on servers and Android.

Tomcat & Ant was founded by pure race: James Duncan Davidson.

Tomcat is still widely used now. Although ant has basically been eliminated, Maven and Gradle derived from this tool are still widely influencing this industry.

6. Founder of 6.JUnit, founder of XP and TDD: Kent Beck.

It has not only contributed to Java, but also made great contributions to the test-driven (TDD) development mode from the software level.