This article describes Java libraries like Apache Commons, Guava, Log4j2, Logback, SLF4J, JUnit, TestNG, Mockito, Hamcrest, AssertJ, Jackson, Gson, JAXB, StAX
The best code is no code at all. This sentence has multiple meanings. One of the ways of interpreting it is that you should use third-party libraries. There are many advantages of libraries: you should not re-invent the wheel. Huge communities support them. Also, the code of libraries is high-performance and well tested. The Java ecosystem has been growing for 25 years, and you can find Java libraries for solving a lot of routine tasks.
It is easy to use third-party libraries with dependency management tools such as Maven or Gradle, which automatically resolve transitive dependencies and download jar-files. Read more: https://hackernoon.com/the-best-java-libraries-that-every-developer-should-know-by5437mh
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