Get full access to Java Projects - Second Edition and 60K+ other titles, with a free 10-day trial of O'Reilly.

There are also live events, courses curated by job role, and more.

Java deep technologies

In this section, we will cover three technologies:

Java agent
Polyglot programming
Annotation processing

Knowing them is not a must for a Java professional. Knowing about them is. Java agents are used mainly in development environments and in operations. They are complex runtime technologies that interact with the already-running JVM. Annotation processing is another area. Annotation processors are plugged into the Java compiler. Polyglot programming is in the middle. It is JVM programming, just like programming in Java, but using a different language or, perhaps, a different language and Java together. Or even many languages, such as Jython, Groovy, or Clojure, and Java together.

We will discuss these technologies ...

Get Java Projects - Second Edition now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.

Start your free trial

Don’t leave empty-handed

Get Mark Richards’s Software Architecture Patterns ebook to better understand how to design components—and how they should interact.

It’s yours, free.

Get it now

Check it out now on O’Reilly

Dive in for free with a 10-day trial of the O’Reilly learning platform—then explore all the other resources our members count on to build skills and solve problems every day.

Start your free trial Become a member now