Java 9. A complete overview of innovations. For quick familiarization and migration. Management

The book discusses all the innovations in Java 9 and explains how to use them. Starting with a detailed description of the development of applications using the modules system that appeared in Java 9, the author then moves to the jshell shell, designed to quickly create a prototype. Further, all other innovations are described: a changed modular structure of the image of the JDK/JRE execution environment, new factory methods for creating collections, notification of the processor about active expectation to optimize resource consumption, a new API of a platform-dependent desktop, API of reactive flows and much more. Attention is also paid to incompatible changes in Java 9.
The book is designed for experienced Java developers who are interested in how to move from Java 7 or 8 to Java 9