Courses

Beyond Java 8–New Patterns And Language Features

Development

8 h

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This training takes your Functional Programming skills to the next level, introducing you to a series of advanced design patterns and best practices. In the end, we will also overview the main features added since Java 9 – 17.

List of topics

Syntactic sugar explained: the four types of method references, target typing
Using Optional in API design
Effectively final and Functional Programming thinking
Streaming from File and Database – Best Practices
Exceptions in Streams: wrapping checked exceptions and the Try monad
Clean Code guidelines with Java 8
Advanced Functional Design Patterns: the Loan Pattern, BiFunctions on enums, Currying [opt]
Parallel streams, and why (not) to use them – experiment + performance discussion
Main Language Features added after Java version 8:
Minor syntax improvements: var, text blocks, instanceof, private interface methods
Enhanced APIs: CompletableFuture, Files, Optional, String, Stream
Enhanced switch
Records and sealed classes
JVM cool features: GraalVM, Super-fast GCs, helpful NPEs

Benefits

Developing the skills and the knowledge to conduct a seamless migration to the most modern, secure, and performant versions of the Java platform
Provides the tactics and tools for adapting new and existing applications to a newer versions of Java
Strong knowledge of the main features added since Java 9-17