Java 9-17 features

See: Java 12-17 features article - https://dzone.com/articles/new-features-from-java-12-to-17

Java 9

• Factory methods for collections - https://www.baeldung.com/java-9-collections-factory-methods
• StalkWalking API - https://www.baeldung.com/java-9-stackwalking-api

Java 10

• Var - https://developers.redhat.com/blog/2018/05/25/simplify-local-variable-type-definition-using-the-java-10-var-keyword

Java 11

• Flight Recorder - https://www.baeldung.com/java-flight-recorder-monitoring
• New HTTP Client - https://www.mocklab.io/blog/which-java-http-client-should-i-use-in-2020/

Java 12

• Switch Expression - https://www.baeldung.com/java-switch

Java 13

• Text Blocks - https://www.baeldung.com/java-text-blocks

Java 14

• instanceOf pattern matching - https://www.baeldung.com/java-pattern-matching-instanceof
• Helpful NullPointerExceptions - NullPointerExceptions describe exactly which variable was null
• Records - https://nipafx.dev/java-record-semantics/

Java 15

• Sealed classes - https://www.infoq.com/articles/java-sealed-classes/

Java 16-17

• Already mentioned features becoming production-ready