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Dynamic Constants in Java: Oxymoron or Promising JVM Feature - Lecture

GOTO Conferences via YouTube

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Overview

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This talk explains Java 11 dynamic constants, demonstrates uses in Java code, and shows how JaCoCo instrumentation exposed JVM crashes that were reported in OpenJ9 and OpenJDK.

Syllabus

Intro
JaCoCo Java Code Coverage
Real disclaimer
invokedynamic aka INDY
Java 11: Dynamic class-file constants
Original class
Instrumented class
Demo
Non-capturing lambdas
Enum constants
Enum switch
Good singleton factory
Lazy static final fields
There is more
Takeaways
Outro

Taught by

GOTO Conferences

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