01 Improvements

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Guruprasad Kulkarni edited this page Jan 18, 2018 · 11 revisions

This page :: https://github.com/gurukulkarni/Java-9-Discovery/wiki
Discussion :: https://gitter.im/IDnow-Meetups/Java-9-Discovery

Free Stuff when you upgrade
- Better Use of memory
- Better performance of -- Locking / Secure Apps / Graphics
- Better use of Hardware
- Better Documentation
- Better Graphics
- Faster Compilation
- Better Nashorn Performance -- Some examples: Personal, Adam Bien
Interface private methods
Effectively final in try with resources
_ is not allowed -- now a reserved Keyword
Stream takeWhile / dropWhile
IntStream iterate
Optional
- Javadocs Java SE 9 Optional

Java SE 9 - What's new?

Discussions : Java-9-Discovery

Links to installations

I will frequently use (Probably only work on Linux)

export PATH=/usr/lib/jvm/java-9-oracle/bin:/usr/lib/jvm/java-9-oracle/db/bin:/usr/lib/jvm/java-9-oracle/jre/bin:$PATH
find com -type f -name "*.class" -print -delete -o -name "*.jar" -print -delete
find com -type f -name "*.java" -print -exec javac {} +
find com -type f -name "*.class" -print | cut -d. -f 1 | tr '/' '.'

For the session, I am using: