RichardWarburton / java-8-benchmarks

Java 8 Benchmarks

Project for analysing the performance impact of Java 8 changes: both language wise and in terms of libraries.

How to run

• Set JAVA_HOME to point to java 8 build 88
• Install GS-Collections from (https://github.com/goldmansachs/gs-collections)
• git clone https://github.com/goldmansachs/gs-collections.git
• mvn install
• Go into the java-8-benchmarks directory
• `mvn package
• Run org.adoptajsr.RunBenchmarks

Current Implementations

• Dot Product of 10 million entity vector
• Auto-correlation
• Re-encode strings into different character sets
• Purchase Recommendation system (a la Amazon)

• needs imperative version

Ideas for future Benchmarks

• Image Convolutions

• blurring
• feature detection via sobel

• K-Means Clustering