A Swiss map implementation written in Java.

Requirement

required Java version

Java 21

required VM option

--add-opens=jdk.unsupported/sun.misc=ALL-UNNAMED

Usage

SwissMap<Integer, Integer> map = new SwissMap<>(16);
map.put(1, 1);
map.get(1);

SIMD optimization

The following vm options can be added to improve the performance of the Swiss map.

--add-modules=jdk.incubator.vector --enable-preview