A preview feature in JDK 22 combines the strengths of virtual threads and parallel streams to improve optimization and performance. Here's how it works.

Java's I/O streams provide standardized ways to read and write data. Any object representing a mutable data source in Java exposes methods for reading and writing its data as a stream.

Java’s stream operations would become more flexible and expressive and allow custom intermediate operations to manipulate streams of infinite size to the extent possible, under a proposal in the ...