How Developers Adapted from Java 21 to 22

Have you ever opened an old project and felt the code was from another era? Many developers felt that way in 2025 as Java moved from version 21 to 22.

For teams managing legacy systems, microservices, and cloud platforms, the change wasn’t just an upgrade. It was a year of learning, trial, and steady improvement.

This blog will illustrate how the transition occurred, why it was significant, and how developers, managed it effectively. You’ll find practical tips, a checklist, and ways Fusion Software Institute smoothed adoption.

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