Java 15 Tutorial
Java Other Versions Tutorials
Java 15 Useful Resources
Selected Reading
- Java 15 - Deprecation & Removals
- Java 15 - Other Enhancements
- Java 15 - Deprecation & Removals
- Java 15 - Other Changes
- Java 15 - Garbage Collectors
- Java 15 - Hidden Classes
- Java 15 - record & Sealed Classes
- Java 15 - record
- Java 15 - Text Blocks
- Java 15 - Pattern for instanceOf
- Java 15 - Sealed Classes
- Java 15 - Environment Setup
- Java 15 - Overview
- Java 15 - Home
Java Other Versions Tutorials
- Java 14 Tutorial
- Java 13 Tutorial
- Java 12 Tutorial
- Java 11 Tutorial
- Java 10 Tutorial
- Java 9 Tutorial
- Java 8 Tutorial
- Java Tutorial
Java 15 Useful Resources
Selected Reading
- Who is Who
- Computer Glossary
- HR Interview Questions
- Effective Resume Writing
- Questions and Answers
- UPSC IAS Exams Notes
Java 15 - Deprecation & Removals
Java 14 - Deprecation & Removals
Deprecations
Solaris and SPARC Ports (JEP 362) − because this Unix operating system and RISC processor are not in active development since the past few years.
ParallelScavenge + SerialOld GC Combination (JEP 366) − since this is a rarely used combination of GC algorithms, and requires significant maintenance effort
Removals
Concurrent Mark Sweep (CMS) Garbage Collector (JEP 363) − This GC was deprecated in Java 9 and is replaced with G1 as default GC. There are other high performant alternatives as well pke ZDC, Shenandoah. This GC was kept for 2 years for interested users to maintain. As there is no active maintenance, this GC is now completed removed from Java 14.
Pack200 Tools and API (JEP 367) − These compression pbraries were introduced in Java 5 and were deprecated in Java 11. Now these pbraries are completely removed from Java 14.