Unverified60% confidenceReleaseExact time
The Compact Object Headers feature was introduced as an experimental feature in JDK 24 (enabled via -XX:+UseCompactObjectHeaders) and matured further in JDK 25.
2
Sources
60%
Confidence
Long-term
Relevance
9/5/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedJDK在JRE基础上额外包含编译器javac、调试工具jdb、字节码分析工具javap等开发工具链67% similarUnverifiedStructured Concurrency has been in continuous preview since Java 21 and is in its seventh preview in Java 27.66% similarUnverifiedSpring Framework 6.x extensively uses the new features of JDK 17 internally to simplify code and improve type safety.65% similarUnverifiedIn Java 27, compact object headers become the default behavior, requiring no manual flag to enable.64% similarUnverifiedJNI自JDK 1.1（1997年）起就是Java调用本地代码的官方机制64% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/858099API
curl https://kongchang.com/api/v1/knowledge/claims/858099MCP
get_claim(id=858099)