RFR: 8349860: Make Class.isArray(), Class.isInterface() and Class.isPrimitive() non-native [v4]

Coleen Phillimore coleenp at openjdk.org
Thu Feb 20 20:11:11 UTC 2025


> Class.isInterface() can check modifier flags, Class.isArray() can check whether component mirror is non-null and Class.isPrimitive() needs a new final transient boolean in java.lang.Class that the JVM code initializes.
> Tested with tier1-4 and performance tests.

Coleen Phillimore has updated the pull request incrementally with one additional commit since the last revision:

  Update src/java.base/share/classes/java/lang/Class.java
  
  Co-authored-by: David Holmes <62092539+dholmes-ora at users.noreply.github.com>

-------------

Changes:
  - all: https://git.openjdk.org/jdk/pull/23572/files
  - new: https://git.openjdk.org/jdk/pull/23572/files/d08091ac..7a4c595b

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=23572&range=03
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=23572&range=02-03

  Stats: 2 lines in 1 file changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk/pull/23572.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/23572/head:pull/23572

PR: https://git.openjdk.org/jdk/pull/23572


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