Description

yuyongbo9527

opened on Nov 8, 2025

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My environment:
openjdk-25
springboot3
msgpack-core 0.9.10 (latest version)

Test example code: public static void basicUsage()

Console info (4 warnings) :

1. WARNING: A terminally deprecated method in sun.misc.Unsafe has been called

2. WARNING: sun.misc.Unsafe::arrayBaseOffset has been called by org.msgpack.core.buffer.MessageBuffer (file:/C:/Users/test9527/.m2/repository/org/msgpack/msgpack-core/0.9.10/msgpack-core-0.9.10.jar)

3. WARNING: Please consider reporting this to the maintainers of class org.msgpack.core.buffer.MessageBuffer

4. WARNING: sun.misc.Unsafe::arrayBaseOffset will be removed in a future release

[email protected]

Reacted by Matthew Adams

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1. matthewadams commented on Jul 13, 2026

   

   matthewadams

   on Jul 13, 2026

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   Just saw this today with 0.9.12

   WARNING: A terminally deprecated method in sun.misc.Unsafe has been called
   WARNING: sun.misc.Unsafe::arrayBaseOffset has been called by org.msgpack.core.buffer.MessageBuffer (file:/Users/matthewadams/.gradle/caches/modules-2/files-2.1/org.msgpack/msgpack-core/0.9.12/7ed93230c1d5ded2eab11908031132fa3649a30b/msgpack-core-0.9.12.jar)
   WARNING: Please consider reporting this to the maintainers of class org.msgpack.core.buffer.MessageBuffer
   WARNING: sun.misc.Unsafe::arrayBaseOffset will be removed in a future release
   
   $ java -version
   openjdk version "25.0.2" 2026-01-20
   OpenJDK Runtime Environment GraalVM CE 25.0.2+10.1 (build 25.0.2+10-jvmci-b01)
   OpenJDK 64-Bit Server VM GraalVM CE 25.0.2+10.1 (build 25.0.2+10-jvmci-b01, mixed mode, sharing)
   

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