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https://issues.apache.org/jira/browse/MNEMONIC-640?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Zhen Li reassigned MNEMONIC-640:
--------------------------------
Assignee: Zhen Li
> [JDK14] Upgrade issue about object is not an instance of declaring class
> ------------------------------------------------------------------------
>
> Key: MNEMONIC-640
> URL: https://issues.apache.org/jira/browse/MNEMONIC-640
> Project: Mnemonic
> Issue Type: Sub-task
> Components: Example, JDK Upgrade
> Affects Versions: 0.15.0
> Reporter: Wang, Gang
> Assignee: Zhen Li
> Priority: Major
> Fix For: 0.15.0
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
>
> The following issue is caused by deprecated buffer cleaner on higher version
> of JDK11, it needs to be investigated and refactor the code logic according
> to new method for native memory backed bytebuffer cleaning.
> {code:java}
> Manually destroy Buffer at 759EBB3D.
> Reclaim Memory Buffer: 759EBB3D Size: 1329017
> Exception in thread "main" java.lang.IllegalArgumentException: object is not
> an instance of declaring class
> at
> java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.base/java.lang.reflect.Method.invoke(Method.java:566)
> at
> org.apache.mnemonic.SysMemAllocator$1.reclaim(SysMemAllocator.java:106)
> at
> org.flowcomputing.commons.resgc.ResCollector.destroyRes(ResCollector.java:158)
> at
> org.flowcomputing.commons.resgc.ResHolder.destroy(ResHolder.java:132)
> at
> org.flowcomputing.commons.resgc.ResHolder.destroy(ResHolder.java:118)
> at org.apache.mnemonic.examples.Main.main(Main.java:155)
> {code}
>
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