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社区首页 >问答首页 >使用Ignite对象时来自GridUnsafe的Apache Ignite IllegalAccessException

使用Ignite对象时来自GridUnsafe的Apache Ignite IllegalAccessException
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Stack Overflow用户
提问于 2019-01-11 13:34:54
回答 1查看 2.1K关注 0票数 3

这就是我代码中的全部内容。这只是使用Ignite的典型方式:

代码语言:javascript
运行
复制
Ignite ignite = Ignition.ignite();

我看到的错误消息是:

代码语言:javascript
运行
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WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by org.apache.ignite.internal.util.GridUnsafe$2 (file:/C:/Users/.../.m2/repository/org/apache/ignite/ignite-core/2.7.0/ignite-core-2.7.0.jar) to field java.nio.Buffer.address
WARNING: Please consider reporting this to the maintainers of org.apache.ignite.internal.util.GridUnsafe$2
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Exception in thread "main" java.lang.ExceptionInInitializerError
    at org.apache.ignite.internal.util.IgniteUtils.<clinit>(IgniteUtils.java:795)
    at org.apache.ignite.internal.IgnitionEx.<clinit>(IgnitionEx.java:209)
    at org.apache.ignite.Ignition.ignite(Ignition.java:489)
    at distributedjobexecutor.App.<init>(App.java:19)
    at distributedjobexecutor.App.main(App.java:39)
Caused by: java.lang.RuntimeException: jdk.internal.misc.JavaNioAccess class is unavailable.
    at org.apache.ignite.internal.util.GridUnsafe.javaNioAccessObject(GridUnsafe.java:1453)
    at org.apache.ignite.internal.util.GridUnsafe.<clinit>(GridUnsafe.java:112)
    ... 5 more
Caused by: java.lang.IllegalAccessException: class org.apache.ignite.internal.util.GridUnsafe cannot access class jdk.internal.misc.SharedSecrets (in module java.base) because module java.base does not export jdk.internal.misc to unnamed module @2ac273d3
    at java.base/jdk.internal.reflect.Reflection.newIllegalAccessException(Reflection.java:360)
    at java.base/java.lang.reflect.AccessibleObject.checkAccess(AccessibleObject.java:589)
    at java.base/java.lang.reflect.Method.invoke(Method.java:556)
    at org.apache.ignite.internal.util.GridUnsafe.javaNioAccessObject(GridUnsafe.java:1450)
    ... 6 more

为什么我会收到这条消息,我如何解决这个问题?我使用的是Java jdk-10.0.1。

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回答 1

Stack Overflow用户

回答已采纳

发布于 2019-01-11 17:23:32

这个问题来自Java9中引入的模块访问控制系统。

要解决此问题,请使用以下JVM参数:

代码语言:javascript
运行
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--add-exports=java.base/jdk.internal.misc=ALL-UNNAMED
--add-exports=java.base/sun.nio.ch=ALL-UNNAMED
票数 4
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页面原文内容由Stack Overflow提供。腾讯云小微IT领域专用引擎提供翻译支持
原文链接:

https://stackoverflow.com/questions/54140877

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