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https://issues.apache.org/jira/browse/BEANUTILS-547?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17300370#comment-17300370
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Bartosz Spyrko-Smietanko commented on BEANUTILS-547:
----------------------------------------------------

Possible fix: https://github.com/apache/commons-beanutils/pull/82

> MethodUtils.getMatchingAccessibleMethod with security manager enabled on Java 
> 11 throws StringIndexOutOfBoundsException
> -----------------------------------------------------------------------------------------------------------------------
>
>                 Key: BEANUTILS-547
>                 URL: https://issues.apache.org/jira/browse/BEANUTILS-547
>             Project: Commons BeanUtils
>          Issue Type: Bug
>    Affects Versions: 1.9.3
>            Reporter: Bartosz Spyrko-Smietanko
>            Priority: Major
>
> Calling MethodUtils.getMatchingAccessibleMethod with security manager enabled 
> on Java 11 (without ReflectPermission("suppressAccessChecks")) results in 
> {noformat}
> Exception in thread "main" java.lang.StringIndexOutOfBoundsException: String 
> index out of range: 2Exception in thread "main" 
> java.lang.StringIndexOutOfBoundsException: String index out of range: 2 at 
> java.base/java.lang.StringLatin1.charAt(StringLatin1.java:47) at 
> java.base/java.lang.String.charAt(String.java:693) at 
> org.apache.commons.beanutils.MethodUtils.setMethodAccessible(MethodUtils.java:1069)
>  at 
> org.apache.commons.beanutils.MethodUtils.getMatchingAccessibleMethod(MethodUtils.java:963){noformat}
>  
> The reason seems to be check at 
> [https://github.com/apache/commons-beanutils/blob/master/src/main/java/org/apache/commons/beanutils2/MethodUtils.java#L1046-L1054]
>  not being able to deal with Java 11 version



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