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From "Sebb (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (NET-641) SubnetUtils.SubnetInfo.isInRange("0.0.0.0") returns true for CIDR/31, 32
Date Fri, 04 Aug 2017 14:46:00 GMT

    [ https://issues.apache.org/jira/browse/NET-641?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16114456#comment-16114456
] 

Sebb commented on NET-641:
--------------------------

Then either the Javadoc is wrong or the code is wrong

> SubnetUtils.SubnetInfo.isInRange("0.0.0.0") returns true for CIDR/31, 32
> ------------------------------------------------------------------------
>
>                 Key: NET-641
>                 URL: https://issues.apache.org/jira/browse/NET-641
>             Project: Commons Net
>          Issue Type: Bug
>    Affects Versions: 3.6
>         Environment: Windows; JDK8; common-net 3.6
>            Reporter: pin_ptr
>            Priority: Minor
>             Fix For: 3.7
>
>
> Code:
> import org.apache.commons.net.util.SubnetUtils;
> public class A {
>   public static void main(String[] args) {
>     System.out.println(new SubnetUtils("192.168.1.0/30").getInfo().isInRange("0.0.0.0"));
>     System.out.println(new SubnetUtils("192.168.1.0/31").getInfo().isInRange("0.0.0.0"));
>     System.out.println(new SubnetUtils("192.168.1.0/32").getInfo().isInRange("0.0.0.0"));
>   }
> }
> Result:
> false
> true
> true
> Expected:
> false
> false
> false



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