LinuxInternetProtocolStats IPConnection invoke getOwningProcessId always return -1

[yourancc]

ProcessStat.querySocketToPidMap return the map key use integer ,but socketId sometimes use the big int like 2247483647 in linux. so querySocketToPidMap function return Map<Long,Integer> to fix thr bug

[dbwiddis]

Looks like socklen_t is an unsigned integer of at least 32 bits, but applications are recommended to stay under 32 bits for compatibility. So while in theory we could fit it into an Integer there's no reason to not just use a Long since we're parsing strings.

Tracing through the code getting to the connection object, it's the same as the inode in /proc/net/<protocol> output. The inode number is an unsigned (native) long which is 32-bit or 64-bit depending on OS bitness.

Changing the ProcessStat.querySocketToPidMap() return to a Map<Long, Integer> and updating the inode parsing in LinuxInternetProtocolStats.queryConnections() to also parse to a long seems like the right approach.

Can you submit a PR for this fix?

[yourancc]

Thank you for inviting me to contribute to the project!
I will certainly work on a fix and submit a pull request as soon as possible. I appreciate your trust and support, and I'm looking forward to collaborating with the team on this.
If there are any specific guidelines or procedures I should follow for submitting the PR, please let me know.
I'll get started right away!

[dbwiddis]

This should summarize the steps! https://github.com/oshi/oshi/blob/master/src/site/markdown/Contributing.md