How can I find the package of org.apache.skywalking.apm.network.logging and common #6351

Please answer these questions before submitting your issue.

• Why do you submit this issue?
• Question or discussion
• Bug
• Requirement
• Feature or performance improvement

Question

• What do you want to know?
• I want see something,but it seems that some classes and packages cannot be found.
  org.apache.skywalking.apm.network.common
org.apache.skywalking.apm.network.logging.v3

Bug

• Which version of SkyWalking, OS, and JRE?

• Which company or project?

• What happened?
  If possible, provide a way to reproduce the error. e.g. demo application, component version.

Requirement or improvement

• Please describe your requirements or improvement suggestions.