biz被卸载时bizclassloader类加载行为被改变

[yuanyuancin]

原因

1. 缓存被清理com.alipay.sofa.ark.container.service.classloader.AbstractClasspathClassLoader#classCache
2. hook失效 com.alipay.sofa.ark.container.service.classloader.BizClassLoader#postLoadClass
   

可能存在的问题
在中间件兼容性不够完善等特殊场景中，模块被卸载后仍旧有很大可能会存在bizclassloader.loadclass()的行为，如果打破了该行为会导致不预期的ClassNotFoundException或NoClassDefFoundError

jdk规范中classloader close后，通常会禁止新class define，但是仍旧会允许get loaded class

[github-actions]

This issue has been automatically marked as stale because it has not had recent activity in the last 30 days. It will be closed in the next 7 days unless it is tagged (pinned, good first issue or help wanted) or other activity occurs. Thank you for your contributions.

[github-actions]

This issue has been automatically marked as stale because it has not had recent activity in the last 30 days. It will be closed in the next 7 days unless it is tagged (pinned, good first issue or help wanted) or other activity occurs. Thank you for your contributions.

[github-actions]

This issue has been automatically marked as stale because it has not had recent activity in the last 30 days. It will be closed in the next 7 days unless it is tagged (pinned, good first issue or help wanted) or other activity occurs. Thank you for your contributions.

[github-actions]

This issue has been automatically closed because it has not had activity in the last 37 days. If this issue is still valid, please ping a maintainer and ask them to label it as pinned, good first issue or help wanted. Thank you for your contributions.