Embed Mode: support embedPlugin class isolation

[gaosaroma]

Motivation:

• support embedPlugin class isolation for common biz with PLUGIN_CLASSLOADER_ENABLE=true && PLUGIN_CLASS_EXPORT_ENABLE=true mode.
• add unit test for class isolation.

Modification:

• modify pluginFactoryServiceImp#createEmbedPlugin

Result:

Fixes #496 .

[codecov[bot]]

Codecov Report

Merging #530 (e91eb7a) into master (27df24d) will increase coverage by 0.47%. The diff coverage is 93.33%.

@@             Coverage Diff              @@
##             master     #530      +/-   ##
============================================
+ Coverage     59.67%   60.15%   +0.47%     
- Complexity      678      694      +16     
============================================
  Files           154      154              
  Lines          5858     5870      +12     
  Branches        845      848       +3     
============================================
+ Hits           3496     3531      +35     
+ Misses         2037     2022      -15     
+ Partials        325      317       -8     

Impacted Files	Coverage Δ
...va/com/alipay/sofa/ark/spi/constant/Constants.java	0.00% <ø> (ø)
...pay/sofa/ark/support/startup/SofaArkBootstrap.java	25.71% <ø> (ø)
...ainer/service/plugin/PluginFactoryServiceImpl.java	91.15% <92.30%> (+1.83%)	:arrow_up:
...ofa/ark/support/startup/EmbedSofaArkBootstrap.java	84.84% <100.00%> (+0.97%)	:arrow_up:
...m/alipay/sofa/ark/container/model/PluginModel.java	94.94% <0.00%> (+1.01%)	:arrow_up:
.../container/service/classloader/BizClassLoader.java	84.70% <0.00%> (+1.17%)	:arrow_up:
.../service/extension/ExtensionLoaderServiceImpl.java	90.00% <0.00%> (+1.25%)	:arrow_up:
.../com/alipay/sofa/ark/container/model/BizModel.java	76.50% <0.00%> (+2.18%)	:arrow_up:
...ofa/ark/container/pipeline/HandleArchiveStage.java	42.57% <0.00%> (+10.89%)	:arrow_up:
... and 2 more

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[gaosaroma]

其它问题：对于示例：SOFABoot 应用基于 SOFAArk 的动态模块，在embed模式开启类隔离的使用中，需要其依赖runtime-sofa-boot-plugin设置属性<delegateToEmbedBase>true</delegateToEmbedBase>；或许PR完成后再给runtime-sofa-boot-plugin提issue？

[lylingzhen]

该 PR 还需要再充分讨论一下，暂时不合并，待 5 月份重新讨论再决定 close 还是 approve。

[github-actions[bot]]

This pull request has been automatically marked as stale because it has not had activity in the last 30 days. It will be closed in 7 days if no further activity occurs. Please feel free to give a status update now, ping for review, or re-open when it's ready. Thank you for your contributions!

[github-actions[bot]]

This pull request has been automatically closed because it has not had activity in the last 37 days. Please feel free to give a status update now, ping for review, or re-open when it's ready. Thank you for your contributions!