refactor credentials providers

[yndu13]

No description provided.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 91.53543% with 43 lines in your changes missing coverage. Please review.

Project coverage is 90.65%. Comparing base (f8e6e72) to head (9c6a914).
Report is 10 commits behind head on master.

Files with missing lines	Patch %	Lines
...m/aliyuncs/auth/CLIProfileCredentialsProvider.java	88.79%	4 Missing and 9 partials ⚠️
...java/com/aliyuncs/auth/URLCredentialsProvider.java	77.35%	9 Missing and 3 partials ⚠️
...re/src/main/java/com/aliyuncs/utils/AuthUtils.java	86.44%	4 Missing and 4 partials ⚠️
...ncs/auth/ECSMetadataServiceCredentialsFetcher.java	91.48%	2 Missing and 2 partials ⚠️
...ava/com/aliyuncs/auth/OIDCCredentialsProvider.java	96.66%	0 Missing and 2 partials ⚠️
.../auth/STSAssumeRoleSessionCredentialsProvider.java	97.22%	0 Missing and 2 partials ⚠️
.../com/aliyuncs/auth/DefaultCredentialsProvider.java	97.43%	0 Missing and 1 partial ⚠️
...yuncs/auth/InstanceProfileCredentialsProvider.java	95.00%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master     #963      +/-   ##
============================================
+ Coverage     90.17%   90.65%   +0.47%     
- Complexity     1676     1803     +127     
============================================
  Files           124      126       +2     
  Lines          4826     5287     +461     
  Branches        552      627      +75     
============================================
+ Hits           4352     4793     +441     
- Misses          345      349       +4     
- Partials        129      145      +16     

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