Introduce Method to Retrieve User Roles of a Shared User

[BimsaraBodaragama]

Proposed changes in this pull request

• Introduced getRoleIdListOfSharedUser to fetch role IDs for shared users.
• Refactored getRoleIdListOfUser to reuse common logic via a private method getRoleIdsOfUser.
• Updated SQL query handling to differentiate between shared and regular users.

When should this PR be merged

• This PR can be merged after a review and successful validation of the changes.

Follow up actions

• Validate the functionality in relevant test scenarios to ensure correct behavior. (Can verify with the user sharing feature)

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Related Issue

Introduce Method to Retrieve User Roles of a Shared User

[BimsaraBodaragama]

[Quality Gate failed]
This error comes from code duplication in the RoleManegementService and RoleDAO since they share the same code. Yet, this is not only because of my new code but also because of the overall.

[codecov]

Codecov Report

Attention: Patch coverage is 67.64706% with 11 lines in your changes missing coverage. Please review.

Project coverage is 46.38%. Comparing base (368134f) to head (57644ca).
Report is 32 commits behind head on master.

Files with missing lines	Patch %	Lines
...bon/identity/role/v2/mgt/core/dao/RoleDAOImpl.java	74.19%	4 Missing and 4 partials ⚠️
...entity/role/v2/mgt/core/RoleManagementService.java	0.00%	1 Missing ⚠️
...ty/role/v2/mgt/core/RoleManagementServiceImpl.java	0.00%	1 Missing ⚠️
.../carbon/identity/role/v2/mgt/core/dao/RoleDAO.java	0.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #6308      +/-   ##
============================================
+ Coverage     45.91%   46.38%   +0.47%     
- Complexity    14481    14598     +117     
============================================
  Files          1672     1676       +4     
  Lines        103141   103109      -32     
  Branches      18010    18027      +17     
============================================
+ Hits          47360    47832     +472     
+ Misses        48970    48431     -539     
- Partials       6811     6846      +35     

Flag	Coverage Δ
unit	29.58% <67.64%> (+0.40%)	⬆️

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[sonarqubecloud]

Quality Gate failed

Failed conditions
47.5% Duplication on New Code (required ≤ 3%)

See analysis details on SonarQube Cloud

[BimsaraBodaragama]

[Quality Gate failed]
This error comes from code duplication in the RoleManegementService, RoleDAO and RoleDAOImpl since they share the same code. Yet, this is not only because of my new code but also because of the overall.

[BimsaraBodaragama]

After further evaluation, this functionality is no longer required as the intended use case is now being handled through alternative approaches within the system. As a result, this PR will be closed. Thank you to everyone who reviewed and contributed to this effort.