[DAT-7886] Move mapping from constructor to HubChangeMapper and handle a few more potential NPEs

[andrulban]

Environment

Liquibase Version:

Liquibase Integration & Version: <Pick one: CLI, maven, gradle, spring boot, servlet, etc.>

Liquibase Extension(s) & Version:

Database Vendor & Version:

Operating System Type & Version:

Pull Request Type

• Bug fix (non-breaking change which fixes an issue.)
• Enhancement/New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Description

A clear and concise description of the issue being addressed. Additional guidance here.

• Describe the actual problematic behavior.
• Ensure private information is redacted.

Steps To Reproduce

List the steps to reproduce the behavior.

• Please be precise and ensure private information is redacted
• Include things like
  • Files used - sql scripts, changelog file(s), property file(s), config files, POM Files
  • Exact commands used - CLI, maven, gradle, spring boot, servlet, etc.

Actual Behavior

A clear and concise description of what happens in the software before this pull request.

• Include console output if relevant
• Include log files if available.

Expected/Desired Behavior

A clear and concise description of what happens in the software after this pull request.

Screenshots (if appropriate)

If applicable, add screenshots to help explain your problem.

Additional Context

Add any other context about the problem here.

Fast Track PR Acceptance Checklist:

• Build is successful and all new and existing tests pass
• Added Unit Test(s)
• Added Integration Test(s)
• Added Test Harness Test(s)
• Documentation Updated

Need Help?

Come chat with us on our discord channel