Add TTL and Container modes to BaseDataAccessor and its implementations

[rabashizade]

Issues

• My PR addresses the following Helix issues and references them in the PR description:

Fixes #2081

Description

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This PR adds support for TTL and Container modes to BaseDataAccessor and its implementations by taking advantage of relevant API from ZkClient and its descendent classes.

Tests

• The following tests are written for this issue:

Two tests (testSyncCreateWithTTL() and testSyncCreateContainer()) were added to TestZkBaseDataAccessor. In addition, testAsyncZkBaseDataAccessor() in the same class was modified to test the newly added API.

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Changes that Break Backward Compatibility (Optional)

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Documentation (Optional)

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Commits

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  1. Subject is separated from body by a blank line
  2. Subject is limited to 50 characters (not including Jira issue reference)
  3. Subject does not end with a period
  4. Subject uses the imperative mood ("add", not "adding")
  5. Body wraps at 72 characters
  6. Body explains "what" and "why", not "how"

Code Quality

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[junkaixue]

Overall, I dont any other concerns.

[qqu0127]

LGTM, please address other comments. thanks

[rabashizade]

This PR is ready to be merged, approved by @qqu0127.

Final commit message:

Add TTL and Container modes to BaseDataAccessor and its implementations

This commit adds support for TTL and Container modes to BaseDataAccessor and its implementations by taking advantage of relevant API from ZkClient and its descendent classes.