[close #663] Avoid overflow (#664)

[ti-srebot]

cherry-pick #664 to release-3.3
You can switch your code base to this Pull Request by using git-extras:

# In client-java repo:
git pr https://github.com/tikv/client-java/pull/689

After apply modifications, you can push your change to this PR via:

git push [email protected]:ti-srebot/client-java.git pr/689:release-3.3-24ed9e2b8aed

---

Signed-off-by: shiyuhang [email protected]

What problem does this PR solve?

Avoid overflow

Issue Number: close #issue_number

Problem Description: TBD

What is changed and how does it work?

Code changes

• Has exported function/method change
• Has exported variable/fields change
• Has methods of interface change
• Has persistent data change
• No code

Check List for Tests

This PR has been tested by at least one of the following methods:

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)
• No code

Side effects

• Possible performance regression, WHY: TBD
• Increased code complexity, WHY: TBD
• Breaking backward compatibility, WHY: TBD
• NO side effects

Related changes

• Need to cherry-pick to the release branch
• Need to update the documentation
• Need to be included in the release note
• NO related changes

[ti-srebot]

/run-all-tests

[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (release-3.3@f395e4b). Click here to learn what that means.
Patch has no changes to coverable lines.

Additional details and impacted files

@@              Coverage Diff               @@
##             release-3.3     #689   +/-   ##
==============================================
  Coverage               ?   34.89%           
  Complexity             ?     1439           
==============================================
  Files                  ?      278           
  Lines                  ?    17382           
  Branches               ?     1975           
==============================================
  Hits                   ?     6066           
  Misses                 ?    10702           
  Partials               ?      614           

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