[ARROW-7888] [Python] Allow using a more modern version of jpype in pyarrow.jvm

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 0.17.0
• Component/s: Java, Python
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/24113
• Assignee: Marius van Niekerk
• Reporter: Marius van Niekerk
• Created: 19/Feb/20 18:41
• Updated: 11/Jan/23 07:56
• Resolved: 25/Feb/20 17:06

Description

Currently using pyarrow.jvm fails with an error message ArrowType.Int object has not attribute 'isSigned'.

I propose we change those functions to make use of the getters of those fields instead of relying on the private attributes inside those types.

Issue Links

• relates to: ARROW-5728 [Python] [CI] Travis-CI failures in test_jvm.py
• supercedes: ARROW-5766 [Python] Unpin jpype1 version
• links to: GitHub Pull Request #6457