Test: 1. Manually enter version/presence of build artifact,
and ensure `codegen FILENAME` still works
2. run codegen again without altering version, ensure no build triggered
Change-Id: I6f1dba0a476077c708bbea8ef558445107e5ad97
This is the initial implementation of the `codegen` cli utility
for in-place java boilerplate generation
See DataClass and SampleDataClass for documentation/guide/examples.
See tools/codegen/ for implementation and tests/Codegen/ for tests.
Bug: 64221737
Test: . frameworks/base/tests/Codegen/runTest.sh
Change-Id: I75177cb770f1beabc87dbae9e77ce4b93ca08e7f