Improve: Java APIを色々改善 #2248

Job	Run time
actionlint	20s
actionlint	20s
build-and-test-python-api (windows-latest)	9m 57s
build-and-test-python-api (windows-latest)	9m 57s
build-and-test-python-api (macos-latest)	6m 35s
build-and-test-python-api (macos-latest)	6m 35s
build-and-test-python-api (ubuntu-latest)	4m 51s
build-and-test-python-api (ubuntu-latest)	4m 51s
build-unix-cpp-example (macos-latest, osx-x64-cpu-cpp-shared)	4m 45s
build-unix-cpp-example (macos-latest, osx-x64-cpu-cpp-shared)	4m 45s
build-unix-cpp-example (ubuntu-latest, linux-x64-cpu-cpp-shared)	30s
build-unix-cpp-example (ubuntu-latest, linux-x64-cpu-cpp-shared)	2m 29s
build-windows-cpp-example	6m 10s
build-windows-cpp-example	6m 10s
c-header	1m 33s
c-header	1m 33s
rust-integration-test-strategy-matrix	1s
rust-integration-test-strategy-matrix	1s
rust-lint	3m 52s
rust-lint	3m 52s
rust-unit-test	3m 13s
rust-unit-test	3m 13s
shellcheck	29s
shellcheck	29s
validate-cargo-lock	33s
validate-cargo-lock	22s
build-and-test-java-api (windows-latest)	5m 27s
build-and-test-java-api (windows-latest)	5m 27s
build-and-test-java-api (macos-latest)	3m 54s
build-and-test-java-api (macos-latest)	3m 54s
build-and-test-java-api (ubuntu-latest)	4m 19s
build-and-test-java-api (ubuntu-latest)	4m 19s
rust-integration-test (windows-2019, directml)	4m 24s
rust-integration-test (windows-2019, directml)	4m 24s
rust-integration-test (macos-11)	2m 30s
rust-integration-test (macos-11)	2m 30s
rust-integration-test (ubuntu-20.04)	1m 40s
rust-integration-test (ubuntu-20.04)	1m 40s
	2h 11m 54s

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