100644 blob 5cd9cdb7ff5c329fe9a64f77315487ebc1755bc4	BUILD
040000 tree 29b741c2ac91620a796f7cdfebec8e6684856ea1	commands
100644 blob 0998516cfd4ef5ae45177b5c54a1d19fd7ce44e0	echo.cc
100644 blob 58be1633f85dc2eb51765b8cdd6def09b794eb2b	echo.h
100644 blob c8709c4973933ae879b6f333505edc035c76184d	echo_java_jni.cc