Summary:
Debug and ported changes from the Open Source Github repo to our repo.
Wrote a script to easy build the java Library. future compiling java lib should just be running this script.
Test Plan: it compiles.
Reviewers: dhruba, leveldb
Reviewed By: dhruba
Differential Revision: https://reviews.facebook.net/D7323
Summary: This implement the Java interface by using JNI
Test Plan: compile test
Reviewers: dhruba
Reviewed By: dhruba
Differential Revision: https://reviews.facebook.net/D5925
