acb9348ff3
Summary: Include WriteBatch into RocksDBSample.java, fix how DbBenchmark.java handles WriteBatch. Previously DbBenchmark.java does not use WriteBatch when benchmarks is set to fillbatch. Test Plan: make rocksdbjava -j32 make jtest make jdb_bench cd java ./jdb_bench.sh --benchmarks=fillbatch Reviewers: naveenatceg, ljin, sdong, ankgup87 Reviewed By: ankgup87 Subscribers: leveldb Differential Revision: https://reviews.facebook.net/D22983