@Override
    public void clear() {
        bufferMap.clear();
//        getCount.set(0);
//        releaseCount.set(0);
//        requestsMap.clear();
        totalPooledCapacity.set(0);
        largestBufferInPool.set(0);
    }
Perform work with a {@link ByteBuffer} obtained from the pool. The {@link ByteBuffer}
must not be used outside of the work lambda.
stroom-bytebuffer/src/main/java/stroom/bytebuffer/ByteBufferPoolImpl.java