@Override
    public int getBufferCapacity() {
        return BUFFER_CAPACITY;
    }
Return true if the {@link RefDataProcessingInfo} object represent by valueBuffer has a last accessed
time after the epoch millis time represented by timeMsBuffer.

@param processingInfoBuffer {@link ByteBuffer} containing a serialised {@link RefDataProcessingInfo}
@param timeMsBuffer         a {@link ByteBuffer} containing a long representing an epoch millis time
stroom-pipeline/src/main/java/stroom/pipeline/refdata/store/offheapstore/serdes/RefDataProcessingInfoSerde.java