totalSize += size;
                    last = chain;
                    chain = next;
                }
                else if ( last == null && totalSize + size > maxSize ) {
                    throw new SmbException(String.format("Request size %d exceeds allowable size %d: %s", size, maxSize, chain));
                }

        this(cfg.getBufferCacheSize(), cfg.getMaximumBufferSize());
    }


    /**
     * @param maxBuffers
     * @param maxSize
     * 
     */
    public BufferCacheImpl ( int maxBuffers, int maxSize ) {
        this.cache = new Object[maxBuffers];
        this.bufferSize = maxSize;
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.BufferCache#getBuffer()
     */
    @Override