static Object[] cache = new Object[MAX_BUFFERS];
    private static int freeBuffers = 0;

    static public byte[] getBuffer() {
        synchronized( cache ) {
            byte[] buf;

            if (freeBuffers > 0) {
                for (int i = 0; i < MAX_BUFFERS; i++) {
                    if( cache[i] != null ) {
                        buf = (byte[])cache[i];
                        cache[i] = null;

 * 
 * @author mbechler
 * @internal
 */
public interface BufferCache {

    /**
     * 
     * @return a buffer from the cache, or a new one
     */
    byte[] getBuffer ();


    /**
     * Return a buffer to the cache
     * 
     * @param buf
     */
    void releaseBuffer ( byte[] buf );