package net.spy.memcached.protocol.binary;import net.spy.memcached.ops.FlushOperation;import net.spy.memcached.ops.OperationCallback;class FlushOperationImpl extends OperationImpl implements FlushOperation {	private static final int CMD=8;	private final int delay;	public FlushOperationImpl(OperationCallback cb) {		this(0, cb);	}	public FlushOperationImpl(int d, OperationCallback cb) {		super(CMD, generateOpaque(), cb);		delay=d;	}	@Override	public void initialize() {		prepareBuffer("", 0, EMPTY_BYTES, delay);	}}