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A client library for memcached.

There is a newer version: 2.8.4

package net.spy.memcached.protocol.binary;

import java.nio.ByteBuffer;

import net.spy.memcached.ops.OperationCallback;
import net.spy.memcached.ops.OperationState;
import net.spy.memcached.tapmessage.TapMagic;
import net.spy.memcached.tapmessage.TapOpcode;
import net.spy.memcached.tapmessage.RequestMessage;

public class TapAckOperationImpl extends TapOperationImpl {
	private final TapOpcode opcode;
	private final int opaque;

	TapAckOperationImpl(TapOpcode opcode, int opaque, OperationCallback cb) {
		super(cb);
		this.opcode = opcode;
		this.opaque = opaque;
	}

	@Override
	public void initialize() {
		RequestMessage message = new RequestMessage();
		message.setMagic(TapMagic.PROTOCOL_BINARY_RES);
		message.setOpcode(opcode);
		message.setOpaque(opaque);
		setBuffer(message.getBytes());
	}

	@Override
	public void readFromBuffer(ByteBuffer data) {
		// Do Nothing
	}

	@Override
	public void streamClosed(OperationState state) {
		transitionState(state);
	}

	@Override
	public String toString() {
		return "Cmd: tap ack Opcode: " + opcode + " Opaque: " + opaque;
	}
}