@Override
  public void initialize() {
    ByteBuffer b = ByteBuffer.allocate(KeyUtil.getKeyBytes(key).length
        + OVERHEAD);
    setArguments(b, "delete", key);
    b.flip();
    setBuffer(b);
  }
Operation to delete an item from the cache.
src/main/java/net/spy/memcached/protocol/ascii/DeleteOperationImpl.java