@Override
  public void handleLine(String line) {
    assert getState() == OperationState.READING : "Read ``" + line
        + "'' when in " + getState() + " state";
    getCallback().receivedStatus(matchStatus(line, STORED));
    transitionState(OperationState.COMPLETE);
  }
Base class for ascii store operations (add, set, replace, append, prepend).
src/main/java/net/spy/memcached/protocol/ascii/BaseStoreOperationImpl.java