public JoinerScheduleNode(int index, String buf) { type = INITPATH; initPathIndex = index; buffer = buf;
public JoinerScheduleNode(CType channelType) { assert channelType != null; this.ctype = channelType;
    public JoinerScheduleNode(int index, String buf) {        type = INITPATH;        initPathIndex = index;        buffer = buf;    }