@@ -0,0 +1,471 @@
+package com.virjar.vscrawler.core.serialize;%0A%0Aimport com.virjar.vscrawler.core.processor.GrabResult;%0Aimport com.virjar.vscrawler.core.seed.Seed;%0A%0A/**%0A * Created by virjar on 2018/1/30.%3Cbr%3E%0A * %E7%A9%BApipline,%E5%9C%A8%E7%BA%BF%E6%8A%93%E5%8F%96,pipline%E6%97%A0%E6%84%8F%E4%B9%89,%E4%BD%BF%E7%94%A8%E7%A9%BApipline%E6%9B%BF%E4%BB%A3%0A *%0A * @since 0.2.7%0A */%0Apublic class EmptyPipeline implements Pipeline %7B%0A    public static EmptyPipeline instance = new EmptyPipeline();%0A%0A    @Override%0A    public void saveItem(GrabResult grabResult, Seed seed) %7B%0A        //do nothing%0A    %7D%0A%7D%0A

add empty pipline for sysnc grab