List<String> fixed_ex = new ZNode(ZNODE_FIXED).getChildren();
for(String name: fixed_ex) {
ZooKeeperInfo.Exchange.Builder builder = ZooKeeperInfo.Exchange.newBuilder();
TextFormat.merge(new String(new ZNode(ZNODE_FIXED + "/" + name).getContent()), builder);
tab.addCell("{queue,topic}:" + name);
tab.addCell("Fixed", new CellStyle(HorizontalAlign.center));
tab.addCell(builder.build().getHost());
}
List<String> drop_ex = new ZNode(ZNODE_DROP).getChildren();