JQuery EasyUI 树形结构同步生成代码。

private void createJsonTree(Iterator<ServiceMenu> iterator, StringBuffer buffer) {
  while (iterator.hasNext()) {
   ServiceMenu c = iterator.next();
   buffer.append("{id:" + c.getOid() + ",text:'" + c.getName() + "',");
   if (c.getSet().size() > 0) {
    buffer.append("state:'open'");
    buffer.append(",'children':[");
    this.createJsonTree(c.getSet().iterator(), buffer);
    String str = buffer.toString().substring(0, buffer.toString().length() - 1);
    buffer.delete(0, buffer.toString().length());
    buffer.append(str + "]},");
   } else {
    buffer.append("state:'open'");

    buffer.append("},");

   }

  }
 }