//迭代取值
IRISIterator subscriptIter = irisNative.getIRISIterator("^liubo.clazz.personD");
System.out.println("================迭代开始===================");
while (subscriptIter.hasNext()) {
    String subscript = subscriptIter.next();
    //此处怎么获取此节点的字符串进行解析呢，另外java可以直接访问ensemble的global么

    System.out.println(node);

}