通过iterator删除
String code_first = "123";
Iterator iterator = list.iterator(); while(iterator.hasNext()){ TMP tmp = (TMP) iterator.next(); if(tmp.getCode().equals(code_first)){ iterator.remove(); } } list.add(0,radar_first);
参考文档:https://www.cnblogs.com/codehaogg/p/12541876.html