更新时间:2023-11-29 19:21:04
你应该使用 CollectionUtils.retainAll
:返回包含collection1这也是所有元素的集合collection2。
you should use CollectionUtils.retainAll
: Returns a collection containing all the elements in collection1 that are also in collection2.
ArrayList commonList = CollectionUtils.retainAll(list1,list2);