2020
10-10
10-10
Java util.List如何实现列表分段处理
java.util.List分段使用google的guava类库对List分段处理List<Integer>intList=Lists.newArrayList(1,2,3,4,5,6,7,8);List<List<Integer>>subSets=Lists.partition(intList,3);List<Integer>last=subSets.get(2);原理是内部封装着我们要分段的List的引用,在subSets.get(index)语句时,对参数List.subList()动态处理对集合的处理Collection<Integer>intCollection=Lists.newArrayList(1,2,3,4,5,6,7...
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