并发修改异常-ConcurrentModificationException

java.util.ConcurrentModificationException: null
	at java.util.HashMap$HashIterator.nextNode(HashMap.java:1437)
	at java.util.HashMap$KeyIterator.next(HashMap.java:1461)
	at com.copote.data.manager.metabase.service.impl.MetabaseLineageServiceImpl.getLineageLi

原因:循环遍历map时候,做了remove操作所致
解决:新建变量,用来登记想要的数据

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转载自blog.csdn.net/qq_36434219/article/details/121624542
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