ZanderXu created HDFS-16720:
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Summary: Import detailed class instead of import * in hadoop-hdfs
moulde
Key: HDFS-16720
URL: https://issues.apache.org/jira/browse/HDFS-16720
Project: Hadoop HDFS
Issue Type: Improvement
Reporter: ZanderXu
Assignee: ZanderXu
During reading code in hadoop-hdfs module, I found that there is import * case
in some classes, such as
{code:java}
// BlockPlacementPolicyDefault.java
import java.util.*;{code}
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