JunChen00 commented on a change in pull request #2689:
URL: https://github.com/apache/iotdb/pull/2689#discussion_r579667782
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File path:
server/src/main/java/org/apache/iotdb/db/engine/cache/LRULinkedHashMap.java
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@@ -21,71 +21,56 @@
import org.apache.iotdb.tsfile.common.cache.Accountable;
-import java.util.Iterator;
import java.util.LinkedHashMap;
-import java.util.Map.Entry;
-import java.util.Set;
+import java.util.Map;
/** This class is an LRU cache. <b>Note: It's not thread safe.</b> */
-public abstract class LRULinkedHashMap<K extends Accountable, V> {
+public abstract class LRULinkedHashMap<K extends Accountable, V> extends
LinkedHashMap<K, V> {
Review comment:
Agree & Retract @JackieTien97
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