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HDDS-1861. Fix TableCacheImpl cleanup logic. (#1165)

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Bharat Viswanadham 2019-07-25 22:30:06 -07:00 committed by GitHub
parent ce99cc31e9
commit 3426777140
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1 changed files with 4 additions and 3 deletions
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7
hadoop-hdds/common/src/main/java/org/apache/hadoop/utils/db/cache/TableCacheImpl.java vendored
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@ -21,8 +21,9 @@ package org.apache.hadoop.utils.db.cache;
import java.util.Iterator;
import java.util.Map;
import java.util.TreeSet;
import java.util.NavigableSet;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentSkipListSet;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.ThreadFactory;
@ -47,7 +48,7 @@ public class TableCacheImpl<CACHEKEY extends CacheKey,
CACHEVALUE extends CacheValue> implements TableCache<CACHEKEY, CACHEVALUE> {
private final ConcurrentHashMap<CACHEKEY, CACHEVALUE> cache;
private final TreeSet<EpochEntry<CACHEKEY>> epochEntries;
private final NavigableSet<EpochEntry<CACHEKEY>> epochEntries;
private ExecutorService executorService;
private CacheCleanupPolicy cleanupPolicy;
@ -55,7 +56,7 @@ public class TableCacheImpl<CACHEKEY extends CacheKey,
public TableCacheImpl(CacheCleanupPolicy cleanupPolicy) {
cache = new ConcurrentHashMap<>();
epochEntries = new TreeSet<>();
epochEntries = new ConcurrentSkipListSet<>();
// Created a singleThreadExecutor, so one cleanup will be running at a
// time.
ThreadFactory build = new ThreadFactoryBuilder().setDaemon(true)