From d9be8a40a8da29a11e42d1106268c0e38f2c8b6b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9E=97=E5=B0=9A=E6=B3=89?= <lshangq@gmail.com>
Date: Fri, 26 Nov 2021 23:16:59 +0800
Subject: [PATCH] HBASE-26417 Remove NoopReplicationQueueStorage (#3882)

Signed-off-by: Duo Zhang <zhangduo@apache.org>
---
 .../NoopReplicationQueueStorage.java          | 140 ------------------
 1 file changed, 140 deletions(-)
 delete mode 100644 hbase-server/src/main/java/org/apache/hadoop/hbase/replication/regionserver/NoopReplicationQueueStorage.java

diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/replication/regionserver/NoopReplicationQueueStorage.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/replication/regionserver/NoopReplicationQueueStorage.java
deleted file mode 100644
index 4ad41fc69838..000000000000
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/replication/regionserver/NoopReplicationQueueStorage.java
+++ /dev/null
@@ -1,140 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.apache.hadoop.hbase.replication.regionserver;
-
-import java.util.Collections;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-import java.util.SortedSet;
-import org.apache.hadoop.fs.Path;
-import org.apache.hadoop.hbase.ServerName;
-import org.apache.hadoop.hbase.replication.ReplicationException;
-import org.apache.hadoop.hbase.replication.ReplicationQueueStorage;
-import org.apache.hadoop.hbase.util.Pair;
-import org.apache.yetus.audience.InterfaceAudience;
-
-/**
- * Noop queue storage -- does nothing.
- */
-@InterfaceAudience.Private
-class NoopReplicationQueueStorage implements ReplicationQueueStorage {
-  NoopReplicationQueueStorage() {}
-
-  @Override
-  public void removeQueue(ServerName serverName, String queueId) throws ReplicationException {}
-
-  @Override
-  public void addWAL(ServerName serverName, String queueId, String fileName)
-    throws ReplicationException {}
-
-  @Override
-  public void removeWAL(ServerName serverName, String queueId, String fileName)
-    throws ReplicationException { }
-
-  @Override
-  public void setWALPosition(ServerName serverName, String queueId, String fileName, long position,
-    Map<String, Long> lastSeqIds) throws ReplicationException {}
-
-  @Override
-  public long getLastSequenceId(String encodedRegionName, String peerId)
-    throws ReplicationException {
-    return 0;
-  }
-
-  @Override
-  public void setLastSequenceIds(String peerId, Map<String, Long> lastSeqIds)
-    throws ReplicationException {}
-
-  @Override
-  public void removeLastSequenceIds(String peerId) throws ReplicationException {}
-
-  @Override
-  public void removeLastSequenceIds(String peerId, List<String> encodedRegionNames)
-    throws ReplicationException {}
-
-  @Override
-  public long getWALPosition(ServerName serverName, String queueId, String fileName)
-    throws ReplicationException {
-    return 0;
-  }
-
-  @Override
-  public List<String> getWALsInQueue(ServerName serverName, String queueId)
-      throws ReplicationException {
-    return Collections.EMPTY_LIST;
-  }
-
-  @Override
-  public List<String> getAllQueues(ServerName serverName) throws ReplicationException {
-    return Collections.EMPTY_LIST;
-  }
-
-  @Override
-  public Pair<String, SortedSet<String>> claimQueue(ServerName sourceServerName, String queueId,
-    ServerName destServerName) throws ReplicationException {
-    return null;
-  }
-
-  @Override
-  public void removeReplicatorIfQueueIsEmpty(ServerName serverName)
-    throws ReplicationException {}
-
-  @Override
-  public List<ServerName> getListOfReplicators() throws ReplicationException {
-    return Collections.EMPTY_LIST;
-  }
-
-  @Override
-  public Set<String> getAllWALs() throws ReplicationException {
-    return Collections.EMPTY_SET;
-  }
-
-  @Override
-  public void addPeerToHFileRefs(String peerId) throws ReplicationException {}
-
-  @Override
-  public void removePeerFromHFileRefs(String peerId) throws ReplicationException {}
-
-  @Override
-  public void addHFileRefs(String peerId, List<Pair<Path, Path>> pairs)
-    throws ReplicationException {}
-
-  @Override
-  public void removeHFileRefs(String peerId, List<String> files) throws ReplicationException {}
-
-  @Override
-  public List<String> getAllPeersFromHFileRefsQueue() throws ReplicationException {
-    return Collections.EMPTY_LIST;
-  }
-
-  @Override
-  public List<String> getReplicableHFiles(String peerId) throws ReplicationException {
-    return Collections.EMPTY_LIST;
-  }
-
-  @Override
-  public Set<String> getAllHFileRefs() throws ReplicationException {
-    return Collections.EMPTY_SET;
-  }
-
-  @Override
-  public String getRsNode(ServerName serverName) {
-    return null;
-  }
-}