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HBASE-24998 Introduce a ReplicationSourceOverallController interface …
…and decouple ReplicationSourceManager and ReplicationSource (#2364) Signed-off-by: meiyi <[email protected]>
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...server/src/main/java/org/apache/hadoop/hbase/replication/ReplicationSourceController.java
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/** | ||
* 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; | ||
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import java.util.concurrent.atomic.AtomicLong; | ||
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import org.apache.hadoop.hbase.replication.regionserver.MetricsReplicationGlobalSourceSource; | ||
import org.apache.hadoop.hbase.replication.regionserver.RecoveredReplicationSource; | ||
import org.apache.yetus.audience.InterfaceAudience; | ||
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/** | ||
* Used to control all replication sources inside one RegionServer or ReplicationServer. | ||
* Used by {@link org.apache.hadoop.hbase.replication.regionserver.ReplicationSource} or | ||
* {@link RecoveredReplicationSource}. | ||
*/ | ||
@InterfaceAudience.Private | ||
public interface ReplicationSourceController { | ||
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/** | ||
* Returns the maximum size in bytes of edits held in memory which are pending replication | ||
* across all sources inside this RegionServer or ReplicationServer. | ||
*/ | ||
long getTotalBufferLimit(); | ||
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AtomicLong getTotalBufferUsed(); | ||
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MetricsReplicationGlobalSourceSource getGlobalMetrics(); | ||
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/** | ||
* Call this when the recovered replication source replicated all WALs. | ||
*/ | ||
void finishRecoveredSource(RecoveredReplicationSource src); | ||
} |
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