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HBASE-23683 Make HBaseInterClusterReplicationEndpoint more extensible #1027

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Merged
wchevreuil merged 3 commits into from
Jan 15, 2020
Merged

HBASE-23683 Make HBaseInterClusterReplicationEndpoint more extensible #1027

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fe498bb
HBASE-23683 Make HBaseInterClusterReplicationEndpoint more extensible
Jan 10, 2020
02498b7
fixed spacing
Jan 13, 2020
94a9456
Fixing latest round of nit reviews
Jan 14, 2020
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14 changes: 11 additions & 3 deletions ...rg/apache/hadoop/hbase/replication/regionserver/HBaseInterClusterReplicationEndpoint.java
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Original file line number Diff line number Diff line change
Expand Up @@ -113,6 +113,15 @@ public class HBaseInterClusterReplicationEndpoint extends HBaseReplicationEndpoi
private boolean dropOnDeletedTables;
private boolean isSerial = false;

protected AsyncClusterConnection createConnection(Configuration conf) throws IOException {

@bharathv bharathv Jan 13, 2020

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nit: Add a quick comment why these exist as protected? Otherwise it can confuse the readers because the only callers in the source are in this class.

return ClusterConnectionFactory.createAsyncClusterConnection(conf,
null, User.getCurrent());
}

protected ReplicationSinkManager createReplicationSinkManager(AsyncClusterConnection conn) {
return new ReplicationSinkManager(conn, this, this.conf);
}

@Override
public void init(Context context) throws IOException {
super.init(context);
Expand All @@ -131,13 +140,12 @@ public void init(Context context) throws IOException {
// TODO: This connection is replication specific or we should make it particular to
// replication and make replication specific settings such as compression or codec to use
// passing Cells.
this.conn =
ClusterConnectionFactory.createAsyncClusterConnection(conf, null, User.getCurrent());
this.conn = (AsyncClusterConnection) createConnection(this.conf);

@bharathv bharathv Jan 13, 2020

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nit: redundant cast..

this.sleepForRetries =
this.conf.getLong("replication.source.sleepforretries", 1000);
this.metrics = context.getMetrics();
// ReplicationQueueInfo parses the peerId out of the znode for us
this.replicationSinkMgr = new ReplicationSinkManager(conn, this, this.conf);
this.replicationSinkMgr = createReplicationSinkManager(conn);
// per sink thread pool
this.maxThreads = this.conf.getInt(HConstants.REPLICATION_SOURCE_MAXTHREADS_KEY,
HConstants.REPLICATION_SOURCE_MAXTHREADS_DEFAULT);
Expand Down