public RegionReplicaSinkWriter(
RegionReplicaOutputSink sink,
ClusterConnection connection,
ExecutorService pool,
int operationTimeout) {
this.sink = sink;
this.connection = connection;
this.operationTimeout = operationTimeout;
this.rpcRetryingCallerFactory =
RpcRetryingCallerFactory.instantiate(connection.getConfiguration());
this.rpcControllerFactory = RpcControllerFactory.instantiate(connection.getConfiguration());
this.pool = pool;
int nonExistentTableCacheExpiryMs =
connection
.getConfiguration()
.getInt(
"hbase.region.replica.replication.cache.disabledAndDroppedTables.expiryMs", 5000);
// A cache for non existing tables that have a default expiry of 5 sec. This means that if the
// table is created again with the same name, we might miss to replicate for that amount of
// time. But this cache prevents overloading meta requests for every edit from a deleted file.
disabledAndDroppedTables =
CacheBuilder.newBuilder()
.expireAfterWrite(nonExistentTableCacheExpiryMs, TimeUnit.MILLISECONDS)
.initialCapacity(10)
.maximumSize(1000)
.build();
}
