org.apache.hadoop.hbase.ipc.controller.InterRegionServerMetadataRpcControllerFactory Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one
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* distributed with this work for additional information
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* 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,
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* See the License for the specific language governing permissions and
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*/
package org.apache.hadoop.hbase.ipc.controller;
import java.util.List;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hbase.CellScannable;
import org.apache.hadoop.hbase.CellScanner;
import org.apache.hadoop.hbase.ipc.HBaseRpcController;
import org.apache.hadoop.hbase.ipc.RpcControllerFactory;
/**
* {@link RpcControllerFactory} that should only be used when creating Table for
* making remote RPCs to the region servers hosting Phoenix SYSTEM tables.
*/
public class InterRegionServerMetadataRpcControllerFactory extends RpcControllerFactory {
public InterRegionServerMetadataRpcControllerFactory(Configuration conf) {
super(conf);
}
@Override
public HBaseRpcController newController() {
HBaseRpcController delegate = super.newController();
return getController(delegate);
}
@Override
public HBaseRpcController newController(CellScanner cellScanner) {
HBaseRpcController delegate = super.newController(cellScanner);
return getController(delegate);
}
@Override
public HBaseRpcController newController(List cellIterables) {
HBaseRpcController delegate = super.newController(cellIterables);
return getController(delegate);
}
private HBaseRpcController getController(HBaseRpcController delegate) {
// construct a chain of controllers: metadata and delegate controller
return new MetadataRpcController(delegate, conf);
}
}