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17 package org.apache.hadoop.hbase.client;
18
19 import org.apache.hadoop.hbase.TableName;
20 import org.apache.hadoop.hbase.classification.InterfaceAudience;
21 import org.apache.hadoop.hbase.ipc.PayloadCarryingRpcController;
22 import org.apache.hadoop.hbase.ipc.RpcControllerFactory;
23
24 import java.io.IOException;
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30 @InterfaceAudience.Private
31 public abstract class PayloadCarryingServerCallable<T>
32 extends RegionServerCallable<T> {
33 protected PayloadCarryingRpcController controller;
34
35 public PayloadCarryingServerCallable(HConnection connection, TableName tableName, byte[] row,
36 RpcControllerFactory rpcControllerFactory) {
37 super(connection, tableName, row);
38 this.controller = rpcControllerFactory.newController();
39 }
40
41 public void cancel() {
42 controller.startCancel();
43 }
44
45 public boolean isCancelled() {
46 return controller.isCanceled();
47 }
48 }