| /* |
| * 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.drill.exec.ops; |
| |
| import org.apache.drill.exec.physical.impl.materialize.QueryDataPackage; |
| import org.apache.drill.exec.proto.GeneralRPCProtos.Ack; |
| import org.apache.drill.exec.rpc.RpcOutcomeListener; |
| import org.apache.drill.exec.rpc.UserClientConnection; |
| |
| /** |
| * Wrapper around a {@link UserClientConnection} that tracks the status of batches |
| * sent to User. |
| */ |
| public class AccountingUserConnection { |
| private final UserClientConnection connection; |
| private final SendingAccountor sendingAccountor; |
| private final RpcOutcomeListener<Ack> statusHandler; |
| |
| public AccountingUserConnection(UserClientConnection connection, SendingAccountor sendingAccountor, |
| RpcOutcomeListener<Ack> statusHandler) { |
| this.connection = connection; |
| this.sendingAccountor = sendingAccountor; |
| this.statusHandler = statusHandler; |
| } |
| |
| public void sendData(QueryDataPackage data) { |
| sendingAccountor.increment(); |
| connection.sendData(statusHandler, data); |
| } |
| } |