iotdb-client/client-cpp/src/rpc/ThriftConnection.h

/**
 * 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.
 */
#ifndef IOTDB_THRIFTCONNECTION_H
#define IOTDB_THRIFTCONNECTION_H

#include <memory>
#if WITH_SSL
#include <thrift/transport/TSSLSocket.h>
#endif
#include "IClientRPCService.h"
#include "SessionConfig.h"
#include "SslConfig.h"

class SessionDataSet;

class ThriftConnection {
public:
  static const int THRIFT_DEFAULT_BUFFER_SIZE;
  static const int THRIFT_MAX_FRAME_SIZE;
  static const int CONNECTION_TIMEOUT_IN_MS;

  explicit ThriftConnection(const TEndPoint& endPoint,
                            int thriftDefaultBufferSize = THRIFT_DEFAULT_BUFFER_SIZE,
                            int thriftMaxFrameSize = THRIFT_MAX_FRAME_SIZE,
                            int connectionTimeoutInMs = CONNECTION_TIMEOUT_IN_MS,
                            int fetchSize = iotdb::session::DEFAULT_FETCH_SIZE);

  ~ThriftConnection();

  void init(const std::string& username, const std::string& password,
            bool enableRPCCompression = false, const SslConfig& sslConfig = SslConfig(),
            const std::string& zoneId = std::string(), const std::string& version = "V_1_0");

  std::unique_ptr<SessionDataSet> executeQueryStatement(const std::string& sql,
                                                        int64_t timeoutInMs = -1);

  void close();

private:
  TEndPoint endPoint_;

  int thriftDefaultBufferSize_;
  int thriftMaxFrameSize_;
  int connectionTimeoutInMs_;
  int fetchSize_;

#if WITH_SSL
  std::shared_ptr<apache::thrift::transport::TSSLSocketFactory> socketFactory_ =
      std::make_shared<apache::thrift::transport::TSSLSocketFactory>();
#endif
  std::shared_ptr<apache::thrift::transport::TTransport> transport_;
  std::shared_ptr<IClientRPCServiceClient> client_;
  int64_t sessionId_{};
  int64_t statementId_{};
  std::string zoneId_;
  int timeFactor_{};

  void initZoneId();
};

#endif