hms_client.h

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/*
 * 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.
 */
 
#pragma once
 
#include <memory>
#include <string>
#include <string_view>
#include <vector>
 
#include "iceberg/catalog/hive/hive_catalog_properties.h"
#include "iceberg/catalog/hive/iceberg_hive_export.h"
#include "iceberg/result.h"
 
 
namespace iceberg::hive {
 
inline constexpr int kDefaultHmsPort = 9083;
 
struct ICEBERG_HIVE_EXPORT HmsEndpoint {
  std::string host;
  int port = kDefaultHmsPort;
};
 
ICEBERG_HIVE_EXPORT Result<std::vector<HmsEndpoint>> ParseHmsUris(std::string_view uri);
 
class ICEBERG_HIVE_EXPORT HmsClient {
 public:
  ~HmsClient();
 
  HmsClient(const HmsClient&) = delete;
  HmsClient& operator=(const HmsClient&) = delete;
  HmsClient(HmsClient&&) = delete;
  HmsClient& operator=(HmsClient&&) = delete;
 
  static Result<std::unique_ptr<HmsClient>> Connect(const HiveCatalogProperties& config);
 
 private:
  class Impl;
  std::unique_ptr<Impl> impl_;
 
  explicit HmsClient(std::unique_ptr<Impl> impl);
};
 
}  // namespace iceberg::hive