SelectResultsIterator.hpp

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#pragma once

#ifndef GEODE_SELECTRESULTSITERATOR_H_
#define GEODE_SELECTRESULTSITERATOR_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.
 */

#include "geode_globals.hpp"
#include "geode_types.hpp"
#include "ExceptionTypes.hpp"
#include "Serializable.hpp"

#include "SelectResults.hpp"
#include "CacheableBuiltins.hpp"

namespace apache {
namespace geode {
namespace client {

class ResultSetImpl;
class StructSetImpl;

class CPPCACHE_EXPORT SelectResultsIterator : public SharedBase {
 public:
  bool hasNext() const;

  const SerializablePtr next();

  bool moveNext();

  const SerializablePtr current() const;

  void reset();

 private:
  SelectResultsIterator(const CacheableVectorPtr& vectorSR,
                        SelectResultsPtr srp);

  CacheableVectorPtr m_vectorSR;
  int32_t m_nextIndex;
  // this is to ensure that a reference of SelectResults is kept alive
  // if an iterator object is present
  SelectResultsPtr m_srp;

  friend class ResultSetImpl;
  friend class StructSetImpl;
};
}  // namespace client
}  // namespace geode
}  // namespace apache

#endif  // GEODE_SELECTRESULTSITERATOR_H_