cppcache/src/FixedPartitionAttributesImpl.hpp

/*
 * 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

#ifndef GEODE_FIXEDPARTITIONATTRIBUTESIMPL_H_
#define GEODE_FIXEDPARTITIONATTRIBUTESIMPL_H_

#include <geode/CacheableBuiltins.hpp>
#include <geode/CacheableString.hpp>
#include <geode/DataInput.hpp>
#include <geode/DataOutput.hpp>
#include <geode/Serializable.hpp>

namespace apache {
namespace geode {
namespace client {

class FixedPartitionAttributesImpl : public internal::DataSerializableInternal {
 private:
  std::string m_partitionName;
  bool m_isPrimary;
  int m_numBuckets;
  int m_startingBucketId;

 public:
  FixedPartitionAttributesImpl()
      : Serializable(),
        m_partitionName(nullptr),
        m_isPrimary(false),
        m_numBuckets(1),
        m_startingBucketId(-1) {}

  const std::string& getPartitionName() { return m_partitionName; }

  int getNumBuckets() const { return m_numBuckets; }

  int isPrimary() const { return m_isPrimary; }

  void toData(DataOutput& output) const override {
    output.writeString(m_partitionName);
    output.writeBoolean(m_isPrimary);
    output.writeInt(m_numBuckets);
    output.writeInt(m_startingBucketId);
  }

  void fromData(DataInput& input) override {
    m_partitionName = input.readString();
    m_isPrimary = input.readBoolean();
    m_numBuckets = input.readInt32();
    m_startingBucketId = input.readInt32();
  }

  size_t objectSize() const override {
    return sizeof(int) + sizeof(int) + sizeof(bool) +
           (m_partitionName.length() *
            sizeof(decltype(m_partitionName)::value_type));
  }

  FixedPartitionAttributesImpl& operator=(
      const FixedPartitionAttributesImpl& rhs) {
    if (this == &rhs) return *this;
    this->m_partitionName = rhs.m_partitionName;
    this->m_isPrimary = rhs.m_isPrimary;
    this->m_numBuckets = rhs.m_numBuckets;
    this->m_startingBucketId = rhs.m_startingBucketId;
    return *this;
  }

  FixedPartitionAttributesImpl(const FixedPartitionAttributesImpl& rhs) {
    this->m_partitionName = rhs.m_partitionName;
    this->m_isPrimary = rhs.m_isPrimary;
    this->m_numBuckets = rhs.m_numBuckets;
    this->m_startingBucketId = rhs.m_startingBucketId;
  }

  int getStartingBucketID() const { return m_startingBucketId; }

  int getLastBucketID() const { return m_startingBucketId + m_numBuckets - 1; }

  bool hasBucket(int bucketId) {
    return getStartingBucketID() <= bucketId && bucketId <= getLastBucketID();
  }
};

}  // namespace client
}  // namespace geode
}  // namespace apache

#endif  // GEODE_FIXEDPARTITIONATTRIBUTESIMPL_H_