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// Copyright 2018 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include <vespa/document/bucket/bucketspace.h>
#include <unordered_map>
#include <iosfwd>
namespace storage::lib {
class ClusterState;
/**
* Class representing the baseline cluster state and the derived cluster
* state for each bucket space.
*/
class ClusterStateBundle
{
public:
using BucketSpaceStateMapping = std::unordered_map<
document::BucketSpace,
std::shared_ptr<const ClusterState>,
document::BucketSpace::hash
>;
std::shared_ptr<const ClusterState> _baselineClusterState;
BucketSpaceStateMapping _derivedBucketSpaceStates;
public:
explicit ClusterStateBundle(const ClusterState &baselineClusterState);
ClusterStateBundle(const ClusterState& baselineClusterState,
BucketSpaceStateMapping derivedBucketSpaceStates);
~ClusterStateBundle();
const std::shared_ptr<const ClusterState> &getBaselineClusterState() const;
const std::shared_ptr<const ClusterState> &getDerivedClusterState(document::BucketSpace bucketSpace) const;
const BucketSpaceStateMapping& getDerivedClusterStates() const noexcept {
return _derivedBucketSpaceStates;
}
uint32_t getVersion() const;
bool operator==(const ClusterStateBundle &rhs) const;
};
std::ostream& operator<<(std::ostream&, const ClusterStateBundle&);
}
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