Files
Upsilon/apps/shared/storage_expression_model_store.h
2018-11-23 12:04:01 +01:00

45 lines
1.4 KiB
C++

#ifndef SHARED_STORAGE_EXPRESSION_MODEL_STORE_H
#define SHARED_STORAGE_EXPRESSION_MODEL_STORE_H
#include "storage_expression_model.h"
#include <ion/storage.h>
#include <assert.h>
namespace Shared {
// StorageExpressionModelStore is a handle to Ion::Storage::sharedStorage()
class StorageExpressionModelStore {
// TODO find better name (once we remove ExpressionModelStore?)
public:
StorageExpressionModelStore();
// Getters
int numberOfModels() const;
int numberOfDefinedModels() const;
virtual StorageExpressionModel * modelAtIndex(int i) const;
virtual StorageExpressionModel * definedModelAtIndex(int i) const;
// Add and Remove
virtual void removeAll();
void removeModel(StorageExpressionModel * f);
// Other
void tidy();
protected:
constexpr static int k_maxNumberOfMemoizedModels = 5;
private:
virtual const char * modelExtension() const = 0;
// Memoization of k_maxNumberOfMemoizedModels consecutive models
mutable int m_firstMemoizedModelIndex;
mutable uint32_t m_memoizedModelChecksum[k_maxNumberOfMemoizedModels];
void setMemoizedModelAtIndex(int cacheIndex, Ion::Storage::Record) const;
virtual void privateSetMemoizedModelAtIndex(int cacheIndex, Ion::Storage::Record record) const = 0;
virtual void moveMemoizedModel(int previousIndex, int nextIndex) const = 0;
virtual StorageExpressionModel * memoizedModelAtIndex(int cacheIndex) const = 0;
};
}
#endif