44 lines
1.5 KiB
C++
44 lines
1.5 KiB
C++
#pragma once
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#ifndef MESSMER_BLOBSTORE_IMPLEMENTATIONS_BLOCKED_BLOBSTOREONBLOCKS_H_
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#define MESSMER_BLOBSTORE_IMPLEMENTATIONS_BLOCKED_BLOBSTOREONBLOCKS_H_
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#include "../../interface/BlobStore.h"
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#include "BlobOnBlocks.h"
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#include <blockstore/interface/BlockStore.h>
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namespace blobstore {
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namespace onblocks {
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namespace parallelaccessdatatreestore {
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class ParallelAccessDataTreeStore;
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}
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//TODO Make blobstore able to cope with incomplete data (some blocks missing, because they're not synchronized yet) and write test cases for that
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class BlobStoreOnBlocks final: public BlobStore {
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public:
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BlobStoreOnBlocks(cpputils::unique_ref<blockstore::BlockStore> blockStore, uint64_t physicalBlocksizeBytes);
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~BlobStoreOnBlocks();
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cpputils::unique_ref<Blob> create() override;
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boost::optional<cpputils::unique_ref<Blob>> load(const blockstore::BlockId &blockId) override;
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void remove(cpputils::unique_ref<Blob> blob) override;
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void remove(const blockstore::BlockId &blockId) override;
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//TODO Test blocksizeBytes/numBlocks/estimateSpaceForNumBlocksLeft
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//virtual means "space we can use" as opposed to "space it takes on the disk" (i.e. virtual is without headers, checksums, ...)
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uint64_t virtualBlocksizeBytes() const override;
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uint64_t numBlocks() const override;
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uint64_t estimateSpaceForNumBlocksLeft() const override;
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private:
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cpputils::unique_ref<parallelaccessdatatreestore::ParallelAccessDataTreeStore> _dataTreeStore;
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DISALLOW_COPY_AND_ASSIGN(BlobStoreOnBlocks);
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};
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}
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}
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#endif
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