47 lines
1.2 KiB
C++
47 lines
1.2 KiB
C++
#include "DataTreeStore.h"
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#include "../datanodestore/DataNodeStore.h"
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#include "../datanodestore/DataLeafNode.h"
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#include "DataTree.h"
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using cpputils::unique_ref;
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using cpputils::make_unique_ref;
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using boost::optional;
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using boost::none;
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using blobstore::onblocks::datanodestore::DataNodeStore;
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using blobstore::onblocks::datanodestore::DataNode;
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namespace blobstore {
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namespace onblocks {
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namespace datatreestore {
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DataTreeStore::DataTreeStore(unique_ref<DataNodeStore> nodeStore)
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: _nodeStore(std::move(nodeStore)) {
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}
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DataTreeStore::~DataTreeStore() {
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}
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optional<unique_ref<DataTree>> DataTreeStore::load(const blockstore::Key &key) {
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auto node = _nodeStore->load(key);
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if (node == none) {
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return none;
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}
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return make_unique_ref<DataTree>(_nodeStore.get(), std::move(*node));
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}
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unique_ref<DataTree> DataTreeStore::createNewTree() {
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auto newleaf = _nodeStore->createNewLeafNode();
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return make_unique_ref<DataTree>(_nodeStore.get(), std::move(newleaf));
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}
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void DataTreeStore::remove(unique_ref<DataTree> tree) {
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auto root = tree->releaseRootNode();
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cpputils::destruct(std::move(tree)); // Destruct tree
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_nodeStore->removeSubtree(std::move(root));
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}
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}
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}
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}
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