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Throw an exception if a shared region is not found

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Michael Krasnyk 2018-04-21 14:12:55 +03:00 committed by Patrick Niklaus
parent ae805f9ec8
commit 8adbfe06ed
1 changed files with 14 additions and 8 deletions
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22
include/storage/shared_data_index.hpp
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@ -46,33 +46,39 @@ class SharedDataIndex
template <typename T> auto GetBlockPtr(const std::string &name) const template <typename T> auto GetBlockPtr(const std::string &name) const
{ {
const auto index_iter = block_to_region.find(name); const auto &region = GetBlockRegion(name);
const auto &region = regions[index_iter->second];
return region.layout.GetBlockPtr<T>(region.memory_ptr, name); return region.layout.GetBlockPtr<T>(region.memory_ptr, name);
} }
template <typename T> auto GetBlockPtr(const std::string &name) template <typename T> auto GetBlockPtr(const std::string &name)
{ {
const auto index_iter = block_to_region.find(name); const auto &region = GetBlockRegion(name);
const auto &region = regions[index_iter->second];
return region.layout.GetBlockPtr<T>(region.memory_ptr, name); return region.layout.GetBlockPtr<T>(region.memory_ptr, name);
} }
std::size_t GetBlockEntries(const std::string &name) const std::size_t GetBlockEntries(const std::string &name) const
{ {
const auto index_iter = block_to_region.find(name); const auto &region = GetBlockRegion(name);
const auto &region = regions[index_iter->second];
return region.layout.GetBlockEntries(name); return region.layout.GetBlockEntries(name);
} }
std::size_t GetBlockSize(const std::string &name) const std::size_t GetBlockSize(const std::string &name) const
{ {
const auto index_iter = block_to_region.find(name); const auto &region = GetBlockRegion(name);
const auto &region = regions[index_iter->second];
return region.layout.GetBlockSize(name); return region.layout.GetBlockSize(name);
} }
private: private:
const AllocatedRegion &GetBlockRegion(const std::string &name) const
{
const auto index_iter = block_to_region.find(name);
if (index_iter == block_to_region.end())
{
throw util::exception("data block " + name + " not found " + SOURCE_REF);
}
return regions[index_iter->second];
}
std::vector<AllocatedRegion> regions; std::vector<AllocatedRegion> regions;
std::unordered_map<std::string, std::uint32_t> block_to_region; std::unordered_map<std::string, std::uint32_t> block_to_region;
}; };