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This commit is contained in:
aozhiwei 2019-04-13 19:49:17 +08:00
parent fe005a6c44
commit 35d98ffd0b
1 changed files with 7 additions and 1 deletions
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8
cpp/utils.h
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@ -20,13 +20,19 @@ namespace a8
namespace f8 namespace f8
{ {
typedef void (*ReadCsvMetaFileCallback)(const std::string&);
bool ReadCsvMetaFile(const std::string& filename, bool ReadCsvMetaFile(const std::string& filename,
google::protobuf::Message* prototype, google::protobuf::Message* prototype,
std::function<void (google::protobuf::Message*)> push_back_func); std::function<void (google::protobuf::Message*)> push_back_func);
template <typename T> template <typename T>
bool ReadCsvMetaFile(const std::string& filename, std::list<T>& meta_list) bool ReadCsvMetaFile(const std::string& filename, std::list<T>& meta_list,
ReadCsvMetaFileCallback callback_func = nullptr)
{ {
if (callback_func) {
callback_func(filename);
}
T dummy; T dummy;
return ReadCsvMetaFile(filename, return ReadCsvMetaFile(filename,
&dummy, &dummy,