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bees: clean up statistics class

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Some whitespace fixes.  Remove some duplicate code.  Don't lock
two BeesStats objects in the - operator method.

Get the locking for T& at(const K&) right to avoid locking a mutex
recursively.  Make the non-const version of the function private.

Signed-off-by: Zygo Blaxell <bees@furryterror.org>
This commit is contained in:
Zygo Blaxell
2017-01-22 21:50:22 -05:00
parent db8ea92133
commit 5713fcd770
2 changed files with 11 additions and 9 deletions
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2
src/bees.h
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@ -155,12 +155,12 @@ class BeesStatTmpl {
map<string, T> m_stats_map;
mutable mutex m_mutex;
T& at(string idx);
public:
BeesStatTmpl() = default;
BeesStatTmpl(const BeesStatTmpl &that);
BeesStatTmpl &operator=(const BeesStatTmpl &that);
void add_count(string idx, size_t amount = 1);
T& at(string idx);
T at(string idx) const;
friend ostream& operator<< <>(ostream &os, const BeesStatTmpl<T> &bs);