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29 lines
579 B
C++
29 lines
579 B
C++
#ifndef STORAGE_PERFSCHEMA_MYSQL_THD_MANAGER_INCLUDED
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#define STORAGE_PERFSCHEMA_MYSQL_THD_MANAGER_INCLUDED
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#include "my_global.h"
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#include "my_thread.h"
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class Find_THD_Impl
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{
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public:
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virtual ~Find_THD_Impl() {}
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virtual bool operator()(THD *thd) = 0;
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};
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class Do_THD_Impl
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{
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public:
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virtual ~Do_THD_Impl() {}
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virtual void operator()(THD*) = 0;
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};
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class Global_THD_manager
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{
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public:
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static Global_THD_manager* get_instance();
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THD* find_thd(Find_THD_Impl *func);
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void do_for_all_thd(Do_THD_Impl *arg);
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};
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ulong get_system_variable_hash_records(void);
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#endif
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