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Implement notifiers.

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The notifier thread is lazily started when the first notifier is added.
This avoids the extra thread/processing overhead when notifiers are not used.
This commit is contained in:
Peter Johnson
2015-08-02 21:47:01 -07:00
parent 538a19fd47
commit e9073a3cc0
9 changed files with 289 additions and 18 deletions
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20
src/ntcore_cpp.cpp
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@@ -14,6 +14,7 @@
#include "Dispatcher.h"
#include "Log.h"
#include "Notifier.h"
#include "Storage.h"
namespace nt {
@@ -64,16 +65,27 @@ void Flush() {
unsigned int AddEntryListener(StringRef prefix, EntryListenerCallback callback,
bool immediate_notify) {
return 0;
Notifier& notifier = Notifier::GetInstance();
unsigned int uid = notifier.AddEntryListener(prefix, callback);
notifier.Start();
if (immediate_notify) Storage::GetInstance().NotifyEntries(prefix);
return uid;
}
void RemoveEntryListener(unsigned int entry_listener_uid) {}
void RemoveEntryListener(unsigned int entry_listener_uid) {
Notifier::GetInstance().RemoveEntryListener(entry_listener_uid);
}
unsigned int AddConnectionListener(ConnectionListenerCallback callback) {
return 0;
Notifier& notifier = Notifier::GetInstance();
unsigned int uid = notifier.AddConnectionListener(callback);
Notifier::GetInstance().Start();
return uid;
}
void RemoveConnectionListener(unsigned int conn_listener_uid) {}
void RemoveConnectionListener(unsigned int conn_listener_uid) {
Notifier::GetInstance().RemoveConnectionListener(conn_listener_uid);
}
/*
* Remote Procedure Call Functions