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-rw-r--r--cpp/src/qpid/sys/CopyOnWriteArray.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/cpp/src/qpid/sys/CopyOnWriteArray.h b/cpp/src/qpid/sys/CopyOnWriteArray.h
index c5bdcc0942..a09ee9d441 100644
--- a/cpp/src/qpid/sys/CopyOnWriteArray.h
+++ b/cpp/src/qpid/sys/CopyOnWriteArray.h
@@ -64,6 +64,18 @@ public:
}
}
+ bool clear()
+ {
+ Mutex::ScopedLock l(lock);
+ if (array && !array->empty()) {
+ ArrayPtr copy;
+ array = copy;
+ return true;
+ } else {
+ return false;
+ }
+ }
+
template <class F>
bool add_unless(T& t, F f)
{