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-rw-r--r--Swiften/Base/Atomic.h45
1 files changed, 45 insertions, 0 deletions
diff --git a/Swiften/Base/Atomic.h b/Swiften/Base/Atomic.h
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+/*
+ * Copyright (c) 2015 Isode Limited.
+ * All rights reserved.
+ * See the COPYING file for more information.
+ */
+
+#pragma once
+
+#include <boost/thread.hpp>
+#include <boost/thread/locks.hpp>
+
+namespace Swift {
+
+/**
+ * This class template provides a read/write access synchronized wrapper for other types.
+ */
+template <typename ValueType>
+class Atomic {
+ public:
+ Atomic(const ValueType& v) : value_(v) {
+ }
+
+ /**
+ * Synchronized write access.
+ */
+ Atomic<ValueType>& operator=(const ValueType& newValue) {
+ boost::lock_guard<boost::mutex> lock(valueMutex_);
+ value_ = newValue;
+ return *this;
+ }
+
+ /**
+ * Synchronized read access.
+ */
+ operator ValueType() {
+ boost::lock_guard<boost::mutex> lock(valueMutex_);
+ return value_;
+ }
+
+ private:
+ boost::mutex valueMutex_;
+ ValueType value_;
+};
+
+}