1 files changed, 59 insertions, 0 deletions
diff --git a/cpp/src/qpid/concurrent/Monitor.h b/cpp/src/qpid/concurrent/Monitor.h
new file mode 100644
index 0000000000..42e88c0a48
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+++ b/cpp/src/qpid/concurrent/Monitor.h
@@ -0,0 +1,59 @@
+/*
+ *
+ * Copyright (c) 2006 The Apache Software Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+#ifndef _Monitor_
+#define _Monitor_
+
+#include "qpid/framing/amqp_types.h"
+
+namespace qpid {
+namespace concurrent {
+
+class Monitor
+{
+  public:
+    virtual ~Monitor(){}
+    virtual void wait() = 0;
+    virtual void wait(u_int64_t time) = 0;
+    virtual void notify() = 0;
+    virtual void notifyAll() = 0;
+    virtual void acquire() = 0;
+    virtual void release() = 0;
+};
+
+/**
+ * Scoped locker for a monitor.
+ */
+class Locker
+{
+  public:
+    Locker(Monitor&  lock_) : lock(lock_) { lock.acquire(); }
+    ~Locker() { lock.release(); }
+
+  private:
+    Monitor& lock;
+
+    // private and unimplemented to prevent copying
+    Locker(const Locker&);
+    void operator=(const Locker&);
+};
+
+}
+}
+
+
+#endif