From f496752b90c2d5c9099b7dbca383bd30820a6ebd Mon Sep 17 00:00:00 2001
From: Benoit Foucher <benoit@zeroc.com>
Date: Fri, 1 Apr 2005 15:42:10 +0000
Subject: Copied IcePack code to IceGrid.

---
 cpp/src/IceGrid/WaitQueue.h | 67 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 cpp/src/IceGrid/WaitQueue.h

(limited to 'cpp/src/IceGrid/WaitQueue.h')

diff --git a/cpp/src/IceGrid/WaitQueue.h b/cpp/src/IceGrid/WaitQueue.h
new file mode 100644
index 00000000000..f463c8051c2
--- /dev/null
+++ b/cpp/src/IceGrid/WaitQueue.h
@@ -0,0 +1,67 @@
+// **********************************************************************
+//
+// Copyright (c) 2003-2005 ZeroC, Inc. All rights reserved.
+//
+// This copy of Ice is licensed to you under the terms described in the
+// ICE_LICENSE file included in this distribution.
+//
+// **********************************************************************
+
+#ifndef ICE_GRID_WAIT_QUEUE_H
+#define ICE_GRID_WAIT_QUEUE_H
+
+#include <IceUtil/Thread.h>
+
+#include <list>
+
+namespace IceGrid
+{
+
+class WaitItem : public ::IceUtil::SimpleShared
+{
+public:
+    
+    WaitItem(const Ice::ObjectPtr&);
+    virtual ~WaitItem();
+
+    virtual void execute() = 0;
+    virtual void expired(bool) = 0;
+    
+    bool isWaitingOn(const Ice::ObjectPtr& obj) { return obj == _object; }
+
+    const IceUtil::Time& getExpirationTime();
+    void setExpirationTime(const IceUtil::Time&);
+
+private:
+
+    Ice::ObjectPtr _object;
+    IceUtil::Time _expiration;
+};
+
+typedef IceUtil::Handle<WaitItem> WaitItemPtr;
+
+class WaitQueue : public IceUtil::Thread, public IceUtil::Monitor< IceUtil::Mutex>
+{
+public:
+
+    WaitQueue();
+
+    virtual void run();
+    void destroy();
+
+    void add(const WaitItemPtr&, const IceUtil::Time&);
+
+    void notifyAllWaitingOn(const Ice::ObjectPtr&);
+
+private:
+    
+    std::list<WaitItemPtr> _waitQueue;
+    std::list<WaitItemPtr> _workQueue;
+    bool _destroyed;
+};
+
+typedef IceUtil::Handle<WaitQueue> WaitQueuePtr;
+
+}
+
+#endif
-- 
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