1 files changed, 75 insertions, 0 deletions
diff --git a/indra/llmessage/lluseroperation.h b/indra/llmessage/lluseroperation.h
new file mode 100644
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+++ b/indra/llmessage/lluseroperation.h
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+/** 
+ * @file lluseroperation.h
+ * @brief LLUserOperation class header file - used for message based
+ * transaction. For example, money transactions.
+ *
+ * Copyright (c) 2002-$CurrentYear$, Linden Research, Inc.
+ * $License$
+ */
+
+#ifndef LL_LLUSEROPERATION_H
+#define LL_LLUSEROPERATION_H
+
+#include "lluuid.h"
+#include "llframetimer.h"
+
+#include <map>
+
+class LLUserOperation
+{
+public:
+	LLUserOperation(const LLUUID& agent_id);
+	LLUserOperation(const LLUUID& agent_id, const LLUUID& transaction_id);
+	virtual ~LLUserOperation();
+
+	const LLUUID& getTransactionID() const { return mTransactionID; }
+	const LLUUID& getAgentID() const { return mAgentID; }
+
+	// Operation never got necessary data, so expired	
+	virtual BOOL isExpired();
+
+	// Send request to the dataserver
+	virtual void sendRequest() = 0;
+
+	// Run the operation. This will only be called in the case of an
+	// actual success or failure of the operation.
+	virtual BOOL execute(BOOL transaction_success) = 0;	
+
+	// This method is called when the user op has expired, and is
+	// about to be deleted by the manager. This gives the user op the
+	// ability to nack someone when the user op is never evaluated
+	virtual void expire();
+
+protected:
+	LLUserOperation();
+	
+protected:
+	LLUUID mAgentID;
+	LLUUID mTransactionID;
+	LLFrameTimer mTimer;
+};
+
+
+class LLUserOperationMgr
+{
+public:
+	LLUserOperationMgr();
+	~LLUserOperationMgr();
+
+	void addOperation(LLUserOperation* op);
+	LLUserOperation* findOperation(const LLUUID& transaction_id);
+	BOOL deleteOperation(LLUserOperation* op);
+
+	// Call this method every once in a while to clean up old
+	// transactions.
+	void deleteExpiredOperations();
+	
+private:
+	typedef std::map<LLUUID, LLUserOperation*> user_operation_list_t;
+	user_operation_list_t mUserOperationList;
+	LLUUID mLastOperationConsidered;
+};
+
+extern LLUserOperationMgr* gUserOperationMgr;
+
+#endif // LL_LLUSEROPERATION_H