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diff --git a/indra/llcommon/metaproperty.h b/indra/llcommon/metaproperty.h
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+++ b/indra/llcommon/metaproperty.h
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+/** 
+ * @file metaproperty.h
+ * @author Babbage
+ * @date 2006-05-15
+ * @brief Reflective meta information describing a property of a class.
+ *
+ * Copyright (c) 2006-$CurrentYear$, Linden Research, Inc.
+ * $License$
+ */
+
+#ifndef LL_METAPROPERTY_H
+#define LL_METAPROPERTY_H
+
+#include "stdtypes.h"
+#include "llsd.h"
+#include "reflective.h"
+
+class LLMetaClass;
+class LLReflective;
+class LLMetaProperty
+{
+public:
+	LLMetaProperty(const std::string& name, const LLMetaClass& object_class);
+  virtual ~LLMetaProperty();
+  
+  // Get property name.
+  const std::string& getName() const {return mName;}
+
+  // Get value of this property.
+  virtual const LLReflective* get(const LLReflective* object) const = 0;
+  
+  // Set value of this property.
+  // virtual void set(LLReflective* object, const LLReflective* value) = 0;
+  
+  // Get value of this property as LLSD. Default returns undefined LLSD.
+  virtual LLSD getLLSD(const LLReflective* object) const = 0;
+  
+  // Get the MetaClass of legal values of this property.
+  // const LLMetaClass& getValueMetaClass();
+  
+  // Get the meta class that this property is a member of.
+  const LLMetaClass& getObjectMetaClass() const;
+
+protected:
+
+  // Check object is instance of object class, throw exception if not.
+  void checkObjectClass(const LLReflective* object) const;
+
+private:
+
+	std::string mName;
+	const LLMetaClass& mObjectClass;
+};
+
+#endif // LL_METAPROPERTY_H