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+/** 
+ * @file lluri.h
+ * @author Phoenix
+ * @date 2006-02-05
+ * @brief Declaration of the URI class.
+ *
+ * Copyright (c) 2006-2007, Linden Research, Inc.
+ * 
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlife.com/developers/opensource/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at http://secondlife.com/developers/opensource/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ */
+
+#ifndef LL_LLURI_H
+#define LL_LLURI_H
+
+#include <string>
+
+class LLSD;
+
+/** 
+ *
+ * LLURI instances are immutable
+ * See: http://www.ietf.org/rfc/rfc3986.txt
+ *
+ */
+class LLURI
+{
+public:
+        LLURI();
+        LLURI(const std::string& escaped_str);
+                // construct from escaped string, as would be transmitted on the net
+
+        ~LLURI();
+
+        static LLURI buildHTTP(const std::string& host_port,
+                                                   const LLSD& path);
+        static LLURI buildHTTP(const std::string& host_port,
+                                                   const LLSD& path,
+                                                   const LLSD& query);
+        
+        std::string asString() const;
+                // the whole URI, escaped as needed
+
+        // Parts of a URI
+        // These functions return parts of the decoded URI.  The returned
+        // strings are un-escaped as needed
+        
+        // for all schemes
+        std::string scheme() const;             // ex.: "http", note lack of colon
+        std::string opaque() const;             // everything after the colon
+
+        // for schemes that follow path like syntax (http, https, ftp)
+        std::string authority() const;  // ex.: "bob@host.com:80"
+        std::string hostName() const;   // ex.: "host.com"
+        U16 hostPort() const;                   // ex.: 80, will include implicit port
+        std::string path() const;               // ex.: "/abc/def", includes leading slash
+//    LLSD pathArray() const;                   // above decoded into an array of strings
+        std::string query() const;              // ex.: "x=34", section after "?"
+    LLSD queryMap() const;                      // above decoded into a map
+    static LLSD queryMap(std::string escaped_query_string);
+
+        // Escaping Utilities
+        static std::string escape(const std::string& str);
+        static std::string unescape(const std::string& str);
+
+private:
+        std::string mScheme;
+        std::string mEscapedOpaque;
+        std::string mEscapedAuthority;
+        std::string mEscapedPath;
+        std::string mEscapedQuery;
+};
+
+#endif // LL_LLURI_H