1 files changed, 70 insertions, 0 deletions
diff --git a/src/bitz/modifier.h b/src/bitz/modifier.h
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+++ b/src/bitz/modifier.h
@@ -0,0 +1,70 @@
+/*
+ *	bitz-server, An ICAP server implementation in C++
+ *	Copyright (C) 2012	Uditha Atukorala
+ *
+ *	This program is free software; you can redistribute it and/or modify
+ *	it under the terms of the GNU General Public License as published by
+ *	the Free Software Foundation; either version 3 of the License, or
+ *	(at your option) any later version.
+ *
+ *	This program is distributed in the hope that it will be useful,
+ *	but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *	GNU General Public License for more details.
+ *
+ *	You should have received a copy of the GNU General Public License
+ *	along with this program; if not, write to the Free Software
+ *	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef BITZ_MODIFIER_H
+#define BITZ_MODIFIER_H
+
+#include <icap/request.h>
+#include <icap/response.h>
+
+
+namespace bitz {
+
+	class Modifier {
+	public:
+
+		/* types of the class factories */
+		typedef bitz::Modifier * create_t();
+		typedef void destroy_t( bitz::Modifier * );
+
+		struct symbols_t {
+			void * modifier;
+			create_t  * create;
+			destroy_t * destroy;
+		};
+
+		Modifier();
+		virtual ~Modifier();
+
+		/**
+		*   Modify the request as needed and return a response object.
+		*
+		*   @param request request object
+		*   @return response object
+		*/
+		virtual icap::Response * modify( icap::Request * request ) throw() =0;
+
+		/**
+		*   Preview the request passed in and return a response object. The
+		*   response status of 100 (continue) should be handled by the caller
+		*   and pass the complete request to modify() method.
+		*
+		*   @param request request object
+		*   @return response object
+		*/
+		virtual icap::Response * preview( icap::Request * request ) throw() =0;
+
+	private:
+
+	};
+
+} /* end of namespace bitz */
+
+#endif /* !BITZ_MODIFIER_H */
+