Implementing an overload to the top-level clear_headers algorithm.

deanberris · deanberris · commit 5e47beaef39b · 2010-11-28T09:48:27.000+08:00
diff --git a/boost/network/protocol/http/message/modifiers/clear_headers.hpp b/boost/network/protocol/http/message/modifiers/clear_headers.hpp
@@ -0,0 +1,45 @@
+#ifndef BOOST_NETWORK_PROTOCOL_HTTP_MESSAGE_MODIFIERS_CLEAR_HEADER_HPP_20101128
+#define BOOST_NETWORK_PROTOCOL_HTTP_MESSAGE_MODIFIERS_CLEAR_HEADER_HPP_20101128
+
+#include <boost/network/protocol/http/support/client_or_server.hpp>
+#include <boost/network/support/is_async.hpp>
+#include <boost/thread/future.hpp>
+
+namespace boost { namespace network { namespace http {
+
+    namespace impl {
+
+        template <class Tag>
+        inline typename enable_if<
+            is_client<Tag>
+            , void
+            >::type
+        clear_headers(basic_request<Tag> & request) {
+            request.headers(typename basic_request<Tag>::headers_container_type());
+        }
+
+    } /* impl */
+
+    template <class Tag>
+    inline void clear_headers_impl(basic_request<Tag> & request, tags::client) {
+        impl::clear_headers(request);
+    }
+
+    template <class Tag>
+    inline void clear_headers_impl(basic_request<Tag> & request, tags::server) {
+        typedef typename basic_request<Tag>::headers_container_type headers_container;
+        headers_container().swap(request.headers);
+    }
+
+    template <class Tag>
+    inline void clear_headers(basic_request<Tag> & request) {
+        clear_headers_impl(request, typename client_or_server<Tag>::type());
+    }
+    
+} /* http */
+    
+} /* network */
+    
+} /* boost */
+
+#endif /* BOOST_NETWORK_PROTOCOL_HTTP_MESSAGE_MODIFIERS_CLEAR_HEADER_HPP_20101128 */
