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-rw-r--r--M4-RCs/qpid/cpp/src/qpid/framing/variant.h91
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diff --git a/M4-RCs/qpid/cpp/src/qpid/framing/variant.h b/M4-RCs/qpid/cpp/src/qpid/framing/variant.h
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index 8e13063385..0000000000
--- a/M4-RCs/qpid/cpp/src/qpid/framing/variant.h
+++ /dev/null
@@ -1,91 +0,0 @@
-#ifndef QPID_FRAMING_VARIANT_H
-#define QPID_FRAMING_VARIANT_H
-
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- *
- */
-
-/**@file Tools for using boost::variant. */
-
-
-#include <boost/variant.hpp>
-
-namespace qpid {
-namespace framing {
-class Buffer;
-
-/** boost::static_visitor that throws an exception if variant contains a blank.
- * Subclasses need to have a using() declaration, which can be generated
- * with QPID_USING_NOBLANK(R)
- */
-template <class R=void>
-struct NoBlankVisitor : public boost::static_visitor<R> {
- R foundBlank() const {
- assert(0);
- throw Exception(QPID_MSG("Invalid variant value."));
- }
- R operator()(const boost::blank&) const { return foundBlank(); }
- R operator()(boost::blank&) const { return foundBlank(); }
-};
-
-
-}} // qpid::framing
-
-
-/** Generate a using statement, needed in visitors inheriting NoBlankVisitor
- * @param R return type.
- */
-#define QPID_USING_NOBLANK(R) using ::qpid::framing::NoBlankVisitor<R>::operator()
-
-namespace qpid {
-namespace framing {
-
-/** Convert the variant value to type R. */
-template <class R> struct ConvertVisitor : public NoBlankVisitor<R> {
- QPID_USING_NOBLANK(R);
- template <class T> R operator()(T& t) const { return t; }
-};
-
-/** Convert the address of variant value to type R. */
-template <class R> struct AddressVisitor : public NoBlankVisitor<R> {
- QPID_USING_NOBLANK(R);
- template <class T> R operator()(T& t) const { return &t; }
-};
-
-/** Apply a visitor to the nested variant.*/
-template<class V>
-struct ApplyVisitor : public NoBlankVisitor<typename V::result_type> {
- QPID_USING_NOBLANK(typename V::result_type);
- const V& visitor;
- ApplyVisitor(const V& v) : visitor(v) {}
- template <class T> typename V::result_type operator()(T& t) const {
- return boost::apply_visitor(visitor, t);
- }
-};
-
-/** Convenience function to construct and apply an ApplyVisitor */
-template <class Visitor, class Visitable>
-typename Visitor::result_type applyApplyVisitor(const Visitor& visitor, Visitable& visitable) {
- return boost::apply_visitor(ApplyVisitor<Visitor>(visitor), visitable);
-}
-
-}} // namespace qpid::framing
-
-
-#endif /*!QPID_FRAMING_VARIANT_H*/