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+#ifndef QPID_FRAMING_FRAMEVISITOR_H
+#define QPID_FRAMING_FRAMEVISITOR_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.
+ *
+ */
+
+#include "qpid/framing/MethodBodyDefaultVisitor.h"
+#include "qpid/framing/AMQBody.h"
+#include "qpid/framing/AMQMethodBody.h"
+#include "qpid/framing/AMQHeaderBody.h"
+#include "qpid/framing/AMQContentBody.h"
+#include "qpid/framing/AMQHeartbeatBody.h"
+
+namespace qpid {
+namespace framing {
+/**
+ * Visitor for all concrete frame body types, which combines
+ * AMQBodyConstVisitor and MethodBodyDefaultVisitor.
+ *
+ * Derived classes can override visit methods to specify actions.
+ * Derived classes must override defaultVisit(), which is called
+ * for any non-overridden visit functions.
+ *
+ */
+struct FrameDefaultVisitor : public AMQBodyConstVisitor,
+ protected MethodBodyDefaultVisitor
+{
+ virtual void defaultVisit(const AMQBody&) = 0;
+ void defaultVisit(const AMQMethodBody& method) { defaultVisit(static_cast<const AMQBody&>(method)); }
+
+ void visit(const AMQHeaderBody& b) { defaultVisit(b); }
+ void visit(const AMQContentBody& b) { defaultVisit(b); }
+ void visit(const AMQHeartbeatBody& b) { defaultVisit(b); }
+ void visit(const AMQMethodBody& b) { b.accept(static_cast<MethodBodyDefaultVisitor&>(*this)); }
+
+ using AMQBodyConstVisitor::visit;
+ using MethodBodyDefaultVisitor::visit;
+};
+
+}} // namespace qpid::framing
+
+
+#endif /*!QPID_FRAMING_FRAMEVISITOR_H*/