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authorRajith Muditha Attapattu <rajith@apache.org>2011-05-27 15:44:23 +0000
committerRajith Muditha Attapattu <rajith@apache.org>2011-05-27 15:44:23 +0000
commit66765100f4257159622cefe57bed50125a5ad017 (patch)
treea88ee23bb194eb91f0ebb2d9b23ff423e3ea8e37 /cpp/src/qpid/framing/Invoker.h
parent1aeaa7b16e5ce54f10c901d75c4d40f9f88b9db6 (diff)
parent88b98b2f4152ef59a671fad55a0d08338b6b78ca (diff)
downloadqpid-python-rajith_jms_client.tar.gz
Creating a branch for experimenting with some ideas for JMS client.rajith_jms_client
git-svn-id: https://svn.apache.org/repos/asf/qpid/branches/rajith_jms_client@1128369 13f79535-47bb-0310-9956-ffa450edef68
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-rw-r--r--cpp/src/qpid/framing/Invoker.h86
1 files changed, 0 insertions, 86 deletions
diff --git a/cpp/src/qpid/framing/Invoker.h b/cpp/src/qpid/framing/Invoker.h
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--- a/cpp/src/qpid/framing/Invoker.h
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@@ -1,86 +0,0 @@
-#ifndef QPID_FRAMING_INVOKER_H
-#define QPID_FRAMING_INVOKER_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/AMQMethodBody.h"
-#include "qpid/framing/MethodBodyDefaultVisitor.h"
-#include "qpid/framing/StructHelper.h"
-
-#include <boost/optional.hpp>
-
-namespace qpid {
-namespace framing {
-
-class AMQMethodBody;
-
-/**
- * Base class for invoker visitors.
- */
-class Invoker: public MethodBodyDefaultVisitor, protected StructHelper
-{
- public:
- struct Result {
- public:
- Result() : handled(false) {}
- const std::string& getResult() const { return result; }
- bool hasResult() const { return !result.empty(); }
- bool wasHandled() const { return handled; }
- operator bool() const { return handled; }
-
- std::string result;
- bool handled;
- };
-
- void defaultVisit(const AMQMethodBody&) {}
- Result getResult() const { return result; }
-
- protected:
- Result result;
-};
-
-/**
- * Invoke an invocable object.
- * Invocable classes must provide a nested type Invoker.
- */
-template <class Invocable>
-Invoker::Result invoke(Invocable& target, const AMQMethodBody& body) {
- typename Invocable::Invoker invoker(target);
- body.accept(invoker);
- return invoker.getResult();
-}
-
-/**
- * Invoke an invocable object.
- * Invocable classes must provide a nested type Invoker.
- */
-template <class Invocable>
-Invoker::Result invoke(Invocable& target, const AMQBody& body) {
- typename Invocable::Invoker invoker(target);
- const AMQMethodBody* method = body.getMethod();
- if (method)
- method->accept(invoker);
- return invoker.getResult();
-}
-
-}} // namespace qpid::framing
-
-#endif /*!QPID_FRAMING_INVOKER_H*/