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/*
*
* 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 <boost/format.hpp>
#include <ResponseHandler.h>
#include <sys/Monitor.h>
#include <QpidError.h>
#include "amqp_types.h"
using namespace qpid::sys;
using namespace qpid::framing;
namespace qpid {
namespace client {
ResponseHandler::ResponseHandler() : waiting(false){}
ResponseHandler::~ResponseHandler(){}
bool ResponseHandler::validate(ClassId c, MethodId m) {
return response != 0 &&
response->amqpClassId() ==c && response->amqpMethodId() == m;
}
void ResponseHandler::waitForResponse(){
Monitor::ScopedLock l(monitor);
while (waiting)
monitor.wait();
}
void ResponseHandler::signalResponse(
qpid::framing::AMQMethodBody::shared_ptr _response)
{
Monitor::ScopedLock l(monitor);
response = _response;
waiting = false;
monitor.notify();
}
void ResponseHandler::receive(ClassId c, MethodId m) {
Monitor::ScopedLock l(monitor);
while (waiting)
monitor.wait();
getResponse(); // Check for closed.
if(!validate(response->amqpClassId(), response->amqpMethodId())) {
THROW_QPID_ERROR(
PROTOCOL_ERROR,
boost::format("Expected class:method %d:%d, got %d:%d")
% c % m % response->amqpClassId() % response->amqpMethodId());
}
}
framing::AMQMethodBody::shared_ptr ResponseHandler::getResponse() {
if (!response)
THROW_QPID_ERROR(
PROTOCOL_ERROR, "Channel closed unexpectedly.");
return response;
}
RequestId ResponseHandler::getRequestId() {
assert(response->getRequestId());
return response->getRequestId();
}
void ResponseHandler::expect(){
waiting = true;
}
}} // namespace qpid::client
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