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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 "SenderImpl.h"
#include "MessageSink.h"
#include "SessionImpl.h"
#include "AddressResolution.h"
#include "OutgoingMessage.h"
namespace qpid {
namespace client {
namespace amqp0_10 {
SenderImpl::SenderImpl(SessionImpl& _parent, const std::string& _name,
const qpid::messaging::Address& _address,
const qpid::messaging::Variant::Map& _options) :
parent(_parent), name(_name), address(_address), options(_options), state(UNRESOLVED),
capacity(50), window(0) {}
void SenderImpl::send(const qpid::messaging::Message& m)
{
execute1<Send>(&m);
}
void SenderImpl::cancel()
{
execute<Cancel>();
}
void SenderImpl::init(qpid::client::AsyncSession s, AddressResolution& resolver)
{
session = s;
if (state == UNRESOLVED) {
sink = resolver.resolveSink(session, address, options);
state = ACTIVE;
}
if (state == CANCELLED) {
sink->cancel(session, name);
parent.senderCancelled(name);
} else {
sink->declare(session, name);
replay();
}
}
void SenderImpl::sendImpl(const qpid::messaging::Message& m)
{
//TODO: make recoding for replay optional
std::auto_ptr<OutgoingMessage> msg(new OutgoingMessage());
msg->convert(m);
outgoing.push_back(msg.release());
sink->send(session, name, outgoing.back());
if (++window > (capacity / 2)) {//TODO: make this configurable?
session.flush();
checkPendingSends();
window = 0;
}
}
void SenderImpl::replay()
{
for (OutgoingMessages::iterator i = outgoing.begin(); i != outgoing.end(); ++i) {
sink->send(session, name, *i);
}
}
void SenderImpl::checkPendingSends()
{
while (!outgoing.empty() && outgoing.front().status.isComplete()) {
outgoing.pop_front();
}
}
void SenderImpl::cancelImpl()
{
state = CANCELLED;
sink->cancel(session, name);
parent.senderCancelled(name);
}
}}} // namespace qpid::client::amqp0_10
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