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/*
*
* Copyright (c) 2006 The Apache Software Foundation
*
* Licensed 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/Exception.h"
#include "qpid/log/Statement.h"
#include "MessageHandlerImpl.h"
#include "qpid/framing/FramingContent.h"
#include "Connection.h"
#include "Broker.h"
#include "MessageDelivery.h"
#include "qpid/framing/MessageAppendBody.h"
#include "qpid/framing/MessageTransferBody.h"
#include "qpid/framing/reply_exceptions.h"
#include "BrokerAdapter.h"
#include <boost/format.hpp>
#include <boost/cast.hpp>
#include <boost/bind.hpp>
namespace qpid {
namespace broker {
using namespace framing;
MessageHandlerImpl::MessageHandlerImpl(SemanticState& s) :
HandlerImpl(s),
releaseOp(boost::bind(&SemanticState::release, &state, _1, _2)),
rejectOp(boost::bind(&SemanticState::reject, &state, _1, _2))
{}
//
// Message class method handlers
//
void
MessageHandlerImpl::cancel(const string& destination )
{
state.cancel(destination);
}
void
MessageHandlerImpl::open(const string& /*reference*/)
{
throw NotImplementedException("References no longer supported");
}
void
MessageHandlerImpl::append(const std::string& /*reference*/, const std::string& /*bytes*/)
{
throw NotImplementedException("References no longer supported");
}
void
MessageHandlerImpl::close(const string& /*reference*/)
{
throw NotImplementedException("References no longer supported");
}
void
MessageHandlerImpl::checkpoint(const string& /*reference*/,
const string& /*identifier*/ )
{
throw NotImplementedException("References no longer supported");
}
void
MessageHandlerImpl::resume(const string& /*reference*/,
const string& /*identifier*/ )
{
throw NotImplementedException("References no longer supported");
}
void
MessageHandlerImpl::offset(uint64_t /*value*/ )
{
throw NotImplementedException("References no longer supported");
}
void
MessageHandlerImpl::get(uint16_t /*ticket*/,
const string& /*queueName*/,
const string& /*destination*/,
bool /*noAck*/ )
{
throw NotImplementedException("get no longer supported");
}
void
MessageHandlerImpl::empty()
{
throw NotImplementedException("empty no longer supported");
}
void
MessageHandlerImpl::ok()
{
throw NotImplementedException("Message.Ok no longer supported");
}
void
MessageHandlerImpl::qos(uint32_t prefetchSize,
uint16_t prefetchCount,
bool /*global*/ )
{
//TODO: handle global
state.setPrefetchSize(prefetchSize);
state.setPrefetchCount(prefetchCount);
}
void
MessageHandlerImpl::subscribe(uint16_t /*ticket*/,
const string& queueName,
const string& destination,
bool noLocal,
u_int8_t confirmMode,
u_int8_t acquireMode,
bool exclusive,
const framing::FieldTable& filter )
{
Queue::shared_ptr queue = state.getQueue(queueName);
if(!destination.empty() && state.exists(destination))
throw NotAllowedException(QPID_MSG("Consumer tags must be unique"));
string tag = destination;
state.consume(MessageDelivery::getMessageDeliveryToken(destination, confirmMode, acquireMode),
tag, queue, noLocal, confirmMode == 1, acquireMode == 0, exclusive, &filter);
}
void
MessageHandlerImpl::recover(bool requeue)
{
state.recover(requeue);
}
void
MessageHandlerImpl::reject(const SequenceNumberSet& transfers, uint16_t /*code*/, const string& /*text*/ )
{
transfers.processRanges(rejectOp);
}
void MessageHandlerImpl::flow(const std::string& destination, u_int8_t unit, u_int32_t value)
{
if (unit == 0) {
//message
state.addMessageCredit(destination, value);
} else if (unit == 1) {
//bytes
state.addByteCredit(destination, value);
} else {
//unknown
throw SyntaxErrorException(QPID_MSG("Invalid value for unit " << unit));
}
}
void MessageHandlerImpl::flowMode(const std::string& destination, u_int8_t mode)
{
if (mode == 0) {
//credit
state.setCreditMode(destination);
} else if (mode == 1) {
//window
state.setWindowMode(destination);
} else{
throw SyntaxErrorException(QPID_MSG("Invalid value for mode " << mode));
}
}
void MessageHandlerImpl::flush(const std::string& destination)
{
state.flush(destination);
}
void MessageHandlerImpl::stop(const std::string& destination)
{
state.stop(destination);
}
void MessageHandlerImpl::acquire(const SequenceNumberSet& transfers, u_int8_t /*mode*/)
{
//TODO: implement mode
SequenceNumberSet results;
RangedOperation op = boost::bind(&SemanticState::acquire, &state, _1, _2, boost::ref(results));
transfers.processRanges(op);
results = results.condense();
getProxy().getMessage().acquired(results);
}
void MessageHandlerImpl::release(const SequenceNumberSet& transfers)
{
transfers.processRanges(releaseOp);
}
}} // namespace qpid::broker
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