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#ifndef _broker_BrokerAdapter_h
#define _broker_BrokerAdapter_h
/*
*
* 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 "DtxHandlerImpl.h"
#include "MessageHandlerImpl.h"
#include "qpid/Exception.h"
#include "qpid/framing/AMQP_ServerOperations.h"
#include "qpid/framing/reply_exceptions.h"
namespace qpid {
namespace broker {
class Channel;
class Connection;
class Broker;
class ConnectionHandler;
class BasicHandler;
class ExchangeHandler;
class QueueHandler;
class TxHandler;
class MessageHandler;
class AccessHandler;
class FileHandler;
class StreamHandler;
class DtxHandler;
class TunnelHandler;
class MessageHandlerImpl;
class Exchange;
/**
* Per-channel protocol adapter.
*
* A container for a collection of AMQP-class adapters that translate
* AMQP method bodies into calls on the core Broker objects. Each
* adapter class also provides a client proxy to send methods to the
* peer.
*
*/
class BrokerAdapter : public HandlerImpl, public framing::AMQP_ServerOperations
{
public:
BrokerAdapter(SemanticState& session);
BasicHandler* getBasicHandler() { return &basicHandler; }
ExchangeHandler* getExchangeHandler() { return &exchangeHandler; }
BindingHandler* getBindingHandler() { return &bindingHandler; }
QueueHandler* getQueueHandler() { return &queueHandler; }
TxHandler* getTxHandler() { return &txHandler; }
MessageHandler* getMessageHandler() { return &messageHandler; }
DtxCoordinationHandler* getDtxCoordinationHandler() { return &dtxHandler; }
DtxDemarcationHandler* getDtxDemarcationHandler() { return &dtxHandler; }
framing::ProtocolVersion getVersion() const { return session.getConnection().getVersion();}
AccessHandler* getAccessHandler() {
throw framing::NotImplementedException("Access class not implemented"); }
FileHandler* getFileHandler() {
throw framing::NotImplementedException("File class not implemented"); }
StreamHandler* getStreamHandler() {
throw framing::NotImplementedException("Stream class not implemented"); }
TunnelHandler* getTunnelHandler() {
throw framing::NotImplementedException("Tunnel class not implemented"); }
// Handlers no longer implemented in BrokerAdapter:
#define BADHANDLER() assert(0); throw framing::NotImplementedException("")
ExecutionHandler* getExecutionHandler() { BADHANDLER(); }
ConnectionHandler* getConnectionHandler() { BADHANDLER(); }
SessionHandler* getSessionHandler() { BADHANDLER(); }
#undef BADHANDLER
private:
class ExchangeHandlerImpl :
public ExchangeHandler,
public HandlerImpl
{
public:
ExchangeHandlerImpl(SemanticState& session) : HandlerImpl(session) {}
void declare(uint16_t ticket,
const std::string& exchange, const std::string& type,
const std::string& alternateExchange,
bool passive, bool durable, bool autoDelete,
const qpid::framing::FieldTable& arguments);
void delete_(uint16_t ticket,
const std::string& exchange, bool ifUnused);
framing::ExchangeQueryResult query(u_int16_t ticket,
const std::string& name);
private:
void checkType(shared_ptr<Exchange> exchange, const std::string& type);
void checkAlternate(shared_ptr<Exchange> exchange,
shared_ptr<Exchange> alternate);
};
class BindingHandlerImpl :
public BindingHandler,
public HandlerImpl
{
public:
BindingHandlerImpl(SemanticState& session) : HandlerImpl(session) {}
framing::BindingQueryResult query(u_int16_t ticket,
const std::string& exchange,
const std::string& queue,
const std::string& routingKey,
const framing::FieldTable& arguments);
};
class QueueHandlerImpl :
public QueueHandler,
public HandlerImpl
{
public:
QueueHandlerImpl(SemanticState& session) : HandlerImpl(session) {}
void declare(uint16_t ticket, const std::string& queue,
const std::string& alternateExchange,
bool passive, bool durable, bool exclusive,
bool autoDelete,
const qpid::framing::FieldTable& arguments);
void bind(uint16_t ticket, const std::string& queue,
const std::string& exchange, const std::string& routingKey,
const qpid::framing::FieldTable& arguments);
void unbind(uint16_t ticket,
const std::string& queue,
const std::string& exchange,
const std::string& routingKey,
const qpid::framing::FieldTable& arguments );
framing::QueueQueryResult query(const std::string& queue);
void purge(uint16_t ticket, const std::string& queue);
void delete_(uint16_t ticket, const std::string& queue,
bool ifUnused, bool ifEmpty);
};
class BasicHandlerImpl :
public BasicHandler,
public HandlerImpl
{
NameGenerator tagGenerator;
public:
BasicHandlerImpl(SemanticState& session) : HandlerImpl(session), tagGenerator("sgen") {}
void qos(uint32_t prefetchSize,
uint16_t prefetchCount, bool global);
void consume(uint16_t ticket, const std::string& queue,
const std::string& consumerTag,
bool noLocal, bool noAck, bool exclusive, bool nowait,
const qpid::framing::FieldTable& fields);
void cancel(const std::string& consumerTag);
void get(uint16_t ticket, const std::string& queue, bool noAck);
void ack(uint64_t deliveryTag, bool multiple);
void reject(uint64_t deliveryTag, bool requeue);
void recover(bool requeue);
};
class TxHandlerImpl :
public TxHandler,
public HandlerImpl
{
public:
TxHandlerImpl(SemanticState& session) : HandlerImpl(session) {}
void select();
void commit();
void rollback();
};
BasicHandlerImpl basicHandler;
ExchangeHandlerImpl exchangeHandler;
BindingHandlerImpl bindingHandler;
MessageHandlerImpl messageHandler;
QueueHandlerImpl queueHandler;
TxHandlerImpl txHandler;
DtxHandlerImpl dtxHandler;
};
}} // namespace qpid::broker
#endif /*!_broker_BrokerAdapter_h*/
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