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/** ---------------------------------------------------------------------
* @file broker.cc
* @brief Implementation of the Broker class
* @author Andreas Aardal Hanssen
* @date 2002-2005
* ----------------------------------------------------------------- **/
#include <map>
#include <string>
#include "broker.h"
#include "convert.h"
#include "operators.h"
#include "recursivedescent.h"
#include "session.h"
using namespace ::std;
using namespace Binc;
//----------------------------------------------------------------------
BrokerFactory::BrokerFactory(void)
{
brokers[Session::NONAUTHENTICATED] = new Broker();
brokers[Session::AUTHENTICATED] = new Broker();
brokers[Session::SELECTED] = new Broker();
}
//----------------------------------------------------------------------
BrokerFactory::~BrokerFactory(void)
{
for (map<int, Broker *>::iterator i = brokers.begin();
i != brokers.end(); ++i)
delete i->second;
}
//----------------------------------------------------------------------
BrokerFactory &BrokerFactory::getInstance(void)
{
static BrokerFactory brokerfactory;
return brokerfactory;
}
//----------------------------------------------------------------------
void BrokerFactory::addCapability(const std::string &c)
{
for (map<int, Broker *>::iterator i = brokers.begin();
i != brokers.end(); ++i) {
CapabilityOperator * o;
o = dynamic_cast<CapabilityOperator*>(i->second->get("CAPABILITY"));
if (o != 0) {
o->addCapability(c);
break;
}
}
}
//----------------------------------------------------------------------
void BrokerFactory::assign(const string &fname, Operator *o)
{
int deletable = true;
for (map<int, Broker *>::iterator i = brokers.begin();
i != brokers.end(); ++i)
if (i->first & o->getState()) {
i->second->assign(fname, o, deletable);
deletable = false;
}
}
//----------------------------------------------------------------------
Operator *BrokerFactory::getOperator(int state, const string &name) const
{
if (brokers.find(state) == brokers.end())
return 0;
else
return brokers.find(state)->second->get(name);
}
//----------------------------------------------------------------------
Broker *BrokerFactory::getBroker(int state)
{
if (brokers.find(state) == brokers.end()) {
setLastError("No appropriate broker for state.");
return 0;
}
return brokers[state];
}
//----------------------------------------------------------------------
Broker::Broker(void)
{
}
//----------------------------------------------------------------------
Broker::~Broker(void)
{
}
//----------------------------------------------------------------------
void Broker::assign(const string &fname, Operator *o, bool deletable)
{
deletables[fname] = deletable;
operators[fname] = o;
}
//----------------------------------------------------------------------
Operator *Broker::get(const string &name) const
{
if (operators.find(name) == operators.end()) return 0;
return operators.find(name)->second;
}
//----------------------------------------------------------------------
Operator::ParseResult Broker::parseStub(Request &command)
{
Session &session = Session::getInstance();
string tag;
string cmd;
switch (expectTag(tag)) {
case Operator::ACCEPT:
break;
case Operator::REJECT:
session.setLastError("Syntax error; first token must be a tag");
case Operator::ERROR:
return Operator::ERROR;
case Operator::TIMEOUT:
return Operator::TIMEOUT;
}
switch (expectSPACE()) {
case Operator::ACCEPT:
break;
case Operator::REJECT:
session.setLastError("Syntax error; second token must be a SPACE");
case Operator::ERROR:
return Operator::ERROR;
case Operator::TIMEOUT:
return Operator::TIMEOUT;
}
switch (expectAstring(cmd)) {
case Operator::ACCEPT:
break;
case Operator::REJECT:
session.setLastError("Syntax error; third token must be a command");
case Operator::ERROR:
return Operator::ERROR;
case Operator::TIMEOUT:
return Operator::TIMEOUT;
}
uppercase(cmd);
if (cmd == "UID") {
command.setUidMode();
switch (expectSPACE()) {
case Operator::ACCEPT:
break;
case Operator::REJECT:
session.setLastError("Syntax error; after UID there"
" must come a SPACE");
case Operator::ERROR:
return Operator::ERROR;
case Operator::TIMEOUT:
return Operator::TIMEOUT;
}
switch (expectAstring(cmd)) {
case Operator::ACCEPT:
break;
case Operator::REJECT:
session.setLastError("Syntax error; after UID "
"SPACE there must come a command");
case Operator::ERROR:
return Operator::ERROR;
case Operator::TIMEOUT:
return Operator::TIMEOUT;
}
uppercase(cmd);
}
command.setTag(tag);
command.setName(cmd);
return Operator::ACCEPT;
}
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