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// **********************************************************************
//
// Copyright (c) 2001
// MutableRealms, Inc.
// Huntsville, AL, USA
//
// All Rights Reserved
//
// **********************************************************************
#include <Ice/RoutingTable.h>
#include <Ice/IdentityUtil.h>
#include <Glacier/ClientBlobject.h>
using namespace std;
using namespace Ice;
using namespace Glacier;
Glacier::ClientBlobject::ClientBlobject(const CommunicatorPtr& communicator,
const IceInternal::RoutingTablePtr& routingTable,
const string& allowCategories) :
_communicator(communicator),
_logger(_communicator->getLogger()),
_routingTable(routingTable)
{
PropertiesPtr properties = _communicator->getProperties();
_traceLevel = properties->getPropertyAsInt("Glacier.Router.Trace.Client");
size_t current = 0;
const string ws = " \t";
do
{
size_t pos = allowCategories.find_first_of(ws, current);
size_t len = (pos == string::npos) ? string::npos : pos - current;
_allowCategories.insert(allowCategories.substr(current, len));
current = allowCategories.find_first_not_of(ws, pos);
}
while (current != string::npos);
}
Glacier::ClientBlobject::~ClientBlobject()
{
assert(!_communicator);
}
void
Glacier::ClientBlobject::destroy()
{
//
// No mutex protection necessary, destroy is only called after all
// object adapters have shut down.
//
_communicator = 0;
_logger = 0;
_routingTable = 0;
}
bool
Glacier::ClientBlobject::ice_invoke(const std::vector<Byte>& inParams, std::vector<Byte>& outParams,
const Current& current)
{
assert(_communicator); // Destroyed?
//
// If there is an allowCategories set then enforce it.
//
if (!_allowCategories.empty())
{
if (_allowCategories.find(current.identity.category) == _allowCategories.end())
{
if (_traceLevel > 0)
{
Trace out(_logger, "Glacier");
out << "rejecting request. identity: " << identityToString(current.identity);
}
ObjectNotExistException ex(__FILE__, __LINE__);
ex.identity = current.identity;
throw ex;
}
}
try
{
ObjectPrx proxy = _routingTable->get(current.identity);
if (!proxy)
{
ObjectNotExistException ex(__FILE__, __LINE__);
ex.identity = current.identity;
throw ex;
}
if (!current.facet.empty())
{
proxy = proxy->ice_newFacet(current.facet);
}
Context::const_iterator p = current.context.find("_fwd");
if (p != current.context.end())
{
for (unsigned int i = 0; i < p->second.length(); ++i)
{
char option = p->second[i];
switch (option)
{
case 't':
{
proxy = proxy->ice_twoway();
break;
}
case 'o':
{
proxy = proxy->ice_oneway();
break;
}
case 'd':
{
proxy = proxy->ice_datagram();
break;
}
case 's':
{
proxy = proxy->ice_secure(true);
break;
}
default:
{
Warning out(_logger);
out << "unknown forward option `" << option << "'";
break;
}
}
}
}
if (_traceLevel >= 2)
{
Trace out(_logger, "Glacier");
out << "routing to:\n"
<< "proxy = " << _communicator->proxyToString(proxy) << '\n'
<< "operation = " << current.operation << '\n'
<< "nonmutating = " << (current.nonmutating ? "true" : "false");
}
return proxy->ice_invoke(current.operation, current.nonmutating, inParams, outParams, current.context);
}
catch (const Exception& ex)
{
if (_traceLevel)
{
Trace out(_logger, "Glacier");
out << "routing exception:\n" << ex;
}
ex.ice_throw();
}
assert(false);
return true; // To keep the compiler happy.
}
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