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// **********************************************************************
//
// Copyright (c) 2003-2017 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
#include <Ice/EndpointFactoryManager.h>
#include <Ice/Endpoint.h>
#include <Ice/OpaqueEndpointI.h>
#include <Ice/OutputStream.h>
#include <Ice/InputStream.h>
#include <Ice/LocalException.h>
#include <Ice/Instance.h>
#include <Ice/Properties.h>
#include <Ice/DefaultsAndOverrides.h>
#include <IceUtil/StringUtil.h>
using namespace std;
using namespace Ice;
using namespace IceInternal;
IceUtil::Shared* IceInternal::upCast(EndpointFactoryManager* p) { return p; }
IceInternal::EndpointFactoryManager::EndpointFactoryManager(const InstancePtr& instance)
: _instance(instance)
{
}
void
IceInternal::EndpointFactoryManager::initialize() const
{
for(vector<EndpointFactoryPtr>::size_type i = 0; i < _factories.size(); i++)
{
_factories[i]->initialize();
}
}
void
IceInternal::EndpointFactoryManager::add(const EndpointFactoryPtr& factory)
{
IceUtil::Mutex::Lock sync(*this); // TODO: Necessary?
//
// TODO: Optimize with a map?
//
for(vector<EndpointFactoryPtr>::size_type i = 0; i < _factories.size(); i++)
{
if(_factories[i]->type() == factory->type())
{
assert(false); // TODO: Exception?
}
}
_factories.push_back(factory);
}
EndpointFactoryPtr
IceInternal::EndpointFactoryManager::get(Short type) const
{
IceUtil::Mutex::Lock sync(*this); // TODO: Necessary?
//
// TODO: Optimize with a map?
//
for(vector<EndpointFactoryPtr>::size_type i = 0; i < _factories.size(); i++)
{
if(_factories[i]->type() == type)
{
return _factories[i];
}
}
return ICE_NULLPTR;
}
EndpointIPtr
IceInternal::EndpointFactoryManager::create(const string& str, bool oaEndpoint) const
{
vector<string> v;
bool b = IceUtilInternal::splitString(str, " \t\n\r", v);
if(!b)
{
throw EndpointParseException(__FILE__, __LINE__, "mismatched quote");
}
if(v.empty())
{
throw EndpointParseException(__FILE__, __LINE__, "value has no non-whitespace characters");
}
string protocol = v.front();
v.erase(v.begin());
if(protocol == "default")
{
protocol = _instance->defaultsAndOverrides()->defaultProtocol;
}
EndpointFactoryPtr factory;
{
IceUtil::Mutex::Lock sync(*this); // TODO: Necessary?
//
// TODO: Optimize with a map?
//
for(vector<EndpointFactoryPtr>::size_type i = 0; i < _factories.size(); i++)
{
if(_factories[i]->protocol() == protocol)
{
factory = _factories[i];
}
}
}
if(factory)
{
#if 1
EndpointIPtr e = factory->create(v, oaEndpoint);
if(!v.empty())
{
throw EndpointParseException(__FILE__, __LINE__, "unrecognized argument `" + v.front() +
"' in endpoint `" + str + "'");
}
return e;
#else
// Code below left in place for debugging.
EndpointIPtr e = factory->create(str.substr(end), oaEndpoint);
OutputStream bs(_instance.get(), Ice::currentProtocolEncoding);
e->streamWrite(&bs);
bs.i = bs.b.begin();
short type;
bs.read(type);
EndpointIPtr ue = new IceInternal::OpaqueEndpointI(type, &bs);
consoleErr << "Normal: " << e->toString() << endl;
consoleErr << "Opaque: " << ue->toString() << endl;
return e;
#endif
}
//
// If the stringified endpoint is opaque, create an unknown endpoint,
// then see whether the type matches one of the known endpoints.
//
if(protocol == "opaque")
{
EndpointIPtr ue = ICE_MAKE_SHARED(OpaqueEndpointI, v);
if(!v.empty())
{
throw EndpointParseException(__FILE__, __LINE__, "unrecognized argument `" + v.front() + "' in endpoint `" +
str + "'");
}
factory = get(ue->type());
if(factory)
{
//
// Make a temporary stream, write the opaque endpoint data into the stream,
// and ask the factory to read the endpoint data from that stream to create
// the actual endpoint.
//
OutputStream bs(_instance.get(), Ice::currentProtocolEncoding);
bs.write(ue->type());
ue->streamWrite(&bs);
InputStream is(bs.instance(), bs.getEncoding(), bs);
short type;
is.read(type);
is.startEncapsulation();
EndpointIPtr e = factory->read(&is);
is.endEncapsulation();
return e;
}
return ue; // Endpoint is opaque, but we don't have a factory for its type.
}
return ICE_NULLPTR;
}
EndpointIPtr
IceInternal::EndpointFactoryManager::read(InputStream* s) const
{
Short type;
s->read(type);
EndpointFactoryPtr factory = get(type);
EndpointIPtr e;
s->startEncapsulation();
if(factory)
{
e = factory->read(s);
}
//
// If the factory failed to read the endpoint, return an opaque endpoint. This can
// occur if for example the factory delegates to another factory and this factory
// isn't available. In this case, the factory needs to make sure the stream position
// is preserved for reading the opaque endpoint.
//
if(!e)
{
e = ICE_MAKE_SHARED(OpaqueEndpointI, type, s);
}
s->endEncapsulation();
return e;
}
void
IceInternal::EndpointFactoryManager::destroy()
{
for(vector<EndpointFactoryPtr>::size_type i = 0; i < _factories.size(); i++)
{
_factories[i]->destroy();
}
_factories.clear();
}
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