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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/Ice.h>
#include <BlobjectI.h>
using namespace std;
#ifndef ICE_CPP11_MAPPING
class Callback : public IceUtil::Shared
{
public:
Callback(const Ice::AMD_Object_ice_invokePtr& cb, bool twoway) :
_cb(cb), _twoway(twoway)
{
}
void response(bool ok, const vector<Ice::Byte>& encaps)
{
_cb->ice_response(ok, encaps);
}
void exception(const Ice::Exception& ex)
{
_cb->ice_exception(ex);
}
void sent(bool)
{
if(!_twoway)
{
_cb->ice_response(true, vector<Ice::Byte>());
}
}
private:
Ice::AMD_Object_ice_invokePtr _cb;
bool _twoway;
};
typedef IceUtil::Handle<Callback> CallbackPtr;
#endif
BlobjectI::BlobjectI() :
_startBatch(false)
{
}
void
BlobjectI::setConnection(const Ice::ConnectionPtr& connection)
{
Lock sync(*this);
_connection = connection;
notifyAll();
}
void
BlobjectI::startBatch()
{
assert(!_batchProxy);
_startBatch = true;
}
void
BlobjectI::flushBatch()
{
assert(_batchProxy);
_batchProxy->ice_flushBatchRequests();
_batchProxy = 0;
}
#ifdef ICE_CPP11_MAPPING
void
BlobjectI::ice_invokeAsync(std::vector<Ice::Byte> inEncaps,
std::function<void(bool, const std::vector<Ice::Byte>&)> response,
std::function<void(std::exception_ptr)> ex,
const Ice::Current& current)
{
auto connection = getConnection(current);
const bool twoway = current.requestId > 0;
auto obj = connection->createProxy(current.id);
if(!twoway)
{
if(_startBatch)
{
_startBatch = false;
_batchProxy = obj->ice_batchOneway();
}
if(_batchProxy)
{
obj = _batchProxy;
}
if(!current.facet.empty())
{
obj = obj->ice_facet(current.facet);
}
if(_batchProxy)
{
vector<Ice::Byte> out;
obj->ice_invoke(current.operation, current.mode, inEncaps, out, current.ctx);
response(true, vector<Ice::Byte>());
}
else
{
obj->ice_oneway()->ice_invokeAsync(current.operation, current.mode, inEncaps,
[](bool, const std::vector<Ice::Byte>&) { assert(0); },
ex,
[&](bool) { response(true, vector<Ice::Byte>()); },
current.ctx);
}
}
else
{
if(!current.facet.empty())
{
obj = obj->ice_facet(current.facet);
}
obj->ice_invokeAsync(current.operation, current.mode, inEncaps, response, ex, nullptr, current.ctx);
}
}
#else
void
BlobjectI::ice_invoke_async(const Ice::AMD_Object_ice_invokePtr& amdCb, const vector<Ice::Byte>& inEncaps,
const Ice::Current& current)
{
Ice::ConnectionPtr connection = getConnection(current);
const bool twoway = current.requestId > 0;
Ice::ObjectPrx obj = connection->createProxy(current.id);
if(!twoway)
{
if(_startBatch)
{
_startBatch = false;
_batchProxy = obj->ice_batchOneway();
}
if(_batchProxy)
{
obj = _batchProxy;
}
if(!current.facet.empty())
{
obj = obj->ice_facet(current.facet);
}
if(_batchProxy)
{
vector<Ice::Byte> out;
obj->ice_invoke(current.operation, current.mode, inEncaps, out, current.ctx);
amdCb->ice_response(true, vector<Ice::Byte>());
}
else
{
CallbackPtr cb = new Callback(amdCb, false);
Ice::Callback_Object_ice_invokePtr del =
Ice::newCallback_Object_ice_invoke(cb, &Callback::response, &Callback::exception, &Callback::sent);
obj->ice_oneway()->begin_ice_invoke(current.operation, current.mode, inEncaps, current.ctx, del);
}
}
else
{
if(!current.facet.empty())
{
obj = obj->ice_facet(current.facet);
}
CallbackPtr cb = new Callback(amdCb, true);
Ice::Callback_Object_ice_invokePtr del =
Ice::newCallback_Object_ice_invoke(cb, &Callback::response, &Callback::exception, &Callback::sent);
obj->begin_ice_invoke(current.operation, current.mode, inEncaps, current.ctx, del);
}
}
#endif
Ice::ConnectionPtr
BlobjectI::getConnection(const Ice::Current& current)
{
Lock sync(*this);
if(!_connection)
{
return current.con;
}
try
{
_connection->throwException();
}
catch(const Ice::ConnectionLostException&)
{
// If we lost the connection, wait 5 seconds for the server to re-establish it. Some tests,
// involve connection closure (e.g.: exceptions MemoryLimitException test) and the server
// automatically re-establishes the connection with the echo server.
timedWait(IceUtil::Time::seconds(5));
if(!_connection)
{
throw;
}
}
return _connection;
}
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