/*
 * VirtualInstrumentManager.cc
 *
 *  Created on: Jan 17, 2013
 *      Author: f.casimir
 */

#include "VirtualInstrumentManager.hh"
#include "VirtualInstrument.hh"
#include "Properties.hh"

namespace AMDA {
	namespace DDServerInterface {

		VirtualInstrumentManager::VirtualInstrumentManager() {
			AMDA::helpers::Properties lProperties("app.properties");
                        _userHost = lProperties["app.user.host"];
		}

		VirtualInstrumentManager::~VirtualInstrumentManager() {
		}

		VirtualInstrumentSPtr VirtualInstrumentManager::getVirtualInstrument(const std::string& pVirtualInstrumentName) {
			VirtualInstrumentSPtr lResult;
			auto lIt = _virtualInstrumentMap.find(pVirtualInstrumentName);
			if (lIt == _virtualInstrumentMap.end()) {
				lResult = VirtualInstrumentSPtr(new VirtualInstrument(*this,pVirtualInstrumentName));
				_virtualInstrumentMap[pVirtualInstrumentName]=lResult;
			} else {
				lResult = lIt->second.lock();
				if ( ! lResult) {
					_virtualInstrumentMap.erase(lIt);
					lResult = VirtualInstrumentSPtr(new VirtualInstrument(*this,pVirtualInstrumentName));
					_virtualInstrumentMap[pVirtualInstrumentName]=lResult;
				}
			}
			return lResult;
		}

		const char* VirtualInstrumentManager::getUserHost() {
			return _userHost.c_str();
		}
	} /* namespace DDServerInterface */
} /* namespace AMDA */