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/*=========================================================================
*
* Copyright Insight Software Consortium
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*=========================================================================*/
#ifndef GDCMPDUFACTORY_H
#define GDCMPDUFACTORY_H
#include "gdcmTypes.h"
#include "gdcmNetworkEvents.h"
#include "gdcmULConnection.h"
#include "gdcmPresentationDataValue.h"
namespace gdcm{
class BaseRootQuery;
class File;
namespace network{
class BasePDU;
/**
* \brief PDUFactory basically, given an initial byte, construct the
* appropriate PDU. This way, the event loop doesn't have to know about all
* the different PDU types.
*/
class PDUFactory {
public:
static BasePDU* ConstructPDU(uint8_t itemtype);//eventually needs to be smartpointer'd
static EEventID DetermineEventByPDU(const BasePDU* inPDU);
static BasePDU* ConstructReleasePDU();
static BasePDU* ConstructAbortPDU();
//these are the composite PDU construction methods for the PDataPDUs.
//basically, builds a pdatapdu, and then puts the appropriate information in
//for the appropriate composite service (c-echo, c-find, c-store, c-get, c-move)
//the connection is necessary to construct the stream of PDVs that will
//be then placed into the vector of PDUs
static std::vector<BasePDU*> CreateCEchoPDU(const ULConnection& inConnection);
static std::vector<BasePDU*> CreateCStoreRQPDU(const ULConnection& inConnection, const File &file);
static std::vector<BasePDU*> CreateCStoreRSPPDU(const DataSet *inDataSet, const BasePDU* inPC);
static std::vector<BasePDU*> CreateCFindPDU(const ULConnection& inConnection, const BaseRootQuery* inRootQuery);
static std::vector<BasePDU*> CreateCMovePDU(const ULConnection& inConnection, const BaseRootQuery* inRootQuery);
//given data pdus, produce the presentation data values stored within.
//all operations have these as the payload of the data sending operation
//however, echo does not have a dataset in the pdv.
static std::vector<PresentationDataValue> GetPDVs(const std::vector<BasePDU*> & inDataPDUs);
};
}
}
#endif //GDCMPDUFACTORY_H
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