// Author : Anthony Geay (CEA/DEN)
#include "MEDFileUtilities.hxx"
+#include "MEDFileSafeCaller.txx"
#include "MEDLoaderBase.hxx"
+#include "MEDLoader.hxx"
+
+#include "InterpKernelAutoPtr.hxx"
#include <sstream>
+#include <fstream>
+
+const char MEDCoupling::MEDFileWritableStandAlone::DFT_FILENAME_IN_MEM[]="DftFileNameInMemory";
med_access_mode MEDFileUtilities::TraduceWriteMode(int medloaderwritemode)
{
{
_zipconn_pol=newVal;
}
+
+std::string MEDCoupling::MEDFileWritable::FileNameFromFID(med_idt fid)
+{
+ int lgth(MEDfileName(fid,0,0));
+ if(lgth<=0)
+ return std::string();
+ INTERP_KERNEL::AutoPtr<char> tmp(new char[lgth+1]);
+ if(MEDfileName(fid,tmp,lgth)<0)
+ throw INTERP_KERNEL::Exception("MEDFileWritable::FileNameFromFID : Return code of MEDFile call \"MEDfileName\" is not >=0 as expected !");
+ return std::string(tmp);
+}
+
+MEDFileUtilities::AutoFid MEDCoupling::OpenMEDFileForRead(const std::string& fileName)
+{
+ MEDFileUtilities::CheckFileForRead(fileName);
+ return MEDFileUtilities::AutoFid(MEDfileOpen(fileName.c_str(),MED_ACC_RDONLY));
+}
+
+/*!
+ * Writes \a this mesh into a MED file specified by its name.
+ * \param [in] fileName - the MED file name.
+ * \param [in] mode - the writing mode. For more on \a mode, see \ref AdvMEDLoaderBasics.
+ * - 2 - erase; an existing file is removed.
+ * - 1 - append; same data should not be present in an existing file.
+ * - 0 - overwrite; same data present in an existing file is overwritten.
+ * \throw If the mesh name is not set.
+ * \throw If \a mode == 1 and the same data is present in an existing file.
+ */
+void MEDCoupling::MEDFileWritableStandAlone::write(const std::string& fileName, int mode) const
+{
+ med_access_mode medmod(MEDFileUtilities::TraduceWriteMode(mode));
+ MEDFileUtilities::AutoFid fid(MEDfileOpen(fileName.c_str(),medmod));
+ std::ostringstream oss; oss << "MEDFileWritableStandAlone : error on attempt to write in file : \"" << fileName << "\"";
+ MEDFileUtilities::CheckMEDCode(fid,fid,oss.str());
+ writeLL(fid);
+}
+
+void MEDCoupling::MEDFileWritableStandAlone::write33(const std::string& fileName, int mode) const
+{
+ med_access_mode medmod(MEDFileUtilities::TraduceWriteMode(mode));
+ static const unsigned char 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+#if MED_NUM_MAJEUR>3
+ med_bool fileexist,accessok;
+ MEDFILESAFECALLERRD0(MEDfileExist,(fileName.c_str(),medmod,&fileexist,&accessok));
+ if(!accessok)
+ {
+ std::ostringstream oss; oss << "MEDFileWritableStandAlone::write33 : requested access to file \"" << fileName << "\" !";
+ throw INTERP_KERNEL::Exception(oss.str());
+ }
+ if(medmod==MED_ACC_CREAT || !fileexist)
+ {
+ std::ofstream ofs(fileName);
+ ofs.write(reinterpret_cast<const char *>(EMPTY_FILE_3_3),sizeof(EMPTY_FILE_3_3));
+ medmod=MEDFileUtilities::TraduceWriteMode(0);
+ }
+ MEDFileUtilities::AutoFid fid(MEDfileVersionOpen(fileName.c_str(),medmod,3,3,1));
+ writeLL(fid);
+#else
+ std::ostringstream oss; oss << "MEDFileWritableStandAlone::write33 : is implemented with MEDFile " << MEDFileVersionStr() << " ! If you need this feature please use version >= 3.2.1.";
+ throw INTERP_KERNEL::Exception(oss.str());
+#endif
+}
+
+MEDCoupling::MCAuto<MEDCoupling::DataArrayByte> MEDCoupling::MEDFileWritableStandAlone::serialize() const
+{
+ med_memfile memfile=MED_MEMFILE_INIT;
+ memfile.app_image_ptr=0;
+ memfile.app_image_size=0;
+ //
+ std::string dftFileName(GenerateUniqueDftFileNameInMem());
+ {// very important to let this braces ! The AutoFid destructor must be called, to have a "clean" memfile.app_image_ptr pointer embedded in the returned object.
+ MEDFileUtilities::AutoFid fid(MEDmemFileOpen(dftFileName.c_str(),&memfile,MED_FALSE,MED_ACC_CREAT));
+ writeLL(fid);
+ }
+ //
+ MEDCoupling::MCAuto<MEDCoupling::DataArrayByte> ret(MEDCoupling::DataArrayByte::New());
+ ret->useArray(reinterpret_cast<char *>(memfile.app_image_ptr),true,C_DEALLOC,memfile.app_image_size,1);
+ return ret;
+}
+
+std::string MEDCoupling::MEDFileWritableStandAlone::GenerateUniqueDftFileNameInMem()
+{
+ static int ii=0;
+ std::ostringstream oss; oss << DFT_FILENAME_IN_MEM << "_" << ii++;
+ return oss.str();
+}
