1 // Copyright (C) 2007-2010 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
23 // SALOME HDFPersist : implementation of HDF persitent ( save/ restore )
35 #define access _access
40 #include "HDFfile.hxx"
41 #include "HDFexception.hxx"
43 herr_t file_attr(hid_t loc_id, const char *attr_name, void *operator_data)
45 *(char**)operator_data = new char[strlen(attr_name)+1];
46 strcpy(*(char**)operator_data, attr_name);
50 HDFfile::HDFfile(char *name)
51 : HDFcontainerObject(name)
56 void HDFfile::CreateOnDisk()
58 if ((_id = HDFfileCreate(_name)) < 0)
59 throw HDFexception("Can't create HDF file");
62 void HDFfile::OpenOnDisk(hdf_access_mode access_mode)
64 _access_mode = access_mode;
69 if (access(_name,F_OK))
71 if ((_id = HDFfileCreate(_name)) < 0)
72 throw HDFexception("Can't open HDF file");
75 if ((_id = HDFfileOpen(_name,_access_mode)) < 0)
76 throw HDFexception("Can't open HDF file");
80 if ((_id = HDFfileOpen(_name,_access_mode)) < 0)
81 throw HDFexception("Can't open HDF file");
85 throw HDFexception("Can't open HDF file : bad acces option");
89 void HDFfile::CloseOnDisk()
93 if ((ret = HDFfileClose(_id)) < 0)
94 throw HDFexception("Can't close HDF file");
99 hdf_access_mode HDFfile::GetAccessMode()
104 hdf_object_type HDFfile::GetObjectType()
109 int HDFfile::nInternalObjects()
114 if ((ret = HDFnObjects(_id,"/",&n)) < 0)
115 throw HDFexception("Can't determine the number of internal objects");
120 void HDFfile::InternalObjectIndentify(int rank, char *object_name)
124 if ((ret = HDFobjectIdentify(_id,"/",rank,object_name)) < 0)
125 throw HDFexception("Can't identify an internal object");
128 int HDFfile::ExistInternalObject(const char *object_name)
132 char name[HDF_NAME_MAX_LEN+1];
134 n = this->nInternalObjects();
137 this->InternalObjectIndentify(i,name);
138 if (!strcmp(name,object_name))
147 hdf_object_type HDFfile::InternalObjectType(char *object_name)
149 hdf_object_type type;
152 if ((ret = HDFobjectType(_id,object_name,&type)) < 0)
153 throw HDFexception("Can't determine internal object type");
158 int HDFfile::nAttributes()
160 int nbAttrs = H5Aget_num_attrs(_id);
161 if(nbAttrs <= 0) nbAttrs = 0;
165 char* HDFfile::GetAttributeName(unsigned idx)
167 int nbAttrs = nAttributes();
168 if(nbAttrs == 0) return NULL;
169 H5Aiterate(_id, &idx, file_attr, &_attribute);