1 // Copyright (C) 2007-2008 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
22 // SALOME HDFPersist : implementation of HDF persitent ( save/ restore )
38 #include "HDFfile.hxx"
39 #include "HDFexception.hxx"
42 herr_t file_attr(hid_t loc_id, const char *attr_name, void *operator_data)
44 *(char**)operator_data = new char[strlen(attr_name)+1];
45 strcpy(*(char**)operator_data, attr_name);
49 HDFfile::HDFfile(char *name)
50 : HDFcontainerObject(name)
55 void HDFfile::CreateOnDisk()
57 if ((_id = HDFfileCreate(_name)) < 0)
58 throw HDFexception("Can't create HDF file");
61 void HDFfile::OpenOnDisk(hdf_access_mode access_mode)
63 _access_mode = access_mode;
68 if (access(_name,F_OK))
70 if ((_id = HDFfileCreate(_name)) < 0)
71 throw HDFexception("Can't open HDF file");
74 if ((_id = HDFfileOpen(_name,_access_mode)) < 0)
75 throw HDFexception("Can't open HDF file");
79 if ((_id = HDFfileOpen(_name,_access_mode)) < 0)
80 throw HDFexception("Can't open HDF file");
84 throw HDFexception("Can't open HDF file : bad acces option");
88 void HDFfile::CloseOnDisk()
92 if ((ret = HDFfileClose(_id)) < 0)
93 throw HDFexception("Can't close HDF file");
98 hdf_access_mode HDFfile::GetAccessMode()
103 hdf_object_type HDFfile::GetObjectType()
108 int HDFfile::nInternalObjects()
113 if ((ret = HDFnObjects(_id,"/",&n)) < 0)
114 throw HDFexception("Can't determine the number of internal objects");
119 void HDFfile::InternalObjectIndentify(int rank, char *object_name)
123 if ((ret = HDFobjectIdentify(_id,"/",rank,object_name)) < 0)
124 throw HDFexception("Can't identify an internal object");
127 int HDFfile::ExistInternalObject(const char *object_name)
131 char name[HDF_NAME_MAX_LEN+1];
133 n = this->nInternalObjects();
136 this->InternalObjectIndentify(i,name);
137 if (!strcmp(name,object_name))
146 hdf_object_type HDFfile::InternalObjectType(char *object_name)
148 hdf_object_type type;
151 if ((ret = HDFobjectType(_id,object_name,&type)) < 0)
152 throw HDFexception("Can't determine internal object type");
157 int HDFfile::nAttributes()
159 int nbAttrs = H5Aget_num_attrs(_id);
160 if(nbAttrs <= 0) nbAttrs = 0;
164 char* HDFfile::GetAttributeName(unsigned idx)
166 int nbAttrs = nAttributes();
167 if(nbAttrs == 0) return NULL;
168 H5Aiterate(_id, &idx, file_attr, &_attribute);