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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* Copyright by the Board of Trustees of the University of Illinois. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at the *
* root level of an installed copy of the electronic HDF5 document set and *
* is linked from the top-level documents page. It can also be found at *
* http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* This example illustrates how to create an attribute attached to a
* dataset. It is used in the HDF5 Tutorial.
*/
#include <iostream>
#include <string>
#include "H5Cpp.h"
using namespace H5;
const H5std_string FILE_NAME( "h5tutr_dset.h5" );
const H5std_string DATASET_NAME( "dset" );
const H5std_string ATTR_NAME( "Units" );
const int DIM1 = 2;
int main (void)
{
int attr_data[2] = { 100, 200};
hsize_t dims[1] = { DIM1 };
// Try block to detect exceptions raised by any of the calls inside it
try
{
// Turn off the auto-printing when failure occurs so that we can
// handle the errors appropriately
Exception::dontPrint();
// Open an existing file and dataset.
H5File file( FILE_NAME, H5F_ACC_RDWR );
DataSet dataset = file.openDataSet( DATASET_NAME );
// Create the data space for the attribute.
DataSpace attr_dataspace = DataSpace (1, dims );
// Create a dataset attribute.
Attribute attribute = dataset.createAttribute( ATTR_NAME, PredType::STD_I32BE,
attr_dataspace);
// Write the attribute data.
attribute.write( PredType::NATIVE_INT, attr_data);
} // end of try block
// catch failure caused by the H5File operations
catch( DataSpaceIException error )
{
error.printError();
return -1;
}
// catch failure caused by the H5File operations
catch( AttributeIException error )
{
error.printError();
return -1;
}
// catch failure caused by the H5File operations
catch( FileIException error )
{
error.printError();
return -1;
}
// catch failure caused by the DataSet operations
catch( DataSetIException error )
{
error.printError();
return -1;
}
return 0; // successfully terminated
}
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