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25ec07450a
and replace it with new url for COPYING file. Fix 2 lines in java error test expected output file where messages include line numbers changed by reducing the copyright header by 2 lines.
135 lines
4.0 KiB
C++
135 lines
4.0 KiB
C++
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* Copyright by The HDF Group. *
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* Copyright by the Board of Trustees of the University of Illinois. *
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* All rights reserved. *
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* *
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* This file is part of HDF5. The full HDF5 copyright notice, including *
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* terms governing use, modification, and redistribution, is contained in *
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* the COPYING file, which can be found at the root of the source code *
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* distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases. *
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* If you do not have access to either file, you may request a copy from *
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* help@hdfgroup.org. *
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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/*
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* This example illustrates how to create a dataset in a group.
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* It is used in the HDF5 Tutorial.
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*/
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#include <iostream>
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using std::cout;
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using std::endl;
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#include <string>
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#include "H5Cpp.h"
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using namespace H5;
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const H5std_string FILE_NAME("h5tutr_groups.h5");
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const H5std_string DATASET_NAME1("/MyGroup/dset1");
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const H5std_string DATASET_NAME2("dset2");
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const int RANK = 2;
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const int D1DIM1 = 3;
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const int D1DIM2 = 3;
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const int D2DIM1 = 2;
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const int D2DIM2 = 10;
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int main(void)
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{
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int dset1_data[D1DIM1][D1DIM2], dset2_data[D2DIM1][D2DIM2]; // data buffers
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int i, j;
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// Try block to catch exceptions raised by any of the calls inside it
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try
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{
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// Turn off the auto-printing when failure occurs so that we can
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// handle the errors appropriately
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Exception::dontPrint();
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// Initialize the first dataset.
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for (i = 0; i < D1DIM1; i++)
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for (j = 0; j < D1DIM2; j++)
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dset1_data[i][j] = j + 1;
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// Initialize the second dataset.
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for (i = 0; i < D2DIM1; i++)
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for (j = 0; j < D2DIM2; j++)
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dset2_data[i][j] = j + 1;
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// Open an existing file and dataset.
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H5File file(FILE_NAME, H5F_ACC_RDWR);
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// Create the data space for the first dataset. Note the use of
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// pointer for the instance 'dataspace'. It can be deleted and
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// used again later for another data space. An HDF5 identifier is
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// closed by the destructor or the method 'close()'.
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hsize_t dims[RANK]; // dataset dimensions
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dims[0] = D1DIM1;
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dims[1] = D1DIM2;
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DataSpace *dataspace = new DataSpace (RANK, dims);
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// Create the dataset in group "MyGroup". Same note as for the
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// dataspace above.
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DataSet *dataset = new DataSet (file.createDataSet(DATASET_NAME1,
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PredType::STD_I32BE, *dataspace));
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// Write the data to the dataset using default memory space, file
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// space, and transfer properties.
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dataset->write(dset1_data, PredType::NATIVE_INT);
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// Close the current dataset and data space.
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delete dataset;
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delete dataspace;
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// Create the data space for the second dataset.
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dims[0] = D2DIM1;
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dims[1] = D2DIM2;
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dataspace = new DataSpace (RANK, dims);
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// Create group "Group_A" in group "MyGroup".
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Group group(file.openGroup("/MyGroup/Group_A"));
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// Create the second dataset in group "Group_A".
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dataset = new DataSet (group.createDataSet(DATASET_NAME2,
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PredType::STD_I32BE, *dataspace));
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// Write the data to the dataset using default memory space, file
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// space, and transfer properties.
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dataset->write(dset2_data, PredType::NATIVE_INT);
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// Close all objects.
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delete dataspace;
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delete dataset;
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group.close();
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} // end of try block
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// catch failure caused by the H5File operations
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catch(FileIException error)
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{
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error.printError();
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return -1;
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}
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// catch failure caused by the DataSet operations
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catch(DataSetIException error)
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{
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error.printError();
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return -1;
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}
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// catch failure caused by the DataSpace operations
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catch(DataSpaceIException error)
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{
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error.printError();
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return -1;
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}
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// catch failure caused by the Group operations
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catch(GroupIException error)
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{
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error.printError();
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return -1;
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}
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return 0;
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}
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