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H5Object_CreateDataset.java
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H5Object_CreateDataset.java
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//
// Creating and closing a dataset.
package intro;
import hdf.object.Dataset;
import hdf.object.Datatype;
import hdf.object.FileFormat;
import hdf.object.h5.H5Datatype;
import hdf.object.h5.H5File;
public class H5Object_CreateDataset {
private static String FILENAME = "H5Object_CreateDataset.h5";
private static String DATASETNAME = "dset";
private static final int DIM_X = 4;
private static final int DIM_Y = 6;
private static final int DATATYPE_SIZE = 4;
private static void CreateDataset()
{
H5File file = null;
Dataset dset = null;
int[][] dset_data = new int[DIM_X][DIM_Y];
long[] dims = {DIM_X, DIM_Y};
H5Datatype typeInt = null;
// Create a new file using default properties.
try {
file = new H5File(FILENAME, FileFormat.CREATE);
file.open();
}
catch (Exception e) {
e.printStackTrace();
}
// Create the datatype.
try {
typeInt =
new H5Datatype(Datatype.CLASS_INTEGER, DATATYPE_SIZE, Datatype.ORDER_BE, Datatype.NATIVE);
}
catch (Exception e) {
e.printStackTrace();
}
// Create the dataset.
try {
dset = file.createScalarDS("/" + DATASETNAME, null, typeInt, dims, null, null, 0, dset_data);
}
catch (Exception e) {
e.printStackTrace();
}
// Close the file.
try {
file.close();
}
catch (Exception e) {
e.printStackTrace();
}
}
public static void main(String[] args) { H5Object_CreateDataset.CreateDataset(); }
}