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package examples.datatypes;
import ncsa.hdf.object.Datatype;
import ncsa.hdf.object.FileFormat;
import ncsa.hdf.object.h5.H5Datatype;
import ncsa.hdf.object.h5.H5File;
import ncsa.hdf.object.h5.H5ScalarDS;
public class H5ObjectEx_T_VLString
{
private static String FILENAME = "H5ObjectEx_T_VLString.h5";
private static String DATASETNAME = "DS1";
private static void createDataset() {
H5File file = null;
String[] str_data = { "Parting", "is such", "sweet", "sorrow." };
long[] dims = { str_data.length };
final H5Datatype typeVLStr = new H5Datatype(Datatype.CLASS_STRING, -1, -1, -1);
// Create a new file using default properties.
try {
file = new H5File(FILENAME, FileFormat.CREATE);
// Create the dataset and write the string data to it.
file.createScalarDS(DATASETNAME, null, typeVLStr, dims, null, null, 0, str_data);
}
catch (Exception e) {
e.printStackTrace();
}
}
private static void readDataset() {
H5File file = null;
H5ScalarDS dset = null;
String[] str_data = { "", "", "", "" };
try {
file = new H5File(FILENAME, FileFormat.READ);
dset = (H5ScalarDS) file.get(DATASETNAME);
str_data = (String[]) dset.read();
}
catch (Exception e) {
e.printStackTrace();
}
for (int indx = 0; indx < str_data.length; indx++)
System.out.println(DATASETNAME + " [" + indx + "]: " + str_data[indx]);
}
public static void main(String[] args) {
H5ObjectEx_T_VLString.createDataset();
H5ObjectEx_T_VLString.readDataset();
}
}
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