/***************************************************************************** * Copyright by The HDF Group. * * Copyright by the Board of Trustees of the University of Illinois. * * All rights reserved. * * * * This file is part of the HDF Java Products distribution. * * The full 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. * * Or, see http://hdfgroup.org/products/hdf-java/doc/Copyright.html. * * If you do not have access to either file, you may request a copy from * * help@hdfgroup.org. * ****************************************************************************/ package object.hdf5; import ncsa.hdf.object.FileFormat; import ncsa.hdf.object.h5.H5File; /** *
* Title: HDF Object Package (Java) Example *
** Description: This example shows how to create an empty HDF5 file using the * "HDF Object Package (Java)". If the file (H5FileCreate.h5) already exists, it * will be truncated to zero length. *
* * @author Peter X. Cao * @version 2.4 */ public class H5FileCreate { // The name of the file we'll create. private static String fname = "H5FileCreate.h5"; public static void main(String args[]) throws Exception { // Retrieve an instance of the implementing class for the HDF5 format FileFormat fileFormat = FileFormat.getFileFormat(FileFormat.FILE_TYPE_HDF5); // If the implementing class wasn't found, it's an error. if (fileFormat == null) { System.err.println("Cannot find HDF5 FileFormat."); return; } // If the implementing class was found, use it to create a new HDF5 file // with a specific file name. // // If the specified file already exists, it is truncated. // The default HDF5 file creation and access properties are used. // H5File testFile = (H5File) fileFormat.createFile(fname, FileFormat.FILE_CREATE_DELETE); // Check for error condition and report. if (testFile == null) { System.err.println("Failed to create file: " + fname); return; } // End of example that creates an empty HDF5 file named H5FileCreate.h5. } }