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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. *
+ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+
+/************************************************************
+ Creating groups using absolute and relative names.
+ ************************************************************/
+
+package examples.intro;
+
+import hdf.hdf5lib.H5;
+import hdf.hdf5lib.HDF5Constants;
+
+public class H5_CreateGroupAbsoluteRelative {
+ private static String FILENAME = "H5_CreateGroupAbsoluteRelative.h5";
+ private static String GROUPNAME = "MyGroup";
+ private static String GROUPNAME_A = "GroupA";
+ private static String GROUPNAME_B = "GroupB";
+
+ private static void CreateGroupAbsoluteAndRelative() {
+ long file_id = -1;
+ long group1_id = -1;
+ long group2_id = -1;
+ long group3_id = -1;
+
+ // Create a new file using default properties.
+ try {
+ file_id = H5.H5Fcreate(FILENAME, HDF5Constants.H5F_ACC_TRUNC, HDF5Constants.H5P_DEFAULT,
+ HDF5Constants.H5P_DEFAULT);
+ }
+ catch (Exception e) {
+ e.printStackTrace();
+ }
+
+ // Create a group named "/MyGroup" in the file.
+ try {
+ if (file_id >= 0)
+ group1_id = H5.H5Gcreate(file_id, "/" + GROUPNAME, HDF5Constants.H5P_DEFAULT,
+ HDF5Constants.H5P_DEFAULT, HDF5Constants.H5P_DEFAULT);
+ }
+ catch (Exception e) {
+ e.printStackTrace();
+ }
+
+ // Create group "Group_A" in group "MyGroup" using absolute name.
+ try {
+ if (file_id >= 0)
+ group2_id = H5.H5Gcreate(file_id, "/" + GROUPNAME + "/" + GROUPNAME_A, HDF5Constants.H5P_DEFAULT,
+ HDF5Constants.H5P_DEFAULT, HDF5Constants.H5P_DEFAULT);
+ }
+ catch (Exception e) {
+ e.printStackTrace();
+ }
+
+ // Create group "Group_B" in group "MyGroup" using relative name.
+ try {
+ if (group1_id >= 0)
+ group3_id = H5.H5Gcreate(group1_id, GROUPNAME_B, HDF5Constants.H5P_DEFAULT, HDF5Constants.H5P_DEFAULT,
+ HDF5Constants.H5P_DEFAULT);
+ }
+ catch (Exception e) {
+ e.printStackTrace();
+ }
+
+ // Close the group3.
+ try {
+ if (group3_id >= 0)
+ H5.H5Gclose(group3_id);
+ }
+ catch (Exception e) {
+ e.printStackTrace();
+ }
+
+ // Close the group2.
+ try {
+ if (group2_id >= 0)
+ H5.H5Gclose(group2_id);
+ }
+ catch (Exception e) {
+ e.printStackTrace();
+ }
+
+ // Close the group1.
+ try {
+ if (group1_id >= 0)
+ H5.H5Gclose(group1_id);
+ }
+ catch (Exception e) {
+ e.printStackTrace();
+ }
+
+ // Close the file.
+ try {
+ if (file_id >= 0)
+ H5.H5Fclose(file_id);
+ }
+ catch (Exception e) {
+ e.printStackTrace();
+ }
+
+ }
+
+ public static void main(String[] args) {
+ H5_CreateGroupAbsoluteRelative.CreateGroupAbsoluteAndRelative();
+ }
+
+}