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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* 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 COPYING file, which can be found at the root of the source code *
* distribution tree, or in https://www.hdfgroup.org/licenses. *
* If you do not have access to either file, you may request a copy from *
* help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
package test;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import hdf.hdf5lib.H5;
import hdf.hdf5lib.HDF5Constants;
import hdf.hdf5lib.exceptions.HDF5LibraryException;
import hdf.hdf5lib.structs.H5G_info_t;
import hdf.hdf5lib.structs.H5O_token_t;
import org.junit.After;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TestName;
public class TestH5Giterate {
@Rule
public TestName testname = new TestName();
private static final String H5_FILE = "h5ex_g_iterate.hdf";
long H5fid = HDF5Constants.H5I_INVALID_HID;
private final long _openGroup(long fid, String name)
{
long gid = HDF5Constants.H5I_INVALID_HID;
try {
gid = H5.H5Gopen(fid, name, HDF5Constants.H5P_DEFAULT);
}
catch (Throwable err) {
gid = HDF5Constants.H5I_INVALID_HID;
err.printStackTrace();
fail("H5.H5Gcreate: " + err);
}
return gid;
}
@Before
public void openH5file() throws HDF5LibraryException, NullPointerException
{
assertTrue("H5 open ids is 0", H5.getOpenIDCount() == 0);
System.out.print(testname.getMethodName());
try {
H5fid = H5.H5Fopen(H5_FILE, HDF5Constants.H5F_ACC_RDONLY, HDF5Constants.H5P_DEFAULT);
}
catch (Throwable err) {
err.printStackTrace();
fail("H5.H5Fopen: openH5file: " + err);
}
}
@After
public void deleteH5file() throws HDF5LibraryException
{
if (H5fid > 0) {
try {
H5.H5Fclose(H5fid);
}
catch (Exception ex) {
}
}
System.out.println();
}
@Test
public void testH5Gget_obj_info_all()
{
H5G_info_t info = null;
long gid = _openGroup(H5fid, "/");
try {
info = H5.H5Gget_info(gid);
}
catch (Throwable err) {
err.printStackTrace();
fail("H5.H5Gget_info: " + err);
}
try {
H5.H5Gclose(gid);
}
catch (Exception ex) {
}
assertNotNull(info);
assertTrue("number of links is empty", info.nlinks > 0);
String objNames[] = new String[(int)info.nlinks];
int objTypes[] = new int[(int)info.nlinks];
int lnkTypes[] = new int[(int)info.nlinks];
H5O_token_t objTokens[] = new H5O_token_t[(int)info.nlinks];
int names_found = 0;
try {
names_found = H5.H5Gget_obj_info_all(H5fid, "/", objNames, objTypes, lnkTypes, objTokens,
HDF5Constants.H5_INDEX_NAME);
}
catch (Throwable err) {
err.printStackTrace();
fail("H5.H5Gget_obj_info_all: " + err);
}
assertTrue("number found[" + names_found + "] different than expected[" + objNames.length + "]",
names_found == objNames.length);
for (int i = 0; i < objNames.length; i++) {
assertNotNull("name #" + i + " does not exist", objNames[i]);
assertTrue(objNames[i].length() > 0);
if (objTypes[i] == HDF5Constants.H5O_TYPE_GROUP) {
assertTrue("Group is index: " + i + " ", i == 2);
assertTrue("Group is : " + objNames[i] + " ", objNames[i].compareToIgnoreCase("G1") == 0);
}
else if (objTypes[i] == HDF5Constants.H5O_TYPE_DATASET) {
assertTrue("Dataset is index: " + i + " ", (i == 0) || (i == 3));
if (i == 0)
assertTrue("Dataset is : " + objNames[i] + " ",
objNames[i].compareToIgnoreCase("DS1") == 0);
else
assertTrue("Dataset is : " + objNames[i] + " ",
objNames[i].compareToIgnoreCase("L1") == 0);
}
else if (objTypes[i] == HDF5Constants.H5O_TYPE_NAMED_DATATYPE) {
assertTrue("Datatype is index: " + i + " ", i == 1);
assertTrue("Datatype is : " + objNames[i] + " ", objNames[i].compareToIgnoreCase("DT1") == 0);
}
else {
fail(" Unknown at index: " + i + " " + objNames[i]);
}
}
}
}
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