1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214
|
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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 COPYING file, which can be found at the root of the source code *
* distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases. *
* 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.assertTrue;
import static org.junit.Assert.fail;
import java.io.File;
import hdf.hdf5lib.H5;
import hdf.hdf5lib.HDF5Constants;
import hdf.hdf5lib.exceptions.HDF5Exception;
import hdf.hdf5lib.exceptions.HDF5LibraryException;
import org.junit.After;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TestName;
public class TestH5Dplist {
@Rule public TestName testname = new TestName();
private static final String H5_FILE = "testDp.h5";
private static final int DIM_X = 4;
private static final int DIM_Y = 7;
private static final int EDIM_X = 6;
private static final int EDIM_Y = 10;
private static final int CHUNK_X = 4;
private static final int CHUNK_Y = 4;
private static final int NDIMS = 2;
private static final int FILLVAL = 99;
private static final int RANK = 2;
long H5fid = -1;
long H5dsid = -1;
long H5did = -1;
long H5dcpl_id = -1;
long[] H5dims = { DIM_X, DIM_Y };
long[] H5extdims = { EDIM_X, EDIM_Y };
long[] H5chunk_dims = { CHUNK_X, CHUNK_Y };
long[] H5maxdims = { HDF5Constants.H5S_UNLIMITED, HDF5Constants.H5S_UNLIMITED };
private final void _deleteFile(String filename) {
File file = new File(filename);
if (file.exists()) {
try {file.delete();} catch (SecurityException e) {}
}
}
private final void _createPDataset(long fid, long dsid, String name, long dcpl_val) {
try {
H5dcpl_id = H5.H5Pcreate(dcpl_val);
}
catch (Exception err) {
err.printStackTrace();
fail("H5.H5Pcreate: " + err);
}
assertTrue("TestH5Dplist._createPDataset: ", H5dcpl_id > 0);
// Set the chunk size.
try {
H5.H5Pset_chunk(H5dcpl_id, NDIMS, H5chunk_dims);
}
catch (Exception e) {
e.printStackTrace();
}
// Set the fill value for the dataset
try {
int[] fill_value = { FILLVAL };
H5.H5Pset_fill_value(H5dcpl_id, HDF5Constants.H5T_NATIVE_INT, fill_value);
}
catch (Exception e) {
e.printStackTrace();
}
// Set the allocation time to "early". This way we can be sure
// that reading from the dataset immediately after creation will
// return the fill value.
try {
H5.H5Pset_alloc_time(H5dcpl_id, HDF5Constants.H5D_ALLOC_TIME_EARLY);
}
catch (Exception e) {
e.printStackTrace();
}
_createDataset(H5fid, H5dsid, "dset", H5dcpl_id, HDF5Constants.H5P_DEFAULT);
}
private final void _createDataset(long fid, long dsid, String name, long dcpl, long dapl) {
try {
H5did = H5.H5Dcreate(fid, name,
HDF5Constants.H5T_STD_I32BE, dsid,
HDF5Constants.H5P_DEFAULT, dcpl, dapl);
}
catch (Throwable err) {
err.printStackTrace();
fail("H5.H5Dcreate: " + err);
}
assertTrue("TestH5Dplist._createDataset: ",H5did > 0);
}
@Before
public void createH5file() throws NullPointerException, HDF5Exception {
assertTrue("H5 open ids is 0",H5.getOpenIDCount()==0);
System.out.print(testname.getMethodName());
try {
H5fid = H5.H5Fcreate(H5_FILE, HDF5Constants.H5F_ACC_TRUNC,
HDF5Constants.H5P_DEFAULT, HDF5Constants.H5P_DEFAULT);
H5dsid = H5.H5Screate_simple(RANK, H5dims, H5maxdims);
}
catch (Throwable err) {
err.printStackTrace();
fail("TestH5Dplist.createH5file: " + err);
}
assertTrue("TestH5Dplist.createH5file: H5.H5Fcreate: ",H5fid > 0);
assertTrue("TestH5Dplist.createH5file: H5.H5Screate_simple: ",H5dsid > 0);
H5.H5Fflush(H5fid, HDF5Constants.H5F_SCOPE_LOCAL);
}
@After
public void deleteH5file() throws HDF5LibraryException {
if (H5dcpl_id >= 0)
try {H5.H5Pclose(H5dcpl_id);} catch (Exception ex) {}
if (H5did > 0)
try {H5.H5Dclose(H5did);} catch (Exception ex) {}
if (H5dsid > 0)
try {H5.H5Sclose(H5dsid);} catch (Exception ex) {}
if (H5fid > 0)
try {H5.H5Fclose(H5fid);} catch (Exception ex) {}
_deleteFile(H5_FILE);
System.out.println();
}
@Test
public void testH5Dset_extent() {
int[][] write_dset_data = new int[DIM_X][DIM_Y];
int[][] read_dset_data = new int[DIM_X][DIM_Y];
int[][] extend_dset_data = new int[EDIM_X][EDIM_Y];
// Initialize the dataset.
for (int indx = 0; indx < DIM_X; indx++)
for (int jndx = 0; jndx < DIM_Y; jndx++)
write_dset_data[indx][jndx] = indx * jndx - jndx;
_createPDataset(H5fid, H5dsid, "dset", HDF5Constants.H5P_DATASET_CREATE);
// Read values from the dataset, which has not been written to yet.
try {
H5.H5Dread(H5did, HDF5Constants.H5T_NATIVE_INT,
HDF5Constants.H5S_ALL, HDF5Constants.H5S_ALL,
HDF5Constants.H5P_DEFAULT, read_dset_data);
}
catch (Exception e) {
e.printStackTrace();
}
assertTrue("testH5Dset_extent - H5.H5Dread: ", read_dset_data[0][0] == 99);
// Write the data to the dataset.
try {
H5.H5Dwrite(H5did, HDF5Constants.H5T_NATIVE_INT,
HDF5Constants.H5S_ALL, HDF5Constants.H5S_ALL,
HDF5Constants.H5P_DEFAULT, write_dset_data);
}
catch (Exception e) {
e.printStackTrace();
}
// Read the data back.
try {
H5.H5Dread(H5did, HDF5Constants.H5T_NATIVE_INT,
HDF5Constants.H5S_ALL, HDF5Constants.H5S_ALL,
HDF5Constants.H5P_DEFAULT, read_dset_data);
}
catch (Exception e) {
e.printStackTrace();
}
assertTrue("testH5Dset_extent - H5.H5Dread: ", read_dset_data[3][6] == 12);
// Extend the dataset.
try {
H5.H5Dset_extent(H5did, H5extdims);
}
catch (Exception e) {
e.printStackTrace();
}
// Read from the extended dataset.
try {
H5.H5Dread(H5did, HDF5Constants.H5T_NATIVE_INT,
HDF5Constants.H5S_ALL, HDF5Constants.H5S_ALL,
HDF5Constants.H5P_DEFAULT, extend_dset_data);
}
catch (Exception e) {
e.printStackTrace();
}
assertTrue("testH5Dset_extent - H5.H5Dread: ", extend_dset_data[3][6] == 12);
assertTrue("testH5Dset_extent - H5.H5Dread: ", extend_dset_data[4][8] == 99);
}
}
|