mirror of
https://github.com/HDFGroup/hdf5.git
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171 lines
7.3 KiB
Java
171 lines
7.3 KiB
Java
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* Copyright by The HDF Group. *
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* Copyright by the Board of Trustees of the University of Illinois. *
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* All rights reserved. *
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* *
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* This file is part of HDF5. The full HDF5 copyright notice, including *
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* terms governing use, modification, and redistribution, is contained in *
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* the files COPYING and Copyright.html. COPYING can be found at the root *
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* of the source code distribution tree; Copyright.html can be found at the *
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* root level of an installed copy of the electronic HDF5 document set and *
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* is linked from the top-level documents page. It can also be found at *
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* http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
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* access to either file, you may request a copy from help@hdfgroup.org. *
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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package test;
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import static org.junit.Assert.assertTrue;
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import static org.junit.Assert.fail;
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import java.io.File;
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import java.text.DecimalFormat;
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import java.text.NumberFormat;
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import hdf.hdf5lib.H5;
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import hdf.hdf5lib.HDF5Constants;
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import hdf.hdf5lib.exceptions.HDF5Exception;
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import hdf.hdf5lib.exceptions.HDF5LibraryException;
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import org.junit.After;
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import org.junit.Before;
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import org.junit.Rule;
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import org.junit.Test;
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import org.junit.rules.TestName;
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public class TestH5PData {
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@Rule public TestName testname = new TestName();
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private static final String H5_FILE = "test.h5";
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private static final int DIM_X = 12;
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private static final int DIM_Y = 18;
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long H5fid = -1;
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long H5dsid = -1;
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long H5did = -1;
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long plist_id = -1;
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long[] H5dims = { DIM_X, DIM_Y };
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double windchillF[][] =
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{{36.0, 31.0, 25.0, 19.0, 13.0, 7.0, 1.0, -5.0, -11.0, -16.0, -22.0, -28.0, -34.0, -40.0, -46.0, -52.0, -57.0, -63.0},
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{34.0, 27.0, 21.0, 15.0, 9.0, 3.0, -4.0, -10.0, -16.0, -22.0, -28.0, -35.0, -41.0, -47.0, -53.0, -59.0, -66.0, -72.0},
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{32.0, 25.0, 19.0, 13.0, 6.0, 0.0, -7.0, -13.0, -19.0, -26.0, -32.0, -39.0, -45.0, -51.0, -58.0, -64.0, -71.0, -77.0},
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{30.0, 24.0, 17.0, 11.0, 4.0, -2.0, -9.0, -15.0, -22.0, -29.0, -35.0, -42.0, -48.0, -55.0, -61.0, -68.0, -74.0, -81.0},
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{29.0, 23.0, 16.0, 9.0, 3.0, -4.0, -11.0, -17.0, -24.0, -31.0, -37.0, -44.0, -51.0, -58.0, -64.0, -71.0, -78.0, -84.0},
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{28.0, 22.0, 15.0, 8.0, 1.0, -5.0, -12.0, -19.0, -26.0, -33.0, -39.0, -46.0, -53.0, -60.0, -67.0, -73.0, -80.0, -87.0},
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{28.0, 21.0, 14.0, 7.0, 0.0, -7.0, -14.0, -21.0, -27.0, -34.0, -41.0, -48.0, -55.0, -62.0, -69.0, -76.0, -82.0, -89.0},
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{27.0, 20.0, 13.0, 6.0, -1.0, -8.0, -15.0, -22.0, -29.0, -36.0, -43.0, -50.0, -57.0, -64.0, -71.0, -78.0, -84.0, -91.0},
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{26.0, 19.0, 12.0, 5.0, -2.0, -9.0, -16.0, -23.0, -30.0, -37.0, -44.0, -51.0, -58.0, -65.0, -72.0, -79.0, -86.0, -93.0},
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{26.0, 19.0, 12.0, 4.0, -3.0, -10.0, -17.0, -24.0, -31.0, -38.0, -45.0, -52.0, -60.0, -67.0, -74.0, -81.0, -88.0, -95.0},
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{25.0, 18.0, 11.0, 4.0, -3.0, -11.0, -18.0, -25.0, -32.0, -39.0, -46.0, -54.0, -61.0, -68.0, -75.0, -82.0, -89.0, -97.0},
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{25.0, 17.0, 10.0, 3.0, -4.0, -11.0, -19.0, -26.0, -33.0, -40.0, -48.0, -55.0, -62.0, -69.0, -76.0, -84.0, -91.0, -98.0}
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};
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private final void _deleteFile(String filename) {
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File file = new File(filename);
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if (file.exists()) {
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try {file.delete();} catch (SecurityException e) {}
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}
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}
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private final long _createFloatDataset(long fid, long dsid, String name, long dapl) {
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long did = -1;
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try {
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did = H5.H5Dcreate(fid, name, HDF5Constants.H5T_NATIVE_FLOAT, dsid,
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HDF5Constants.H5P_DEFAULT, HDF5Constants.H5P_DEFAULT, dapl);
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}
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catch (Throwable err) {
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err.printStackTrace();
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fail("H5.H5Dcreate: " + err);
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}
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assertTrue("TestH5PData._createFloatDataset: ", did > 0);
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return did;
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}
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@Before
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public void createH5file()
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throws NullPointerException, HDF5Exception {
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assertTrue("H5 open ids is 0",H5.getOpenIDCount()==0);
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System.out.print(testname.getMethodName());
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try {
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H5fid = H5.H5Fcreate(H5_FILE, HDF5Constants.H5F_ACC_TRUNC,
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HDF5Constants.H5P_DEFAULT, HDF5Constants.H5P_DEFAULT);
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H5dsid = H5.H5Screate_simple(2, H5dims, null);
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H5did = _createFloatDataset(H5fid, H5dsid, "dset", HDF5Constants.H5P_DEFAULT);
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plist_id = H5.H5Pcreate(HDF5Constants.H5P_DATASET_XFER);
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}
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catch (Throwable err) {
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err.printStackTrace();
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fail("TestH5PData.createH5file: " + err);
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}
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assertTrue("TestH5PData.createH5file: H5.H5Fcreate: ",H5fid > 0);
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assertTrue("TestH5PData.createH5file: H5.H5Screate_simple: ",H5dsid > 0);
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assertTrue("TestH5PData.createH5file: _createFloatDataset: ",H5did > 0);
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assertTrue(plist_id > 0);
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H5.H5Fflush(H5fid, HDF5Constants.H5F_SCOPE_LOCAL);
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}
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@After
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public void deleteH5file() throws HDF5LibraryException {
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if (H5dsid > 0)
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try {H5.H5Sclose(H5dsid);} catch (Exception ex) {}
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if (H5did > 0)
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try {H5.H5Dclose(H5did);} catch (Exception ex) {}
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if (H5fid > 0)
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try {H5.H5Fclose(H5fid);} catch (Exception ex) {}
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_deleteFile(H5_FILE);
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if (plist_id > 0)
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try {H5.H5Pclose(plist_id);} catch (Exception ex) {}
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System.out.println();
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}
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@Test
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public void testH5Pdata_transform() {
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String f_to_c = "(5/9.0)*(x-32)";
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double windchillFread[][] = new double[DIM_X][DIM_Y];
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double windchillC;
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NumberFormat formatter = new DecimalFormat("#0.000");
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try {
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H5.H5Pset_data_transform(plist_id, f_to_c);
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H5.H5Dwrite(H5did, HDF5Constants.H5T_NATIVE_DOUBLE, HDF5Constants.H5S_ALL, HDF5Constants.H5S_ALL,
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plist_id, windchillF);
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H5.H5Dread(H5did, HDF5Constants.H5T_NATIVE_DOUBLE, HDF5Constants.H5S_ALL, HDF5Constants.H5S_ALL,
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HDF5Constants.H5P_DEFAULT, windchillFread);
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}
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catch (Throwable err) {
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err.printStackTrace();
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fail("H5Pdata_transform: " + err);
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}
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for(int row = 0; row < DIM_X; row++)
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for(int col = 0; col < DIM_Y; col++) {
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windchillC = (5/9.0)*(windchillF[row][col]-32);
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String Cstr = formatter.format(windchillC);
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String Fread = formatter.format(windchillFread[row][col]);
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assertTrue("H5Pdata_transform: <"+row+","+col+">"+Fread+"="+Cstr, Fread.compareTo(Cstr)==0);
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}
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}
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@Test
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public void testH5P_buffer() {
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long default_size = 0;
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long size = 0;
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try {
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default_size = H5.H5Pget_buffer_size(plist_id);
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H5.H5Pset_buffer_size(plist_id, DIM_X*DIM_Y);
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size = H5.H5Pget_buffer_size(plist_id);
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}
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catch (Throwable err) {
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err.printStackTrace();
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fail("H5P_buffer fail: " + err);
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}
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assertTrue("H5P_buffer default: "+default_size, default_size==1024*1024);
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assertTrue("H5P_buffer size: "+size, size==DIM_X*DIM_Y);
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}
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}
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