@Test
public void testNetCDFWithDifferentTimeDimensions() throws MalformedURLException, IOException {
// Selection of the input file
final File workDir = new File(TestData.file(this, "."), "times");
if (!workDir.mkdir()) {
FileUtils.deleteDirectory(workDir);
assertTrue("Unable to create workdir:" + workDir, workDir.mkdir());
}
FileUtils.copyFile(TestData.file(this, "times.zip"), new File(workDir, "times.zip"));
TestData.unzipFile(this, "times/times.zip");
final File inputFile = TestData.file(this, "times/times.nc");
// Get format
final AbstractGridFormat format =
(AbstractGridFormat) GridFormatFinder.findFormat(inputFile.toURI().toURL(), null);
final NetCDFReader reader = new NetCDFReader(inputFile, null);
Assert.assertNotNull(format);
Assert.assertNotNull(reader);
try {
// Selection of all the Coverage names
String[] names = reader.getGridCoverageNames();
assertNotNull(names);
assertEquals(2, names.length);
// Parsing metadata values
assertEquals("true", reader.getMetadataValue(names[0], "HAS_TIME_DOMAIN"));
List<DimensionDescriptor> descriptors = reader.getDimensionDescriptors(names[0]);
assertEquals(1, descriptors.size());
DimensionDescriptor descriptor = descriptors.get(0);
assertEquals("time", descriptor.getStartAttribute());
assertEquals("TIME", descriptor.getName());
descriptors = reader.getDimensionDescriptors(names[1]);
assertEquals(1, descriptors.size());
descriptor = descriptors.get(0);
assertEquals("time1", descriptor.getStartAttribute());
assertEquals("TIME", descriptor.getName());
assertEquals("true", reader.getMetadataValue(names[1], "HAS_TIME_DOMAIN"));
} finally {
if (reader != null) {
try {
reader.dispose();
} catch (Throwable t) {
// Does nothing
}
}
FileUtils.deleteDirectory(TestData.file(this, "times"));
}
}
/**
* Complex test for Postgis indexing on db.
*
* @throws Exception
*/
@Test
public void testPostgisIndexing() throws Exception {
final File workDir = new File(TestData.file(this, "."), "watertemp4");
assertTrue(workDir.mkdir());
FileUtils.copyFile(TestData.file(this, "watertemp.zip"), new File(workDir, "watertemp.zip"));
TestData.unzipFile(this, "watertemp4/watertemp.zip");
final URL timeElevURL = TestData.url(this, "watertemp4");
// place datastore.properties file in the dir for the indexing
FileWriter out = null;
try {
out = new FileWriter(new File(TestData.file(this, "."), "/watertemp4/datastore.properties"));
final Set<Object> keyset = fixture.keySet();
for (Object key : keyset) {
final String key_ = (String) key;
final String value = fixture.getProperty(key_);
out.write(key_.replace(" ", "\\ ") + "=" + value.replace(" ", "\\ ") + "\n");
}
out.flush();
} finally {
if (out != null) {
IOUtils.closeQuietly(out);
}
}
// now start the test
final AbstractGridFormat format = TestUtils.getFormat(timeElevURL);
assertNotNull(format);
ImageMosaicReader reader = TestUtils.getReader(timeElevURL, format);
assertNotNull(reader);
final String[] metadataNames = reader.getMetadataNames();
assertNotNull(metadataNames);
assertEquals(metadataNames.length, 10);
assertEquals("true", reader.getMetadataValue("HAS_TIME_DOMAIN"));
final String timeMetadata = reader.getMetadataValue("TIME_DOMAIN");
assertNotNull(timeMetadata);
assertEquals(2, timeMetadata.split(",").length);
assertEquals(timeMetadata.split(",")[0], reader.getMetadataValue("TIME_DOMAIN_MINIMUM"));
assertEquals(timeMetadata.split(",")[1], reader.getMetadataValue("TIME_DOMAIN_MAXIMUM"));
assertEquals("true", reader.getMetadataValue("HAS_ELEVATION_DOMAIN"));
final String elevationMetadata = reader.getMetadataValue("ELEVATION_DOMAIN");
assertNotNull(elevationMetadata);
assertEquals(2, elevationMetadata.split(",").length);
assertEquals(
Double.parseDouble(elevationMetadata.split(",")[0]),
Double.parseDouble(reader.getMetadataValue("ELEVATION_DOMAIN_MINIMUM")),
1E-6);
assertEquals(
Double.parseDouble(elevationMetadata.split(",")[1]),
Double.parseDouble(reader.getMetadataValue("ELEVATION_DOMAIN_MAXIMUM")),
1E-6);
// limit yourself to reading just a bit of it
final ParameterValue<GridGeometry2D> gg = AbstractGridFormat.READ_GRIDGEOMETRY2D.createValue();
final GeneralEnvelope envelope = reader.getOriginalEnvelope();
final Dimension dim = new Dimension();
dim.setSize(
reader.getOriginalGridRange().getSpan(0) / 2.0,
reader.getOriginalGridRange().getSpan(1) / 2.0);
final Rectangle rasterArea = ((GridEnvelope2D) reader.getOriginalGridRange());
rasterArea.setSize(dim);
final GridEnvelope2D range = new GridEnvelope2D(rasterArea);
gg.setValue(new GridGeometry2D(range, envelope));
// use imageio with defined tiles
final ParameterValue<List> time = ImageMosaicFormat.TIME.createValue();
final List<Date> timeValues = new ArrayList<Date>();
final SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.sss'Z'");
sdf.setTimeZone(TimeZone.getTimeZone("GMT+0"));
Date date = sdf.parse("2008-10-31T00:00:00.000Z");
timeValues.add(date);
time.setValue(timeValues);
final ParameterValue<double[]> bkg = ImageMosaicFormat.BACKGROUND_VALUES.createValue();
bkg.setValue(new double[] {-9999.0});
final ParameterValue<Boolean> direct = ImageMosaicFormat.USE_JAI_IMAGEREAD.createValue();
direct.setValue(false);
final ParameterValue<List> elevation = ImageMosaicFormat.ELEVATION.createValue();
elevation.setValue(Arrays.asList(100.0));
// Test the output coverage
TestUtils.checkCoverage(
reader,
new GeneralParameterValue[] {gg, time, bkg, elevation, direct},
"Time-Elevation Test");
reader = TestUtils.getReader(timeElevURL, format);
elevation.setValue(Arrays.asList(NumberRange.create(0.0, 10.0)));
// Test the output coverage
TestUtils.checkCoverage(
reader,
new GeneralParameterValue[] {gg, time, bkg, elevation, direct},
"Time-Elevation Test");
}