/**
   * 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");
  }
Ejemplo n.º 2
0
  /**
   * Tests the {@link OverviewsController} with support for different resolutions/different number
   * of overviews.
   *
   * <p>world_a.tif => Pixel Size = (0.833333333333333,-0.833333333333333); 4 overviews world_b.tif
   * => Pixel Size = (1.406250000000000,-1.406250000000000); 2 overviews
   *
   * @throws IOException
   * @throws MismatchedDimensionException
   * @throws FactoryException
   * @throws TransformException
   */
  @Test
  public void testHeterogeneousGranules()
      throws IOException, MismatchedDimensionException, FactoryException, TransformException {

    final CoordinateReferenceSystem WGS84 = CRS.decode("EPSG:4326", true);
    final ReferencedEnvelope TEST_BBOX_A = new ReferencedEnvelope(-180, 0, -90, 90, WGS84);
    final ReferencedEnvelope TEST_BBOX_B = new ReferencedEnvelope(0, 180, 0, 90, WGS84);

    URL heterogeneousGranulesURL = TestData.url(this, "heterogeneous");
    // //
    //
    // Initialize mosaic variables
    //
    // //
    final Hints hints = new Hints(Hints.DEFAULT_COORDINATE_REFERENCE_SYSTEM, WGS84);
    final AbstractGridFormat format =
        (AbstractGridFormat) GridFormatFinder.findFormat(heterogeneousGranulesURL, hints);
    Assert.assertNotNull(format);
    Assert.assertFalse("UknownFormat", format instanceof UnknownFormat);

    final ImageMosaicReader reader =
        (ImageMosaicReader) format.getReader(heterogeneousGranulesURL, hints);
    Assert.assertNotNull(reader);

    final int nOv = reader.getNumberOfOvervies();
    final double[] hRes = reader.getHighestRes();
    final RasterManager rasterManager = new RasterManager(reader);

    // //
    //
    // Initialize granules related variables
    //
    // //
    final File g1File = new File(DataUtilities.urlToFile(heterogeneousGranulesURL), "world_a.tif");
    final File g2File = new File(DataUtilities.urlToFile(heterogeneousGranulesURL), "world_b.tif");
    final ImageReadParam readParamsG1 = new ImageReadParam();
    final ImageReadParam readParamsG2 = new ImageReadParam();
    int imageIndexG1 = 0;
    int imageIndexG2 = 0;

    final GranuleDescriptor granuleDescriptor1 =
        new GranuleDescriptor(g1File.getAbsolutePath(), TEST_BBOX_A, spi, (Geometry) null, true);
    final GranuleDescriptor granuleDescriptor2 =
        new GranuleDescriptor(g2File.getAbsolutePath(), TEST_BBOX_B, spi, (Geometry) null, true);
    assertNotNull(granuleDescriptor1.toString());
    assertNotNull(granuleDescriptor2.toString());

    final OverviewsController ovControllerG1 = granuleDescriptor1.overviewsController;
    final OverviewsController ovControllerG2 = granuleDescriptor2.overviewsController;

    // //
    //
    // Initializing read request
    //
    // //
    final GeneralEnvelope envelope = reader.getOriginalEnvelope();
    final GridEnvelope originalRange = reader.getOriginalGridRange();
    final Rectangle rasterArea =
        new Rectangle(
            0,
            0,
            (int) Math.ceil(originalRange.getSpan(0) / 9.0),
            (int) Math.ceil(originalRange.getSpan(1) / 9.0));
    final GridEnvelope2D range = new GridEnvelope2D(rasterArea);
    final GridToEnvelopeMapper geMapper = new GridToEnvelopeMapper(range, envelope);
    geMapper.setPixelAnchor(PixelInCell.CELL_CENTER);
    final AffineTransform gridToWorld = geMapper.createAffineTransform();
    final double requestedResolution[] =
        new double[] {
          XAffineTransform.getScaleX0(gridToWorld), XAffineTransform.getScaleY0(gridToWorld)
        };

    TestSet at = null;
    if (nOv == 4 && Math.abs(hRes[0] - 0.833333333333) <= THRESHOLD) {
      at = at1;
    } else if (nOv == 2 && Math.abs(hRes[0] - 1.40625) <= THRESHOLD) {
      at = at2;
    } else {
      return;
    }

    // //
    //
    // Starting OverviewsController tests
    //
    // //
    final OverviewPolicy[] ovPolicies =
        new OverviewPolicy[] {
          OverviewPolicy.QUALITY,
          OverviewPolicy.SPEED,
          OverviewPolicy.NEAREST,
          OverviewPolicy.IGNORE
        };
    for (int i = 0; i < ovPolicies.length; i++) {
      OverviewPolicy ovPolicy = ovPolicies[i];
      LOGGER.info("Testing with OverviewPolicy = " + ovPolicy.toString());
      imageIndexG1 =
          ReadParamsController.setReadParams(
              requestedResolution,
              ovPolicy,
              DecimationPolicy.ALLOW,
              readParamsG1,
              rasterManager,
              ovControllerG1);
      imageIndexG2 =
          ReadParamsController.setReadParams(
              requestedResolution,
              ovPolicy,
              DecimationPolicy.ALLOW,
              readParamsG2,
              rasterManager,
              ovControllerG2);
      assertSame(at.ot[i].g1.imageIndex, imageIndexG1);
      assertSame(at.ot[i].g2.imageIndex, imageIndexG2);
      assertSame(at.ot[i].g1.ssx, readParamsG1.getSourceXSubsampling());
      assertSame(at.ot[i].g1.ssy, readParamsG1.getSourceYSubsampling());
      assertSame(at.ot[i].g2.ssx, readParamsG2.getSourceXSubsampling());
      assertSame(at.ot[i].g2.ssy, readParamsG2.getSourceYSubsampling());
    }
  }
Ejemplo n.º 3
0
  @SuppressWarnings({"rawtypes", "unchecked"})
  @Test
  @Ignore
  public void IASI() throws Exception {

    final URL testURL = TestData.url(this, "IASI_C_EUMP_20121120062959_31590_eps_o_l2.nc");
    final Hints hints =
        new Hints(Hints.DEFAULT_COORDINATE_REFERENCE_SYSTEM, CRS.decode("EPSG:4326", true));
    // Get format
    final AbstractGridFormat format =
        (AbstractGridFormat) GridFormatFinder.findFormat(testURL, hints);
    final NetCDFReader reader = (NetCDFReader) format.getReader(testURL, hints);
    assertNotNull(format);
    assertNotNull(reader);
    try {
      String[] names = reader.getGridCoverageNames();
      assertNotNull(names);
      assertEquals(names.length, 20);

      // surface_emissivity
      final String coverageName = "surface_emissivity";
      final String[] metadataNames = reader.getMetadataNames(coverageName);
      assertNotNull(metadataNames);
      assertEquals(14, metadataNames.length);

      // Parsing metadata values
      assertEquals("false", reader.getMetadataValue(coverageName, "HAS_TIME_DOMAIN"));
      assertEquals("false", reader.getMetadataValue(coverageName, "HAS_ELEVATION_DOMAIN"));
      assertEquals("true", reader.getMetadataValue(coverageName, "HAS_NEW_DOMAIN"));

      // additional domains
      final String newDomain = reader.getMetadataValue(coverageName, "NEW_DOMAIN");
      assertNotNull(metadataNames);
      final String[] newDomainValues = newDomain.split(",");
      assertNotNull(newDomainValues);
      assertEquals(12, newDomainValues.length);
      assertEquals(13.063399669990758, Double.valueOf(newDomainValues[11]), 1E-6);
      assertEquals(3.6231999084702693, Double.valueOf(newDomainValues[0]), 1E-6);

      // subsetting the envelope
      final ParameterValue<GridGeometry2D> gg =
          AbstractGridFormat.READ_GRIDGEOMETRY2D.createValue();
      final GeneralEnvelope originalEnvelope = reader.getOriginalEnvelope(coverageName);
      final GeneralEnvelope reducedEnvelope =
          new GeneralEnvelope(
              new double[] {
                originalEnvelope.getLowerCorner().getOrdinate(0),
                originalEnvelope.getLowerCorner().getOrdinate(1)
              },
              new double[] {
                originalEnvelope.getMedian().getOrdinate(0),
                originalEnvelope.getMedian().getOrdinate(1)
              });
      reducedEnvelope.setCoordinateReferenceSystem(
          reader.getCoordinateReferenceSystem(coverageName));

      // Selecting bigger gridRange for a zoomed result
      final Dimension dim = new Dimension();
      GridEnvelope gridRange = reader.getOriginalGridRange(coverageName);
      dim.setSize(gridRange.getSpan(0) * 4.0, gridRange.getSpan(1) * 2.0);
      final Rectangle rasterArea = ((GridEnvelope2D) gridRange);
      rasterArea.setSize(dim);
      final GridEnvelope2D range = new GridEnvelope2D(rasterArea);
      gg.setValue(new GridGeometry2D(range, reducedEnvelope));

      // specify additional Dimensions
      Set<ParameterDescriptor<List>> params = reader.getDynamicParameters(coverageName);
      ParameterValue<List> new_ = null;
      for (ParameterDescriptor param : params) {
        if (param.getName().getCode().equalsIgnoreCase("NEW")) {
          new_ = param.createValue();
          new_.setValue(
              new ArrayList() {
                {
                  add(Double.valueOf(newDomainValues[11]));
                }
              });
        }
      }

      GeneralParameterValue[] values = new GeneralParameterValue[] {gg, new_};
      GridCoverage2D coverage = reader.read(coverageName, values);
      assertNotNull(coverage);
      if (TestData.isInteractiveTest()) {
        coverage.show();
      } else {
        PlanarImage.wrapRenderedImage(coverage.getRenderedImage()).getTiles();
      }
    } finally {
      if (reader != null) {
        try {
          reader.dispose();
        } catch (Throwable t) {
          // Does nothing
        }
      }
    }
  }