/**
* Encode the interval range
*
* @param range
*/
private boolean setRange(NumberRange<? extends Number> range) {
if (range != null
&& !Double.isInfinite(range.getMaximum())
&& !Double.isInfinite(range.getMinimum())) {
start("swe:interval");
chars(range.getMinValue() + " " + range.getMaxValue());
end("swe:interval");
return true;
}
return false;
}
/**
* Set additional dimension metadata to the DescribeCoverage element
*
* @param name the custom dimension name
* @param dimension the custom dimension related {@link DimensionInfo} instance
* @param helper the {@link WCSDimensionsHelper} instance to be used to parse domains
* @throws IOException
*/
private void setAdditionalDimensionMetadata(
final String name, final DimensionInfo dimension, WCSDimensionsHelper helper)
throws IOException {
Utilities.ensureNonNull("helper", helper);
final String startTag =
initStartMetadataTag(TAG.ADDITIONAL_DIMENSION, name, dimension, helper);
start(startTag);
// Custom dimension only supports List presentation
final List<String> domain = helper.getDomain(name);
// TODO: check if we are in the list of instants case, or in the list of periods case
// list case
int i = 0;
for (String item : domain) {
Date date = WCSDimensionsValueParser.parseAsDate(item);
if (date != null) {
final String dimensionId = helper.getCoverageId() + "_dd_" + i;
encodeDate(date, helper, dimensionId);
continue;
}
Double number = WCSDimensionsValueParser.parseAsDouble(item);
if (number != null) {
element(TAG.SINGLE_VALUE, item.toString());
continue;
}
NumberRange<Double> range = WCSDimensionsValueParser.parseAsDoubleRange(item);
if (range != null) {
encodeInterval(
range.getMinValue().toString(), range.getMaxValue().toString(), null, null);
continue;
}
// TODO: Add support for date Ranges
if (item instanceof String) {
element(TAG.SINGLE_VALUE, item.toString());
}
// else if (item instanceof DateRange) {
// final String dimensionId = helper.getCoverageId() + "_dd_" + i;
// encodeDateRange((DateRange) item, helper, dimensionId);
// }
// TODO: Add more cases
i++;
}
end(TAG.ADDITIONAL_DIMENSION);
}
@Override
public boolean equals(Object obj) {
if (this == obj) return true;
if (obj == null) return false;
if (getClass() != obj.getClass()) return false;
CoverageDimensionImpl other = (CoverageDimensionImpl) obj;
if (description == null) {
if (other.description != null) return false;
} else if (!description.equals(other.description)) return false;
if (dimensionType == null) {
if (other.dimensionType != null) return false;
} else if (!dimensionType.equals(other.dimensionType)) return false;
if (id == null) {
if (other.id != null) return false;
} else if (!id.equals(other.id)) return false;
if (name == null) {
if (other.name != null) return false;
} else if (!name.equals(other.name)) return false;
if (nullValues == null) {
if (other.nullValues != null) return false;
} else if (!nullValues.equals(other.nullValues)) return false;
if (range == null) {
if (other.range != null) return false;
} else if (!range.equals(other.range)) return false;
if (unit == null) {
if (other.unit != null) return false;
} else if (!unit.equals(other.unit)) return false;
return true;
}
/**
* Creates a {@link GridCoverage} for the provided {@link PlanarImage} using the {@link
* #raster2Model} that was provided for this coverage.
*
* <p>This method is vital when working with coverages that have a raster to model transformation
* that is not a simple scale and translate.
*
* @param image contains the data for the coverage to create.
* @param raster2Model is the {@link MathTransform} that maps from the raster space to the model
* space.
* @return a {@link GridCoverage}
* @throws IOException
*/
protected final GridCoverage2D createCoverage(PlanarImage image, MathTransform raster2Model)
throws IOException {
// creating bands
final SampleModel sm = image.getSampleModel();
final ColorModel cm = image.getColorModel();
final int numBands = sm.getNumBands();
final GridSampleDimension[] bands = new GridSampleDimension[numBands];
// setting bands names.
Category noDataCategory = null;
final Map<String, Double> properties = new HashMap<String, Double>();
if (!Double.isNaN(noData)) {
noDataCategory =
new Category(
Vocabulary.formatInternational(VocabularyKeys.NODATA),
new Color[] {new Color(0, 0, 0, 0)},
NumberRange.create(noData, noData),
NumberRange.create(noData, noData));
properties.put("GC_NODATA", new Double(noData));
}
Set<String> bandNames = new HashSet<String>();
for (int i = 0; i < numBands; i++) {
final ColorInterpretation colorInterpretation = TypeMap.getColorInterpretation(cm, i);
if (colorInterpretation == null) throw new IOException("Unrecognized sample dimension type");
Category[] categories = null;
if (noDataCategory != null) {
categories = new Category[] {noDataCategory};
}
String bandName = colorInterpretation.name();
// make sure we create no duplicate band names
if (colorInterpretation == ColorInterpretation.UNDEFINED || bandNames.contains(bandName)) {
bandName = "Band" + (i + 1);
}
bands[i] = new GridSampleDimension(bandName, categories, null).geophysics(true);
}
// creating coverage
if (raster2Model != null) {
return coverageFactory.create(
coverageName, image, crs, raster2Model, bands, null, properties);
}
return coverageFactory.create(
coverageName, image, new GeneralEnvelope(originalEnvelope), bands, null, properties);
}
/** Add a metadata element to the FileGroup metadata map */
private void addMetadaElement(
String name, Comparable min, Comparable max, Map<String, Object> metadataMap) {
if (Utils.TIME_DOMAIN.equalsIgnoreCase(name) || min instanceof Date) {
metadataMap.put(name.toUpperCase(), new DateRange((Date) min, (Date) max));
} else if (Utils.ELEVATION_DOMAIN.equalsIgnoreCase(name) || min instanceof Number) {
metadataMap.put(
name.toUpperCase(),
NumberRange.create(
((Number) min).doubleValue(), true, ((Number) max).doubleValue(), true));
} else {
metadataMap.put(name, new Range(String.class, (String) min, (String) max));
}
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((description == null) ? 0 : description.hashCode());
result = prime * result + ((dimensionType == null) ? 0 : dimensionType.hashCode());
result = prime * result + ((id == null) ? 0 : id.hashCode());
result = prime * result + ((name == null) ? 0 : name.hashCode());
result = prime * result + ((nullValues == null) ? 0 : nullValues.hashCode());
result = prime * result + ((range == null) ? 0 : range.hashCode());
result = prime * result + ((unit == null) ? 0 : unit.hashCode());
return result;
}
/**
* Set the elevationDomain metadata in case the dimensionsHelper instance has an
* elevationDimension
*
* @param helper
* @throws IOException
*/
private void handleElevationMetadata(WCSDimensionsHelper helper) throws IOException {
// Null check has been performed in advance
final DimensionInfo elevationDimension = helper.getElevationDimension();
if (elevationDimension != null) {
start(initStartMetadataTag(TAG.ELEVATION_DOMAIN, null, elevationDimension, helper));
final DimensionPresentation presentation = elevationDimension.getPresentation();
switch (presentation) {
// Where _er_ means elevation range
case CONTINUOUS_INTERVAL:
encodeInterval(helper.getBeginElevation(), helper.getEndElevation(), null, null);
break;
case DISCRETE_INTERVAL:
encodeInterval(
helper.getBeginElevation(),
helper.getEndElevation(),
helper.getElevationResolutionUnit(),
helper.getElevationResolutionValue());
break;
default:
// TODO: check if we are in the list of instants case, or in the list of periods case
// list case
final TreeSet<Object> domain = helper.getElevationDomain();
for (Object item : domain) {
if (item instanceof Number) {
element(TAG.SINGLE_VALUE, item.toString());
} else if (item instanceof NumberRange) {
NumberRange range = (NumberRange) item;
encodeInterval(
range.getMinValue().toString(), range.getMaxValue().toString(), null, null);
}
}
break;
}
end(TAG.ELEVATION_DOMAIN);
}
}
@Override
protected void setBoundedByElement(SpatioTemporalImageReader reader) {
Map<String, String> map = getAttributesMap(reader);
BoundedBy bb = getBoundedBy();
if (bb == null) throw new IllegalArgumentException("Provided BoundedBy element is null");
final String typeS = map.get(GRIB1ImageMetadata.GRID_TYPE);
// TODO: Add more check on grid types
// ////////////////////////////////////////////////////////////////////
//
// Setting Envelope
//
// ////////////////////////////////////////////////////////////////////
if (typeS != null) {
final int type = Integer.parseInt(typeS);
final String lat1s = map.get(GRIB1ImageMetadata.GRID_LAT_1);
final String lat2s = map.get(GRIB1ImageMetadata.GRID_LAT_2);
final String lon1s = map.get(GRIB1ImageMetadata.GRID_LON_1);
final String lon2s = map.get(GRIB1ImageMetadata.GRID_LON_2);
if (lat1s != null && lat2s != null && lon1s != null && lon2s != null) {
double[] lc = new double[] {Double.parseDouble(lon1s), Double.parseDouble(lat1s)};
double[] uc = new double[] {Double.parseDouble(lon2s), Double.parseDouble(lat2s)};
switch (type) {
case 10:
final String deltaX = map.get(GRIB1ImageMetadata.GRID_DELTA_X);
final String deltaY = map.get(GRIB1ImageMetadata.GRID_DELTA_Y);
final String latSP = map.get(GRIB1ImageMetadata.GRID_LAT_SP);
final String lonSP = map.get(GRIB1ImageMetadata.GRID_LON_SP);
final String nX = map.get(GRIB1ImageMetadata.GRID_N_X);
final String nY = map.get(GRIB1ImageMetadata.GRID_N_Y);
if (deltaX != null
&& deltaY != null
&& lonSP != null
&& latSP != null
&& nY != null
&& nX != null) {
final double lonSp = Double.parseDouble(lonSP);
final double latSp = Double.parseDouble(latSP);
final double dX = Double.parseDouble(deltaX);
final double dY = Double.parseDouble(deltaY);
final double x = Double.parseDouble(nX);
final double y = Double.parseDouble(nY);
uc = getGridCoords(x * dX, y * dY, lc[0], lc[1], lonSp, latSp);
lc = getGridCoords(0, 0, lc[0], lc[1], lonSp, latSp);
}
// TODO: Fix this
case 0:
if (lc[0] > uc[0]) {
final double temp = lc[0];
lc[0] = uc[0];
uc[0] = temp;
}
if (lc[1] > uc[1]) {
final double temp = lc[1];
lc[1] = uc[1];
uc[1] = temp;
}
}
bb.setLowerCorner(lc);
bb.setUpperCorner(uc);
}
}
if (isHasVerticalCRS()) {
final String pdsValues = map.get(GRIB1ImageMetadata.PDSL_VALUES);
final String isNumeric = map.get(GRIB1ImageMetadata.PDSL_ISNUMERIC);
if (isNumeric != null && Boolean.parseBoolean(isNumeric)) {
final String[] values = pdsValues.split(GRIB1Utilities.VALUES_SEPARATOR);
if (values != null) {
if (values.length == 1) bb.setVerticalExtent(Double.parseDouble(values[0]));
else if (values.length == 2) {
final double d1 = Double.parseDouble(values[0]);
final double d2 = Double.parseDouble(values[1]);
if (d1 != d2) bb.setVerticalExtent(NumberRange.create(d1, d2));
else bb.setVerticalExtent(d1);
} else {
throw new IllegalArgumentException("Unable to set a proper Vertical Extent");
}
}
} else {
bb.setVerticalExtent(0);
}
}
if (isHasTemporalCRS()) {
// //
//
// Setting temporal Extent
//
// //
final String time = map.get(GRIB1ImageMetadata.PROD_TIME);
if (Utilities.ensureValidString(time)) {
// if (time.contains(GRIB1Utilities.DATE_SEPARATOR)) {
// String beginEnd[] = time
// .split(GRIB1Utilities.DATE_SEPARATOR);
// bb.setTemporalExtent(beginEnd);
// } else
// bb.setTemporalExtent(time);
}
}
}
/**
* Takes a GetLegendGraphicRequest and produces a BufferedImage that then can be used by a
* subclass to encode it to the appropriate output format.
*
* @param request the "parsed" request, where "parsed" means that it's values are already
* validated so this method must not take care of verifying the requested layer exists and the
* like.
* @throws ServiceException if there are problems creating a "sample" feature instance for the
* FeatureType <code>request</code> returns as the required layer (which should not occur).
*/
public BufferedImage buildLegendGraphic(GetLegendGraphicRequest request) throws ServiceException {
// list of images to be rendered for the layers (more than one if
// a layer group is given)
List<RenderedImage> layersImages = new ArrayList<RenderedImage>();
List<LegendRequest> layers = request.getLegends();
// List<FeatureType> layers=request.getLayers();
// List<Style> styles=request.getStyles();
// List<String> rules=request.getRules();
boolean forceLabelsOn = false;
boolean forceLabelsOff = false;
if (request.getLegendOptions().get("forceLabels") instanceof String) {
String forceLabelsOpt = (String) request.getLegendOptions().get("forceLabels");
if (forceLabelsOpt.equalsIgnoreCase("on")) {
forceLabelsOn = true;
} else if (forceLabelsOpt.equalsIgnoreCase("off")) {
forceLabelsOff = true;
}
}
boolean forceTitlesOff = false;
if (request.getLegendOptions().get("forceTitles") instanceof String) {
String forceTitlesOpt = (String) request.getLegendOptions().get("forceTitles");
if (forceTitlesOpt.equalsIgnoreCase("off")) {
forceTitlesOff = true;
}
}
for (LegendRequest legend : layers) {
FeatureType layer = legend.getFeatureType();
// style and rule to use for the current layer
Style gt2Style = legend.getStyle();
if (gt2Style == null) {
throw new NullPointerException("request.getStyle()");
}
// get rule corresponding to the layer index
// normalize to null for NO RULE
String ruleName = legend.getRule(); // was null
// width and height, we might have to rescale those in case of DPI usage
int w = request.getWidth();
int h = request.getHeight();
// apply dpi rescale
double dpi = RendererUtilities.getDpi(request.getLegendOptions());
double standardDpi = RendererUtilities.getDpi(Collections.emptyMap());
if (dpi != standardDpi) {
double scaleFactor = dpi / standardDpi;
w = (int) Math.round(w * scaleFactor);
h = (int) Math.round(h * scaleFactor);
DpiRescaleStyleVisitor dpiVisitor = new DpiRescaleStyleVisitor(scaleFactor);
dpiVisitor.visit(gt2Style);
gt2Style = (Style) dpiVisitor.getCopy();
}
// apply UOM rescaling if we have a scale
if (request.getScale() > 0) {
double pixelsPerMeters =
RendererUtilities.calculatePixelsPerMeterRatio(
request.getScale(), request.getLegendOptions());
UomRescaleStyleVisitor rescaleVisitor = new UomRescaleStyleVisitor(pixelsPerMeters);
rescaleVisitor.visit(gt2Style);
gt2Style = (Style) rescaleVisitor.getCopy();
}
boolean strict = request.isStrict();
final boolean transparent = request.isTransparent();
RenderedImage titleImage = null;
// if we have more than one layer, we put a title on top of each layer legend
if (layers.size() > 1 && !forceTitlesOff) {
titleImage = getLayerTitle(legend, w, h, transparent, request);
}
// Check for rendering transformation
boolean hasVectorTransformation = false;
boolean hasRasterTransformation = false;
List<FeatureTypeStyle> ftsList = gt2Style.featureTypeStyles();
for (int i = 0; i < ftsList.size(); i++) {
FeatureTypeStyle fts = ftsList.get(i);
Expression exp = fts.getTransformation();
if (exp != null) {
ProcessFunction processFunction = (ProcessFunction) exp;
Name processName = processFunction.getProcessName();
Map<String, Parameter<?>> outputs = Processors.getResultInfo(processName, null);
if (outputs.isEmpty()) {
continue;
}
Parameter<?> output =
outputs.values().iterator().next(); // we assume there is only one output
if (SimpleFeatureCollection.class.isAssignableFrom(output.getType())) {
hasVectorTransformation = true;
break;
} else if (GridCoverage2D.class.isAssignableFrom(output.getType())) {
hasRasterTransformation = true;
break;
}
}
}
final boolean buildRasterLegend =
(!strict && layer == null && LegendUtils.checkRasterSymbolizer(gt2Style))
|| (LegendUtils.checkGridLayer(layer) && !hasVectorTransformation)
|| hasRasterTransformation;
// Just checks LegendInfo currently, should check gtStyle
final boolean useProvidedLegend = layer != null && legend.getLayerInfo() != null;
RenderedImage legendImage = null;
if (useProvidedLegend) {
legendImage = getLayerLegend(legend, w, h, transparent, request);
}
if (buildRasterLegend) {
final RasterLayerLegendHelper rasterLegendHelper =
new RasterLayerLegendHelper(request, gt2Style, ruleName);
final BufferedImage image = rasterLegendHelper.getLegend();
if (image != null) {
if (titleImage != null) {
layersImages.add(titleImage);
}
layersImages.add(image);
}
} else if (useProvidedLegend && legendImage != null) {
if (titleImage != null) {
layersImages.add(titleImage);
}
layersImages.add(legendImage);
} else {
final Feature sampleFeature;
if (layer == null || hasVectorTransformation) {
sampleFeature = createSampleFeature();
} else {
sampleFeature = createSampleFeature(layer);
}
final FeatureTypeStyle[] ftStyles =
gt2Style.featureTypeStyles().toArray(new FeatureTypeStyle[0]);
final double scaleDenominator = request.getScale();
final Rule[] applicableRules;
if (ruleName != null) {
Rule rule = LegendUtils.getRule(ftStyles, ruleName);
if (rule == null) {
throw new ServiceException(
"Specified style does not contains a rule named " + ruleName);
}
applicableRules = new Rule[] {rule};
} else {
applicableRules = LegendUtils.getApplicableRules(ftStyles, scaleDenominator);
}
final NumberRange<Double> scaleRange =
NumberRange.create(scaleDenominator, scaleDenominator);
final int ruleCount = applicableRules.length;
/**
* A legend graphic is produced for each applicable rule. They're being held here until the
* process is done and then painted on a "stack" like legend.
*/
final List<RenderedImage> legendsStack = new ArrayList<RenderedImage>(ruleCount);
final SLDStyleFactory styleFactory = new SLDStyleFactory();
double minimumSymbolSize = MINIMUM_SYMBOL_SIZE;
// get minSymbolSize from LEGEND_OPTIONS, if defined
if (request.getLegendOptions().get("minSymbolSize") instanceof String) {
String minSymbolSizeOpt = (String) request.getLegendOptions().get("minSymbolSize");
try {
minimumSymbolSize = Double.parseDouble(minSymbolSizeOpt);
} catch (NumberFormatException e) {
throw new IllegalArgumentException("Invalid minSymbolSize value: should be a number");
}
}
// calculate the symbols rescaling factor necessary for them to be
// drawn inside the icon box
double symbolScale =
calcSymbolScale(w, h, layer, sampleFeature, applicableRules, minimumSymbolSize);
for (int i = 0; i < ruleCount; i++) {
final RenderedImage image =
ImageUtils.createImage(w, h, (IndexColorModel) null, transparent);
final Map<RenderingHints.Key, Object> hintsMap =
new HashMap<RenderingHints.Key, Object>();
final Graphics2D graphics =
ImageUtils.prepareTransparency(
transparent, LegendUtils.getBackgroundColor(request), image, hintsMap);
graphics.setRenderingHint(
RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
Feature sample = getSampleFeatureForRule(layer, sampleFeature, applicableRules[i]);
FilterFactory ff = CommonFactoryFinder.getFilterFactory();
final Symbolizer[] symbolizers = applicableRules[i].getSymbolizers();
final GraphicLegend graphic = applicableRules[i].getLegend();
// If this rule has a legend graphic defined in the SLD, use it
if (graphic != null) {
if (this.samplePoint == null) {
Coordinate coord = new Coordinate(w / 2, h / 2);
try {
this.samplePoint = new LiteShape2(geomFac.createPoint(coord), null, null, false);
} catch (Exception e) {
this.samplePoint = null;
}
}
shapePainter.paint(graphics, this.samplePoint, graphic, scaleDenominator, false);
} else {
for (int sIdx = 0; sIdx < symbolizers.length; sIdx++) {
Symbolizer symbolizer = symbolizers[sIdx];
if (symbolizer instanceof RasterSymbolizer) {
// skip it
} else {
// rescale symbols if needed
if (symbolScale > 1.0 && symbolizer instanceof PointSymbolizer) {
PointSymbolizer pointSymbolizer = cloneSymbolizer(symbolizer);
if (pointSymbolizer.getGraphic() != null) {
double size =
getPointSymbolizerSize(sample, pointSymbolizer, Math.min(w, h) - 4);
pointSymbolizer
.getGraphic()
.setSize(ff.literal(size / symbolScale + minimumSymbolSize));
symbolizer = pointSymbolizer;
}
}
Style2D style2d = styleFactory.createStyle(sample, symbolizer, scaleRange);
LiteShape2 shape = getSampleShape(symbolizer, w, h);
if (style2d != null) {
shapePainter.paint(graphics, shape, style2d, scaleDenominator);
}
}
}
}
if (image != null && titleImage != null) {
layersImages.add(titleImage);
titleImage = null;
}
legendsStack.add(image);
graphics.dispose();
}
// JD: changed legend behavior, see GEOS-812
// this.legendGraphic = scaleImage(mergeLegends(legendsStack), request);
BufferedImage image =
mergeLegends(legendsStack, applicableRules, request, forceLabelsOn, forceLabelsOff);
if (image != null) {
layersImages.add(image);
}
}
}
// all legend graphics are merged if we have a layer group
BufferedImage finalLegend =
mergeLegends(layersImages, null, request, forceLabelsOn, forceLabelsOff);
if (finalLegend == null) {
throw new IllegalArgumentException("no legend passed");
}
return finalLegend;
}
@DescribeResult(name = "result", description = "The contours feature collection")
public SimpleFeatureCollection execute(
@DescribeParameter(name = "data", description = "The raster to be used as the source")
GridCoverage2D gc2d,
@DescribeParameter(
name = "band",
description = "The source image band to process",
min = 0,
max = 1)
Integer band,
@DescribeParameter(name = "levels", description = "Values for which to generate contours")
double[] levels,
@DescribeParameter(
name = "interval",
description = "Interval between contour values (ignored if levels arg is supplied)",
min = 0)
Double interval,
@DescribeParameter(
name = "simplify",
description = "Values for which to generate contours",
min = 0)
Boolean simplify,
@DescribeParameter(
name = "smooth",
description = "Values for which to generate contours",
min = 0)
Boolean smooth,
@DescribeParameter(
name = "roi",
description = "The geometry used to delineate the area of interest in model space",
min = 0)
Geometry roi,
ProgressListener progressListener)
throws ProcessException {
//
// initial checks
//
if (gc2d == null) {
throw new ProcessException("Invalid input, source grid coverage should be not null");
}
if (band != null && (band < 0 || band >= gc2d.getNumSampleDimensions())) {
throw new ProcessException("Invalid input, invalid band number:" + band);
}
boolean hasValues = !(levels == null || levels.length == 0);
if (!hasValues && interval == null) {
throw new ProcessException("One between interval and values must be valid");
}
// switch to geophisics if necessary
gc2d = gc2d.view(ViewType.GEOPHYSICS);
//
// GRID TO WORLD preparation
//
final AffineTransform mt2D =
(AffineTransform) gc2d.getGridGeometry().getGridToCRS2D(PixelOrientation.CENTER);
// get the list of nodata, if any
List<Object> noDataList = new ArrayList<Object>();
for (GridSampleDimension sd : gc2d.getSampleDimensions()) {
// grab all the explicit nodata
final double[] sdNoData = sd.getNoDataValues();
if (sdNoData != null) {
for (double nodata : sdNoData) {
noDataList.add(nodata);
}
}
// handle also readers setting up nodata in a category with a specific name
if (sd.getCategories() != null) {
for (Category cat : sd.getCategories()) {
if (cat.getName().equals(NO_DATA)) {
final NumberRange<? extends Number> catRange = cat.getRange();
if (catRange.getMinimum() == catRange.getMaximum()) {
noDataList.add(catRange.getMinimum());
} else {
Range<Double> noData =
new Range<Double>(
catRange.getMinimum(),
catRange.isMinIncluded(),
catRange.getMaximum(),
catRange.isMaxIncluded());
noDataList.add(noData);
}
}
}
}
}
// get the rendered image
final RenderedImage raster = gc2d.getRenderedImage();
// perform jai operation
ParameterBlockJAI pb = new ParameterBlockJAI("Contour");
pb.setSource("source0", raster);
if (roi != null) {
pb.setParameter("roi", CoverageUtilities.prepareROI(roi, mt2D));
}
if (band != null) {
pb.setParameter("band", band);
}
if (interval != null) {
pb.setParameter("interval", interval);
} else {
final ArrayList<Double> elements = new ArrayList<Double>(levels.length);
for (double level : levels) elements.add(level);
pb.setParameter("levels", elements);
}
if (simplify != null) {
pb.setParameter("simplify", simplify);
}
if (smooth != null) {
pb.setParameter("smooth", smooth);
}
if (noDataList != null) {
pb.setParameter("nodata", noDataList);
}
final RenderedOp dest = JAI.create("Contour", pb);
@SuppressWarnings("unchecked")
final Collection<LineString> prop =
(Collection<LineString>) dest.getProperty(ContourDescriptor.CONTOUR_PROPERTY_NAME);
// wrap as a feature collection and return
final SimpleFeatureType schema = CoverageUtilities.createFeatureType(gc2d, LineString.class);
final SimpleFeatureBuilder builder = new SimpleFeatureBuilder(schema);
int i = 0;
final ListFeatureCollection featureCollection = new ListFeatureCollection(schema);
final AffineTransformation jtsTransformation =
new AffineTransformation(
mt2D.getScaleX(),
mt2D.getShearX(),
mt2D.getTranslateX(),
mt2D.getShearY(),
mt2D.getScaleY(),
mt2D.getTranslateY());
for (LineString line : prop) {
// get value
Double value = (Double) line.getUserData();
line.setUserData(null);
// filter coordinates in place
line.apply(jtsTransformation);
// create feature and add to list
builder.set("the_geom", line);
builder.set("value", value);
featureCollection.add(builder.buildFeature(String.valueOf(i++)));
}
// return value
return featureCollection;
}
/** Returns the expected range of values for the resulting image. */
protected NumberRange deriveRange(final NumberRange[] ranges, final Parameters parameters) {
final NumberRange range = ranges[0];
final double min = Math.log(range.getMinimum());
final double max = Math.log(range.getMaximum());
return NumberRange.create(min, max);
}
/**
* 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");
}
@Test
public void testFileInfo()
throws NoSuchAuthorityCodeException, FactoryException, IOException, ParseException {
File nc2 = new File(TestData.file(this, "."), "nc2");
if (nc2.exists()) {
FileUtils.deleteDirectory(nc2);
}
assertTrue(nc2.mkdirs());
File file = TestData.file(this, "O3-NO2.nc");
FileUtils.copyFileToDirectory(file, nc2);
file = new File(nc2, "O3-NO2.nc");
final Hints hints =
new Hints(Hints.DEFAULT_COORDINATE_REFERENCE_SYSTEM, CRS.decode("EPSG:4326", true));
// Get format
final AbstractGridFormat format =
(AbstractGridFormat) GridFormatFinder.findFormat(file.toURI().toURL(), hints);
final NetCDFReader reader = (NetCDFReader) format.getReader(file.toURI().toURL(), hints);
assertNotNull(format);
CloseableIterator<FileGroup> files = null;
try {
String[] names = reader.getGridCoverageNames();
names = new String[] {names[1]};
for (String coverageName : names) {
final String[] metadataNames = reader.getMetadataNames(coverageName);
assertNotNull(metadataNames);
assertEquals(metadataNames.length, 12);
ResourceInfo info = reader.getInfo(coverageName);
assertTrue(info instanceof FileResourceInfo);
FileResourceInfo fileInfo = (FileResourceInfo) info;
files = fileInfo.getFiles(null);
int fileGroups = 0;
FileGroup fg = null;
while (files.hasNext()) {
fg = files.next();
fileGroups++;
}
assertEquals(1, fileGroups);
File mainFile = fg.getMainFile();
assertEquals("O3-NO2", FilenameUtils.getBaseName(mainFile.getAbsolutePath()));
Map<String, Object> metadata = fg.getMetadata();
assertNotNull(metadata);
assertFalse(metadata.isEmpty());
Set<String> keys = metadata.keySet();
// envelope, time, elevation = 3 elements
assertEquals(3, keys.size());
// Check time
final SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.sss'Z'");
sdf.setTimeZone(TimeZone.getTimeZone("GMT+0"));
Date start = sdf.parse("2012-04-01T00:00:00.000Z");
Date end = sdf.parse("2012-04-01T01:00:00.000Z");
DateRange timeRange = new DateRange(start, end);
assertEquals(timeRange, metadata.get(Utils.TIME_DOMAIN));
// Check elevation
NumberRange<Double> elevationRange = NumberRange.create(10.0, 450.0);
assertEquals(elevationRange, metadata.get(Utils.ELEVATION_DOMAIN));
}
} catch (Throwable t) {
throw new RuntimeException(t);
} finally {
if (files != null) {
files.close();
}
if (reader != null) {
try {
reader.dispose();
} catch (Throwable t) {
// Does nothing
}
}
}
}
