Examples of WCSDimensionsSubsetHelper

            // get a reader for this coverage
            final GridCoverage2DReader reader = (GridCoverage2DReader) cinfo.getGridCoverageReader(
                    new DefaultProgressListener(), 
                    hints);


            WCSDimensionsSubsetHelper helper = parseGridCoverageRequest(cinfo, reader, request, extensions);
            GridCoverageRequest gcr = helper.getGridCoverageRequest();


            //TODO consider dealing with the Format instance instead of a String parsing or check against WCSUtils.isSupportedMDOutputFormat(String).
            final GridCoverageFactory coverageFactory = CoverageFactoryFinder.getGridCoverageFactory(hints);
            if (reader instanceof StructuredGridCoverage2DReader && formatSupportMDOutput(request.getFormat())) {
                // Split the main request into a List of requests in order to read more coverages to be stacked 
                final Set<GridCoverageRequest> requests = helper.splitRequestToSet();
                if (requests == null || requests.isEmpty()) {
                    throw new IllegalArgumentException("Splitting requests returned nothing");
                } else {
                    if (LOGGER.isLoggable(Level.FINE)) {
                        LOGGER.fine("Splitting request generated " + requests.size() + " sub requests");
                    }
                }
                final List<DimensionBean> dimensions = helper.setupDimensions();
                final String nativeName = cinfo.getNativeCoverageName();
                final String coverageName = nativeName != null ? nativeName : reader.getGridCoverageNames()[0];
                final GranuleStackImpl stack = new GranuleStackImpl(coverageName, reader.getCoordinateReferenceSystem(), dimensions);
                // Geoserver max memory limit definition
                long outputLimit = wcs.getMaxOutputMemory() * 1024;

        //
        final CoordinateReferenceSystem subsettingCRS = extractSubsettingCRS(reader, extensions);
        final CoordinateReferenceSystem outputCRS = extractOutputCRS(reader, extensions,
                subsettingCRS);


        WCSDimensionsSubsetHelper subsetHelper = new WCSDimensionsSubsetHelper(reader, request, ci, subsettingCRS, envelopeDimensionsMapper);


        // extract dimensions subsetting
        GridCoverageRequest requestSubset = subsetHelper.createGridCoverageRequestSubset();


        //
        // Handle interpolation extension
        //
        // notice that for the moment we support only homogeneous interpolation on the 2D axis
        final Map<String, InterpolationPolicy> axesInterpolations = extractInterpolation(reader,
                extensions);
        final Interpolation spatialInterpolation = extractSpatialInterpolation(axesInterpolations,
                reader.getOriginalEnvelope());
        final OverviewPolicy overviewPolicy = extractOverviewPolicy(extensions);
        // TODO time interpolation
        assert spatialInterpolation != null;


        // build the grid coverage request
        GridCoverageRequest gcr = new GridCoverageRequest();
        gcr.setOutputCRS(outputCRS);
        gcr.setSpatialInterpolation(spatialInterpolation);
        gcr.setSpatialSubset(requestSubset.getSpatialSubset());
        gcr.setTemporalSubset(requestSubset.getTemporalSubset());
        gcr.setElevationSubset(requestSubset.getElevationSubset());
        gcr.setDimensionsSubset(requestSubset.getDimensionsSubset());
        gcr.setFilter(request.getFilter());
        gcr.setOverviewPolicy(overviewPolicy);
        subsetHelper.setGridCoverageRequest(gcr);
        return subsetHelper;
    }

Examples of WCSDimensionsSubsetHelper

Examples of org.geoserver.wcs2_0.response.WCSDimensionsSubsetHelper

Examples of org.geoserver.wcs2_0.response.WCSDimensionsSubsetHelper