geopackage-sdk/src/main/java/mil/nga/geopackage/extension/coverage/CoverageData.java
public static CoverageData<?> getCoverageData(GeoPackage geoPackage,
                                                  TileDao tileDao, Integer width, Integer height,
                                                  Projection requestProjection) {

        TileMatrixSet tileMatrixSet = tileDao.getTileMatrixSet();
        GriddedCoverageDao griddedCoverageDao = geoPackage
                .getGriddedCoverageDao();

        GriddedCoverage griddedCoverage = null;
        try {
            if (griddedCoverageDao.isTableExists()) {
                griddedCoverage = griddedCoverageDao.query(tileMatrixSet);
            }
        } catch (SQLException e) {
            throw new GeoPackageException(
                    "Failed to get Gridded Coverage for table name: "
                            + tileMatrixSet.getTableName(), e);
        }

        CoverageData<?> coverageData = null;

        GriddedCoverageDataType dataType = griddedCoverage.getDataType();
        switch (dataType) {
            case INTEGER:
                coverageData = new CoverageDataPng(geoPackage, tileDao, width,
                        height, requestProjection);
                break;
            case FLOAT:
                coverageData = new CoverageDataTiff(geoPackage, tileDao, width,
                        height, requestProjection);
                break;
            default:
                throw new GeoPackageException(
                        "Unsupported Gridded Coverage Data Type: " + dataType);
        }

        return coverageData;
    }
public static CoverageData<?> getCoverageData(GeoPackage geoPackage,
                                                  TileDao tileDao, Integer width, Integer height,
                                                  Projection requestProjection) {

        TileMatrixSet tileMatrixSet = tileDao.getTileMatrixSet();
        GriddedCoverageDao griddedCoverageDao = geoPackage
                .getGriddedCoverageDao();

        GriddedCoverage griddedCoverage = null;
        try {
            if (griddedCoverageDao.isTableExists()) {
                griddedCoverage = griddedCoverageDao.query(tileMatrixSet);
            }
        } catch (SQLException e) {
            throw new GeoPackageException(
                    "Failed to get Gridded Coverage for table name: "
                            + tileMatrixSet.getTableName(), e);
        }

        CoverageData<?> coverageData = null;

        GriddedCoverageDataType dataType = griddedCoverage.getDataType();
        switch (dataType) {
            case INTEGER:
                coverageData = new CoverageDataPng(geoPackage, tileDao, width,
                        height, requestProjection);
                break;
            case FLOAT:
                coverageData = new CoverageDataTiff(geoPackage, tileDao, width,
                        height, requestProjection);
                break;
            default:
                throw new GeoPackageException(
                        "Unsupported Gridded Coverage Data Type: " + dataType);
        }

        return coverageData;
    }
public static CoverageData < ? > getCoverageData ( GeoPackage geoPackage , TileDao tileDao , Integer width , Integer height , Projection requestProjection ) { TileMatrixSet tileMatrixSet = tileDao . getTileMatrixSet ( ) ; GriddedCoverageDao griddedCoverageDao = geoPackage . getGriddedCoverageDao ( ) ; GriddedCoverage griddedCoverage = null ; try { if ( griddedCoverageDao . isTableExists ( ) ) { griddedCoverage = griddedCoverageDao . query ( tileMatrixSet ) ; } } catch ( SQLException e ) { throw new GeoPackageException ( "Failed to get Gridded Coverage for table name: " + tileMatrixSet . getTableName ( ) , e ) ; } CoverageData < ? > coverageData = null ; GriddedCoverageDataType dataType = griddedCoverage . getDataType ( ) ; switch ( dataType ) { case INTEGER : coverageData = new CoverageDataPng ( geoPackage , tileDao , width , height , requestProjection ) ; break ; case FLOAT : coverageData = new CoverageDataTiff ( geoPackage , tileDao , width , height , requestProjection ) ; break ; default : throw new GeoPackageException ( "Unsupported Gridded Coverage Data Type: " + dataType ) ; } return coverageData ; }
Get a Tiled Gridded Coverage Data

@param geoPackage        GeoPackage
@param tileDao           tile dao
@param width             coverage data response width
@param height            coverage data response height
@param requestProjection request projection
@return coverage data
Get a Tiled Gridded Coverage Data