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Example 11 with GeometryNotSupportedException

use of eu.esdihumboldt.hale.io.gml.geometry.GeometryNotSupportedException in project hale by halestudio.

the class LinearRingHandler method createGeometry.

/**
 * Create a {@link LinearRing} geometry from the given instance.
 *
 * @param instance the instance
 * @param srsDimension the SRS dimension
 * @param allowTryOtherDimension if trying another dimension is allowed on
 *            failure (e.g. 3D instead of 2D)
 * @param reader the I/O Provider to get value
 * @return the {@link LinearRing} geometry
 * @throws GeometryNotSupportedException if the type definition doesn't
 *             represent a geometry type supported by the handler
 */
protected GeometryProperty<LinearRing> createGeometry(Instance instance, int srsDimension, boolean allowTryOtherDimension, IOProvider reader) throws GeometryNotSupportedException {
    LinearRing ring = null;
    LineStringHandler handler = new LineStringHandler();
    // for use with GML 2, 3, 3.1, 3.2
    @SuppressWarnings("unchecked") DefaultGeometryProperty<LineString> linestring = (DefaultGeometryProperty<LineString>) handler.createGeometry(instance, srsDimension, reader);
    try {
        ring = getGeometryFactory().createLinearRing(linestring.getGeometry().getCoordinates());
    } catch (IllegalArgumentException e) {
        if (allowTryOtherDimension) {
            // the error
            // "Points of LinearRing do not form a closed linestring"
            // can be an expression of a wrong dimension being used
            // we try an alternative, to be sure (e.g. 3D instead of 2D)
            int alternativeDimension = (srsDimension == 2) ? (3) : (2);
            GeometryProperty<LinearRing> geom = createGeometry(instance, alternativeDimension, false, reader);
            log.debug("Assuming geometry is " + alternativeDimension + "-dimensional.");
            return geom;
        }
        throw e;
    }
    if (ring != null) {
        CRSDefinition crsDef = GMLGeometryUtil.findCRS(instance);
        return new DefaultGeometryProperty<LinearRing>(crsDef, ring);
    }
    throw new GeometryNotSupportedException();
}
Also used : DefaultGeometryProperty(eu.esdihumboldt.hale.common.instance.geometry.DefaultGeometryProperty) GeometryProperty(eu.esdihumboldt.hale.common.schema.geometry.GeometryProperty) DefaultGeometryProperty(eu.esdihumboldt.hale.common.instance.geometry.DefaultGeometryProperty) LineString(com.vividsolutions.jts.geom.LineString) CRSDefinition(eu.esdihumboldt.hale.common.schema.geometry.CRSDefinition) GeometryNotSupportedException(eu.esdihumboldt.hale.io.gml.geometry.GeometryNotSupportedException) LinearRing(com.vividsolutions.jts.geom.LinearRing)

Example 12 with GeometryNotSupportedException

use of eu.esdihumboldt.hale.io.gml.geometry.GeometryNotSupportedException in project hale by halestudio.

the class RingHandler method createGeometry.

/**
 * Create a {@link LinearRing} geometry from the given instance.
 *
 * @param instance the instance
 * @param srsDimension the SRS dimension
 * @param allowTryOtherDimension if trying another dimension is allowed on
 *            failure (e.g. 3D instead of 2D)
 * @param reader the I/O Provider to get value
 * @return the {@link LinearRing} geometry
 * @throws GeometryNotSupportedException if the type definition doesn't
 *             represent a geometry type supported by the handler
 */
protected GeometryProperty<LinearRing> createGeometry(Instance instance, int srsDimension, boolean allowTryOtherDimension, IOProvider reader) throws GeometryNotSupportedException {
    LinearRing ring = null;
    // for use with GML 2, 3, 3.1, 3.2
    // use generic geometry handler to read curveMembers as MultiLineString
    // or LineString
    Collection<GeometryProperty<?>> properties = genericHandler.createGeometry(instance, srsDimension, reader);
    if (properties != null) {
        if (properties.size() == 1) {
            // geometry could be combined
            GeometryProperty<?> prop = properties.iterator().next();
            try {
                ring = getGeometryFactory().createLinearRing(filterDuplicates(prop.getGeometry().getCoordinates()));
            } catch (IllegalArgumentException e) {
                if (allowTryOtherDimension) {
                    // the error
                    // "Points of LinearRing do not form a closed
                    // linestring"
                    // can be an expression of a wrong dimension being used
                    // we try an alternative, to be sure (e.g. 3D instead of
                    // 2D)
                    int alternativeDimension = (srsDimension == 2) ? (3) : (2);
                    GeometryProperty<LinearRing> geom = createGeometry(instance, alternativeDimension, false, reader);
                    log.debug("Assuming geometry is " + alternativeDimension + "-dimensional.");
                    return geom;
                }
                throw e;
            }
            if (ring != null) {
                CRSDefinition crsDef = prop.getCRSDefinition();
                if (crsDef == null) {
                    GMLGeometryUtil.findCRS(instance);
                }
                return new DefaultGeometryProperty<LinearRing>(crsDef, ring);
            }
        } else {
            throw new GeometryNotSupportedException("Ring components could not be combined to a geometry");
        }
    }
    throw new GeometryNotSupportedException();
}
Also used : DefaultGeometryProperty(eu.esdihumboldt.hale.common.instance.geometry.DefaultGeometryProperty) GeometryProperty(eu.esdihumboldt.hale.common.schema.geometry.GeometryProperty) DefaultGeometryProperty(eu.esdihumboldt.hale.common.instance.geometry.DefaultGeometryProperty) CRSDefinition(eu.esdihumboldt.hale.common.schema.geometry.CRSDefinition) GeometryNotSupportedException(eu.esdihumboldt.hale.io.gml.geometry.GeometryNotSupportedException) LinearRing(com.vividsolutions.jts.geom.LinearRing)

Aggregations

GeometryNotSupportedException (eu.esdihumboldt.hale.io.gml.geometry.GeometryNotSupportedException)12 DefaultGeometryProperty (eu.esdihumboldt.hale.common.instance.geometry.DefaultGeometryProperty)11 Coordinate (com.vividsolutions.jts.geom.Coordinate)8 CRSDefinition (eu.esdihumboldt.hale.common.schema.geometry.CRSDefinition)8 LineString (com.vividsolutions.jts.geom.LineString)7 Instance (eu.esdihumboldt.hale.common.instance.model.Instance)6 ArrayList (java.util.ArrayList)6 Point (com.vividsolutions.jts.geom.Point)5 InterpolationAlgorithm (eu.esdihumboldt.util.geometry.interpolation.InterpolationAlgorithm)5 Arc (eu.esdihumboldt.util.geometry.interpolation.model.Arc)5 ParseException (java.text.ParseException)5 LinearRing (com.vividsolutions.jts.geom.LinearRing)3 GeometryProperty (eu.esdihumboldt.hale.common.schema.geometry.GeometryProperty)3 ArcByCenterPointImpl (eu.esdihumboldt.util.geometry.interpolation.model.impl.ArcByCenterPointImpl)3 ArcByPointsImpl (eu.esdihumboldt.util.geometry.interpolation.model.impl.ArcByPointsImpl)3 TypeConstraint (eu.esdihumboldt.hale.common.schema.model.TypeConstraint)2 MultiPoint (com.vividsolutions.jts.geom.MultiPoint)1 Polygon (com.vividsolutions.jts.geom.Polygon)1 Geometries (eu.esdihumboldt.hale.io.gml.geometry.Geometries)1 ArcByCenterPoint (eu.esdihumboldt.util.geometry.interpolation.model.ArcByCenterPoint)1