private Point parsePoint(int dimension, CoordinateReferenceSystem crs)
throws XmlPullParserException, IOException, NoSuchAuthorityCodeException, FactoryException {
parser.require(START_TAG, GML.NAMESPACE, GML.Point.getLocalPart());
crs = crs(crs);
Point geom;
parser.nextTag();
parser.require(START_TAG, GML.NAMESPACE, null);
Coordinate point;
if (GML.pos.getLocalPart().equals(parser.getName())) {
Coordinate[] coords = parseCoordList(dimension, crs);
point = coords[0];
parser.nextTag();
} else if (GML.coordinates.getLocalPart().equals(parser.getName())) {
Coordinate[] coords = parseCoordinates(dimension, crs);
point = coords[0];
parser.nextTag();
} else if (GML.coord.getLocalPart().equals(parser.getName())) {
point = parseCoord();
parser.nextTag();
} else {
throw new IllegalStateException("Unknown coordinate element for Point: " + parser.getName());
}
parser.require(END_TAG, GML.NAMESPACE, GML.Point.getLocalPart());
geom = geomFac.createPoint(point);
geom.setUserData(crs);
return geom;
}
/**
* Parses a MultiPoint.
*
* <p>Precondition: parser positioned at a {@link GML#MultiPoint MultiPoint} start tag
*
* <p>Postcondition: parser positioned at the {@link GML#MultiPoint MultiPoint} end tag of the
* starting tag
*
* @throws IOException
* @throws XmlPullParserException
* @throws IOException
* @throws XmlPullParserException
* @throws FactoryException
* @throws NoSuchAuthorityCodeException
* @throws FactoryException
* @throws NoSuchAuthorityCodeException
*/
private Geometry parseMultiPoint(int dimension, CoordinateReferenceSystem crs)
throws XmlPullParserException, IOException, NoSuchAuthorityCodeException, FactoryException {
Geometry geom;
parser.nextTag();
final QName memberTag = new QName(parser.getNamespace(), parser.getName());
List<Point> points = new ArrayList<Point>(4);
if (GML.pointMembers.equals(memberTag)) {
while (true) {
parser.nextTag();
if (END_TAG == parser.getEventType()
&& GML.pointMembers.getLocalPart().equals(parser.getName())) {
// we're done
break;
}
Point p = parsePoint(dimension, crs);
points.add(p);
}
parser.nextTag();
} else if (GML.pointMember.equals(memberTag)) {
while (true) {
parser.nextTag();
parser.require(START_TAG, GML.NAMESPACE, GML.Point.getLocalPart());
Point p = parsePoint(dimension, crs);
points.add(p);
parser.nextTag();
parser.require(END_TAG, GML.NAMESPACE, GML.pointMember.getLocalPart());
parser.nextTag();
if (END_TAG == parser.getEventType()
&& GML.MultiPoint.getLocalPart().equals(parser.getName())) {
// we're done
break;
}
}
}
parser.require(END_TAG, GML.NAMESPACE, GML.MultiPoint.getLocalPart());
geom = geomFac.createMultiPoint(points.toArray(new Point[points.size()]));
return geom;
}