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Refactored some code

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This commit is contained in:
Patrick Gotthard 2014-04-18 18:59:33 +02:00
parent 84d331a57e
commit bab710d701
1 changed files with 78 additions and 29 deletions
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107
src/main/java/org/rometools/feed/module/georss/SimpleParser.java
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@ -40,68 +40,117 @@ import com.sun.syndication.io.ModuleParser;
*/
public class SimpleParser implements ModuleParser {
/*
* (non-Javadoc)
* @see com.sun.syndication.io.ModuleParser#getNamespaceUri()
*/
@Override
public String getNamespaceUri() {
return GeoRSSModule.GEORSS_GEORSS_URI;
}
private static PositionList parsePosList(final Element element) {
final String coordinates = element.getText();
final String[] coord = Strings.trimToEmpty(coordinates).split(" ");
final PositionList posList = new PositionList();
for (int i = 0; i < coord.length; i += 2) {
posList.add(Double.parseDouble(coord[i]), Double.parseDouble(coord[i + 1]));
PositionList posList = null;
final String coordinates = Strings.trimToNull(element.getText());
if (coordinates != null) {
posList = new PositionList();
final String[] coord = coordinates.split(" ");
for (int i = 0; i < coord.length; i += 2) {
final double latitude = Double.parseDouble(coord[i]);
final double longitude = Double.parseDouble(coord[i + 1]);
posList.add(latitude, longitude);
}
}
return posList;
}
@Override
public Module parse(final Element element, final Locale locale) {
final Module geoRssModule = parseSimple(element);
return geoRssModule;
return parseSimple(element);
}
static Module parseSimple(final Element element) {
GeoRSSModule geoRSSModule = null;
final Element pointElement = element.getChild("point", GeoRSSModule.SIMPLE_NS);
final Element lineElement = element.getChild("line", GeoRSSModule.SIMPLE_NS);
final Element polygonElement = element.getChild("polygon", GeoRSSModule.SIMPLE_NS);
final Element boxElement = element.getChild("box", GeoRSSModule.SIMPLE_NS);
final Element whereElement = element.getChild("where", GeoRSSModule.SIMPLE_NS);
GeoRSSModule geoRSSModule = null;
if (pointElement != null) {
geoRSSModule = new SimpleModuleImpl();
final String coordinates = Strings.trimToEmpty(pointElement.getText());
if (!"".equals(coordinates)) {
final String coordinates = Strings.trimToNull(pointElement.getText());
if (coordinates != null) {
final String[] coord = coordinates.split(" ");
final Position pos = new Position(Double.parseDouble(coord[0]), Double.parseDouble(coord[1]));
geoRSSModule.setGeometry(new Point(pos));
final double latitude = Double.parseDouble(coord[0]);
final double longitude = Double.parseDouble(coord[1]);
final Position pos = new Position(latitude, longitude);
final Point point = new Point(pos);
geoRSSModule = new SimpleModuleImpl();
geoRSSModule.setGeometry(point);
}
} else if (lineElement != null) {
geoRSSModule = new SimpleModuleImpl();
final PositionList posList = parsePosList(lineElement);
geoRSSModule.setGeometry(new LineString(posList));
if (posList != null) {
final LineString lineString = new LineString(posList);
geoRSSModule = new SimpleModuleImpl();
geoRSSModule.setGeometry(lineString);
}
} else if (polygonElement != null) {
geoRSSModule = new SimpleModuleImpl();
final PositionList posList = parsePosList(polygonElement);
final Polygon poly = new Polygon();
poly.setExterior(new LinearRing(posList));
geoRSSModule.setGeometry(poly);
if (posList != null) {
final LinearRing linearRing = new LinearRing(posList);
final Polygon poly = new Polygon();
poly.setExterior(linearRing);
geoRSSModule = new SimpleModuleImpl();
geoRSSModule.setGeometry(poly);
}
} else if (boxElement != null) {
geoRSSModule = new SimpleModuleImpl();
final String coordinates = boxElement.getText();
final String[] coord = Strings.trimToEmpty(coordinates).split(" ");
final Envelope envelope = new Envelope(Double.parseDouble(coord[0]), Double.parseDouble(coord[1]), Double.parseDouble(coord[2]),
Double.parseDouble(coord[3]));
geoRSSModule.setGeometry(envelope);
final String coordinates = Strings.trimToNull(boxElement.getText());
if (coordinates != null) {
final String[] coord = coordinates.split(" ");
final double bottom = Double.parseDouble(coord[0]);
final double left = Double.parseDouble(coord[1]);
final double top = Double.parseDouble(coord[2]);
final double right = Double.parseDouble(coord[3]);
final Envelope envelope = new Envelope(bottom, left, top, right);
geoRSSModule = new SimpleModuleImpl();
geoRSSModule.setGeometry(envelope);
}
} else if (whereElement != null) {
geoRSSModule = (GeoRSSModule) GMLParser.parseGML(whereElement);
}
return geoRSSModule;
}
}