tim@173: /**
tim@173: *
tim@173: */
tim@173: package de.intevation.gnv.transition;
tim@173:
tim@173: import java.util.ArrayList;
tim@173: import java.util.Collection;
tim@180: import java.util.Iterator;
tim@173:
tim@173: import org.apache.log4j.Logger;
tim@173:
tim@173: import com.vividsolutions.jts.geom.Point;
tim@180: import com.vividsolutions.jts.io.ParseException;
tim@180: import com.vividsolutions.jts.io.WKTReader;
tim@173:
tim@173: import de.intevation.gnv.geobackend.base.Result;
tim@180: import de.intevation.gnv.transition.describedata.DefaultKeyValueDescribeData;
tim@173: import de.intevation.gnv.transition.describedata.KeyValueDescibeData;
tim@180: import de.intevation.gnv.transition.describedata.NamedArrayList;
tim@173: import de.intevation.gnv.transition.describedata.NamedCollection;
tim@173: import de.intevation.gnv.utils.InputValidator;
tim@173: import de.intevation.gnv.utils.exception.ValidationException;
tim@173:
tim@173: /**
tim@173: * @author Tim Englich <tim.englich@intevation.de>
tim@173: *
tim@173: */
tim@173: public class CoordinateSelectionTransition extends TransitionBase {
tim@173:
tim@173: /**
tim@173: * the logger, used to log exceptions and additonaly information
tim@173: */
tim@173: private static Logger log = Logger.getLogger(CoordinateSelectionTransition.class);
tim@173:
tim@173: /**
tim@173: * The UID of this Class
tim@173: */
tim@173: private static final long serialVersionUID = 6318923553625195063L;
tim@173:
tim@173: /**
tim@173: * Constructor
tim@173: */
tim@173: public CoordinateSelectionTransition() {
tim@173: super();
tim@173: }
tim@173:
tim@173: @Override
tim@173: protected void purifyResult(Collection<Result> result, String uuid) {
tim@173: log.debug("CoordinateSelectionTransition.purifyResult");
tim@207: Collection<Object> describeData = this.getDescibeData(uuid);
tim@207: if (describeData == null) {
tim@207: describeData = new ArrayList<Object>();
tim@173: }
tim@173: NamedCollection<KeyValueDescibeData> keyValueDescibeData = this
tim@173: .extractKVP(result, "FEATUREID", "SHAPE");
tim@207: describeData.add(keyValueDescibeData);
tim@207: this.setDescibeData(uuid, describeData);
tim@173: }
tim@173:
tim@173: @Override
tim@173: protected String prepareInputData4RegionDBQuery(String value) {
tim@173: log.debug("CoordinateSelectionTransition.prepareInputData4RegionDBQuery");
tim@173: double distance=0.;
tim@173: String returnValue = null;
tim@173: try {
tim@173: Point center = new InputValidator().getPointValue(value);
tim@173: String meshIDValue = super.inputData.get("meshid").getValue();
tim@173: int segments = 97;
tim@173: int meshid = new Integer(meshIDValue);
tim@173: if (meshid == 3 || meshid == 5){ // TODO nicht hier festbrennen.
tim@173: distance = 0.15; //nord-ostsee 6nm // 97 St�tzpunkte
tim@173: }else if (meshid == 1 || meshid == 4){
tim@173: distance = 0.03; //Kuestenmodell 1 nm
tim@173: }else if (meshid == 2 || meshid == 321){
tim@173: distance = 0.3; //SST Karten ca 20km
tim@173: }else if (meshid == 641){
tim@173: distance = 0.3; //Eisdaten Klima
tim@173: }
tim@173: returnValue = center.buffer(distance,segments).toText();
tim@173: } catch (NumberFormatException e) {
tim@173: log.error(e,e);
tim@173: } catch (ValidationException e) {
tim@173: log.error(e,e);
tim@173: }
tim@173: return returnValue;
tim@173:
tim@173: }
tim@180:
tim@180: /**
tim@180: * @see de.intevation.gnv.transition.TransitionBase#extractKVP(java.util.Collection, java.lang.String, java.lang.String)
tim@180: */
tim@180: @Override
tim@180: protected NamedCollection<KeyValueDescibeData> extractKVP(
tim@180: Collection<Result> result,
tim@180: String keyid,
tim@180: String valueid) {
tim@180: Iterator<Result> rit = result.iterator();
tim@180: NamedCollection<KeyValueDescibeData> keyValueDescibeData = new NamedArrayList<KeyValueDescibeData>(
tim@180: this.dataName, result.size());
tim@180: keyValueDescibeData.setMultiSelect(this.dataMultiSelect);
tim@205: String prevKey = null;
tim@180: while (rit.hasNext()) {
tim@180: Result resultValue = rit.next();
tim@205: String key = resultValue.getString(keyid);
tim@205: if(prevKey == null || !prevKey.equals(key)){ // m�ssen wir so machen, da die sde kein select distinct auf layern zul�sst.
tim@205: String geomString = this.convert2DisplayCoordinate(resultValue.getString(valueid));
tim@205: String value = geomString;
tim@205: if (resultValue.getResultDescriptor().getColumnIndex("VALUE") > 0){
tim@205: value = resultValue.getString("VALUE") + " - "+value;
tim@205: }
tim@205:
tim@205:
tim@205: keyValueDescibeData.add(new DefaultKeyValueDescribeData(key,value ));
tim@205: }
tim@205: prevKey = key;
tim@180: }
tim@180: return keyValueDescibeData;
tim@180: }
tim@180:
tim@180: protected String convert2DisplayCoordinate(String wkt){
tim@180: String formattedCoordinate = null;
tim@180: try {
tim@180: Point p = (Point)new WKTReader().read(wkt);
tim@180: double lat = p.getY();
tim@180: double lon =p.getX();
tim@180: String nord="N";
tim@180: String ost="E";
tim@180: if (lat <0 ){nord="S"; lat=-lat;}
tim@180: if (lon <0 ){ost="W"; lon=-lon;}
tim@180: formattedCoordinate = String.format("%1$02d�%2$1S %3$05.2f' %4$03d�%5$1S %6$05.2f'",
tim@180: (int)lat, nord,60.*(lat-((int)lat)),(int)lon,ost,60.*(lon-((int)lon)));
tim@180: } catch (ParseException e) {
tim@180: log.error(e,e);
tim@180: }
tim@180:
tim@180: return formattedCoordinate;
tim@180: }
tim@173: }