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package tim.prune.function.weather;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
import org.xml.sax.helpers.DefaultHandler;
/**
* XML handler for dealing with the XML of current weather reports
* returned from openweathermap.org (forecasts have different structure)
*/
public class OWMCurrentHandler extends DefaultHandler
{
/** The location name */
private String _locName = null;
/** The location id */
private String _locId = null;
/** The last update time */
private String _updateTime = null;
/** Sunrise and sunset times */
private String _sunriseTime = null, _sunsetTime = null;
/** The currently open forecast */
private SingleForecast _forecast = new SingleForecast();
/**
* React to the start of an XML tag
*/
public void startElement(String inUri, String inLocalName, String inTagName,
Attributes inAttributes) throws SAXException
{
if (inTagName.equals("city")) {
_locName = inAttributes.getValue("name");
_locId = inAttributes.getValue("id");
}
else if (inTagName.equals("weather")) {
// numeric code, owm image name, description
_forecast.setSymbol(inAttributes.getValue("number"), inAttributes.getValue("icon"), inAttributes.getValue("value"));
}
else if (inTagName.equals("speed")) {
_forecast.setWindDesc(inAttributes.getValue("name"));
}
else if (inTagName.equals("temperature"))
{
String currTemp = inAttributes.getValue("value");
_forecast.setTemps(currTemp, currTemp);
// We can ignore the min and max here
}
else if (inTagName.equals("humidity")) {
_forecast.setHumidity(inAttributes.getValue("value") + inAttributes.getValue("unit"));
}
else if (inTagName.equals("lastupdate")) {
_updateTime = inAttributes.getValue("value");
}
else if (inTagName.equals("sun"))
{
_sunriseTime = inAttributes.getValue("rise");
_sunsetTime = inAttributes.getValue("set");
}
super.startElement(inUri, inLocalName, inTagName, inAttributes);
}
/** @return location name of forecast */
public String getLocationName() {
return _locName;
}
/** @return location id of forecast */
public String getLocationId() {
return _locId;
}
/** @return update time of report */
public String getUpdateTime() {
return _updateTime;
}
/** @return current weather conditions */
public SingleForecast getCurrentWeather() {
return _forecast;
}
/** @return sunrise time as 2013-07-25T03:55:14 */
public String getSunriseTime() {
return _sunriseTime;
}
/** @return sunset time as 2013-07-25T19:07:25 */
public String getSunsetTime() {
return _sunsetTime;
}
}
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