@Override
public void getForecast(Coordinate place, WeatherResultListener listener) throws InvalidPlace {
retriver.retriveResult(
OpenWeatherMapURLGenerator.generateURL(
place, OpenWeatherMapURLGenerator.FORECAST, OpenWeatherMapURLGenerator.XML),
new DataRetrivedListener() {
@Override
public void onResult(Object data) {
Document xml = (Document) data;
XPath xpath = xpathFactory.newXPath();
try {
NodeList times =
(NodeList)
xpath.compile(QUERY_FORECTAST_TIME).evaluate(xml, XPathConstants.NODESET);
NodeList descriptions =
(NodeList)
xpath
.compile(QUERY_FORECTAST_DESCRIPTION)
.evaluate(xml, XPathConstants.NODESET);
NodeList temperatures =
(NodeList)
xpath
.compile(QUERY_FORECTAST_TEMPERATURE)
.evaluate(xml, XPathConstants.NODESET);
WeatherState[] states = new WeatherState[times.getLength()];
for (int i = 0; i < states.length; i++) {
WeatherState state = new WeatherState();
// Get the time
state.setDate(
times
.item(i)
.getAttributes()
.getNamedItem("from")
.getNodeValue()
.replaceAll("T", " "));
// Get the description
NamedNodeMap weatherAttributes = descriptions.item(i).getAttributes();
state.setDescription(weatherAttributes.getNamedItem("name").getNodeValue());
state.setIcon(weatherAttributes.getNamedItem("var").getNodeValue());
// Get the temperature
NamedNodeMap temperaturesAttributes = temperatures.item(i).getAttributes();
state.setTemperature(
Double.parseDouble(
temperaturesAttributes.getNamedItem("value").getNodeValue()));
states[i] = state;
}
listener.onResult(states);
} catch (Exception ex) {
ex.printStackTrace();
listener.onResult(null);
}
}
});
}
@Override
public void getActualWeather(Coordinate place, WeatherResultListener listener)
throws InvalidPlace {
retriver.retriveResult(
OpenWeatherMapURLGenerator.generateURL(
place, OpenWeatherMapURLGenerator.ACTUAL_WEATHER, OpenWeatherMapURLGenerator.XML),
new DataRetrivedListener() {
@Override
public void onResult(Object data) {
Document xml = (Document) data;
XPath xpath = xpathFactory.newXPath();
try {
XPathExpression currentState = xpath.compile(QUERY_CURRENT_STATE);
XPathExpression temperature = xpath.compile(QUERY_CURRENT_TEMP);
XPathExpression humidity = xpath.compile(QUERY_CURRENT_HUMIDITY);
XPathExpression pressure = xpath.compile(QUERY_CURRENT_PRESSURE);
WeatherState state = new WeatherState();
// Get the weather state
NamedNodeMap weatherAttributes =
((NodeList) (currentState.evaluate(xml, XPathConstants.NODESET)))
.item(0)
.getAttributes();
state.setDescription(weatherAttributes.getNamedItem("value").getNodeValue());
state.setIcon(weatherAttributes.getNamedItem("icon").getNodeValue());
// Get the humidity
NamedNodeMap humidityAttributes =
((NodeList) (humidity.evaluate(xml, XPathConstants.NODESET)))
.item(0)
.getAttributes();
state.setHumidity(
Double.parseDouble(humidityAttributes.getNamedItem("value").getNodeValue()));
// Get the pressure
NamedNodeMap pressureAttributes =
((NodeList) (pressure.evaluate(xml, XPathConstants.NODESET)))
.item(0)
.getAttributes();
state.setPressure(
Double.parseDouble(humidityAttributes.getNamedItem("value").getNodeValue()));
// Get the temperature
NamedNodeMap temperatureAttributes =
((NodeList) (temperature.evaluate(xml, XPathConstants.NODESET)))
.item(0)
.getAttributes();
state.setTemperature(
Double.parseDouble(temperatureAttributes.getNamedItem("value").getNodeValue()));
listener.onResult(new WeatherState[] {state});
} catch (Exception ex) {
ex.printStackTrace();
listener.onResult(null);
}
}
});
}
