/* ==================================================================
* WeatherUndergroundDayDatumDataSource.java - Apr 9, 2017 4:28:03 PM
*
* Copyright 2017 SolarNetwork.net Dev Team
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
* 02111-1307 USA
* ==================================================================
*/
package net.solarnetwork.node.weather.wu;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Collection;
import java.util.List;
import net.solarnetwork.node.DatumDataSource;
import net.solarnetwork.node.MultiDatumDataSource;
import net.solarnetwork.node.domain.DayDatum;
import net.solarnetwork.node.domain.GeneralDayDatum;
import net.solarnetwork.node.settings.SettingSpecifierProvider;
/**
* Weather Underground implementation of a {@link DayDatum}
* {@link DatumDataSource}.
*
* @author matt
* @version 1.0
*/
public class WeatherUndergroundDayDatumDataSource
extends ConfigurableWeatherUndergroundClientService<DayDatum>
implements SettingSpecifierProvider, DatumDataSource<DayDatum>, MultiDatumDataSource<DayDatum> {
@Override
public Class<? extends DayDatum> getMultiDatumType() {
return GeneralDayDatum.class;
}
@Override
public Class<? extends DayDatum> getDatumType() {
return GeneralDayDatum.class;
}
@Override
public DayDatum readCurrentDatum() {
// first see if we have cached data
DayDatum result = datumCache.get(LAST_DATUM_CACHE_KEY);
if ( result != null && result.getCreated() != null ) {
Calendar now = Calendar.getInstance();
Calendar datumCal = Calendar.getInstance();
datumCal.setTime(result.getCreated());
if ( now.get(Calendar.YEAR) == datumCal.get(Calendar.YEAR)
&& now.get(Calendar.DAY_OF_YEAR) == datumCal.get(Calendar.DAY_OF_YEAR) ) {
// cached data is for same date, so return that
return result;
}
// invalid cached data, remove now
datumCache.remove(LAST_DATUM_CACHE_KEY);
}
result = getClient().getCurrentDay(getLocationIdentifier());
if ( result != null ) {
datumCache.put(LAST_DATUM_CACHE_KEY, result);
}
return result;
}
@Override
public Collection<DayDatum> readMultipleDatum() {
List<DayDatum> result = new ArrayList<DayDatum>(10);
DayDatum today = readCurrentDatum();
if ( today != null ) {
result.add(today);
}
Collection<DayDatum> forecast = getClient().getTenDayForecast(getLocationIdentifier());
if ( forecast != null ) {
for ( DayDatum day : forecast ) {
if ( day.getCreated() != null && today.getCreated() != null
&& day.getCreated().equals(today.getCreated()) ) {
// skip today
continue;
}
result.add(day);
}
}
return result;
}
@Override
public String getSettingUID() {
return "net.solarnetwork.node.weather.wu.day";
}
@Override
public String getDisplayName() {
return "Weather Underground day information";
}
}