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/*
* WeatherModuleParser.java
*
*
* This library is provided under dual licenses.
* You may choose the terms of the Lesser General Public License or the Apache
* License at your discretion.
*
* Copyright (C) 2008 Robert Cooper, Temple of the Screaming Penguin
*
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.sun.syndication.feed.module.yahooweather.io;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Iterator;
import java.util.List;
import java.util.logging.Logger;
import com.sun.syndication.feed.module.Module;
import com.sun.syndication.feed.module.yahooweather.YWeatherModule;
import com.sun.syndication.feed.module.yahooweather.YWeatherModuleImpl;
import com.sun.syndication.feed.module.yahooweather.types.Astronomy;
import com.sun.syndication.feed.module.yahooweather.types.Atmosphere;
import com.sun.syndication.feed.module.yahooweather.types.Condition;
import com.sun.syndication.feed.module.yahooweather.types.ConditionCode;
import com.sun.syndication.feed.module.yahooweather.types.Forecast;
import com.sun.syndication.feed.module.yahooweather.types.Location;
import com.sun.syndication.feed.module.yahooweather.types.Units;
import com.sun.syndication.feed.module.yahooweather.types.Wind;
import com.sun.syndication.io.ModuleParser;
import org.jdom.Element;
import org.jdom.Namespace;
/** ModuleParser implementation for Slash RSS.
* @version $Revision: 1.2 $
* @author Robert "kebernet" Cooper
*/
public class WeatherModuleParser implements ModuleParser {
private static final SimpleDateFormat TIME_ONLY = new SimpleDateFormat(
"h:mm a");
private static final SimpleDateFormat LONG_DATE = new SimpleDateFormat(
"EEE, d MMM yyyy h:mm a zzz");
private static final SimpleDateFormat SHORT_DATE = new SimpleDateFormat(
"d MMM yyyy");
private static final Namespace NS = Namespace.getNamespace(YWeatherModule.URI);
/** Creates a new instance of SlashModuleParser */
public WeatherModuleParser() {
super();
}
public String getNamespaceUri() {
return YWeatherModule.URI;
}
public Module parse(Element element) {
YWeatherModuleImpl module = new YWeatherModuleImpl();
Element location = element.getChild("location", WeatherModuleParser.NS);
if(location != null) {
Location l = new Location(location.getAttributeValue("city"),
location.getAttributeValue("region"),
location.getAttributeValue("country"));
module.setLocation(l);
}
Element units = element.getChild("units", WeatherModuleParser.NS);
if(units != null) {
Units u = new Units(units.getAttributeValue("temperature"),
units.getAttributeValue("distance"),
units.getAttributeValue("pressure"),
units.getAttributeValue("speed"));
module.setUnits(u);
}
Element wind = element.getChild("wind", WeatherModuleParser.NS);
if(wind != null) {
try {
Wind w = new Wind(Integer.parseInt(wind.getAttributeValue(
"chill")),
Integer.parseInt(wind.getAttributeValue("direction")),
Integer.parseInt(wind.getAttributeValue("speed")));
module.setWind(w);
} catch(NumberFormatException nfe) {
Logger.getAnonymousLogger()
.warning("NumberFormatException processing tag.");
}
}
Element atmosphere = element.getChild("atmosphere",
WeatherModuleParser.NS);
if(atmosphere != null) {
try {
Atmosphere a = new Atmosphere(Integer.parseInt(
atmosphere.getAttributeValue("humidity")),
Double.parseDouble(atmosphere.getAttributeValue(
"visibility")) / 100,
Double.parseDouble(atmosphere.getAttributeValue(
"pressure")),
Atmosphere.PressureChange.fromCode(Integer.parseInt(
atmosphere.getAttributeValue("rising"))));
module.setAtmosphere(a);
} catch(NumberFormatException nfe) {
Logger.getAnonymousLogger()
.warning("NumberFormatException processing tag.");
}
}
Element astronomy = element.getChild("astronomy", WeatherModuleParser.NS);
if(astronomy != null) {
try {
Astronomy a = new Astronomy(TIME_ONLY.parse(
astronomy.getAttributeValue("sunrise")
.replaceAll("am", "AM")
.replaceAll("pm", "PM")),
TIME_ONLY.parse(astronomy.getAttributeValue("sunset")
.replaceAll("am", "AM")
.replaceAll("pm", "PM")));
module.setAstronomy(a);
} catch(ParseException pe) {
Logger.getAnonymousLogger()
.warning("ParseException processing tag.");
}
}
Element condition = element.getChild("condition", WeatherModuleParser.NS);
if(condition != null) {
try {
Condition c = new Condition(condition.getAttributeValue("text"),
ConditionCode.fromCode(Integer.parseInt(
condition.getAttributeValue("code"))),
Integer.parseInt(condition.getAttributeValue("temp")),
LONG_DATE.parse(condition.getAttributeValue("date")
.replaceAll("pm", "PM")
.replaceAll("am", "AM")));
module.setCondition(c);
} catch(NumberFormatException nfe) {
Logger.getAnonymousLogger()
.warning("NumberFormatException processing tag.");
} catch(ParseException pe) {
Logger.getAnonymousLogger()
.warning("ParseException processing tag.");
}
}
List forecasts = element.getChildren("forecast", WeatherModuleParser.NS);
if(forecasts != null) {
Forecast[] f = new Forecast[forecasts.size()];
int i = 0;
for(Iterator it = forecasts.iterator(); it.hasNext(); i++) {
Element forecast = (Element) it.next();
try {
f[i] = new Forecast(forecast.getAttributeValue("day"),
SHORT_DATE.parse(forecast.getAttributeValue("date")),
Integer.parseInt(forecast.getAttributeValue("low")),
Integer.parseInt(forecast.getAttributeValue("high")),
forecast.getAttributeValue("text"),
ConditionCode.fromCode(Integer.parseInt(
forecast.getAttributeValue("code"))));
} catch(NumberFormatException nfe) {
Logger.getAnonymousLogger()
.warning("NumberFormatException processing tag.");
} catch(ParseException pe) {
Logger.getAnonymousLogger()
.warning("ParseException processing tag.");
}
}
module.setForecasts(f);
}
return module;
}
}
