Using Google Weather API in Java Code

// Mainly putting this here in case someone searches like I did for some code to parse the google weather API

// file.xml is a sample file, just copy/paste output from google weather api into text file and save

// Enjoy.

package googleweatherapi;

import java.io.File;
import java.io.IOException;
import java.net.URL;
import java.net.URLConnection;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.xml.sax.SAXException;

public class GoogleWeatherAPI {

    public static void main(String[] args) throws ParserConfigurationException, SAXException, IOException {


        File file = new File("file.xml");
        DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
        DocumentBuilder db = dbf.newDocumentBuilder();
        Document doc = db.parse(file);
        doc.getDocumentElement().normalize();
        System.out.println("Root element " + doc.getDocumentElement().getNodeName());

        // Current Conditions:

        // Get City
        NodeList nodeLst = doc.getElementsByTagName("city");
        Element birthTime = (Element) nodeLst.item(0);
        String value = birthTime.getAttribute("data");
        System.out.println(value);

        // Get Condition
        nodeLst = doc.getElementsByTagName("condition");
        Element curCond = (Element) nodeLst.item(0);
        String curCondStr = curCond.getAttribute("data");
        System.out.println(curCondStr);

        // Get Humidity
        nodeLst = doc.getElementsByTagName("humidity");
        Element curHumidity = (Element) nodeLst.item(0);
        String curHumidityStr = curHumidity.getAttribute("data");
        System.out.println(curHumidityStr);

        // Get Temp F
        nodeLst = doc.getElementsByTagName("temp_f");
        Element curTempF = (Element) nodeLst.item(0);
        String curTempFStr = curTempF.getAttribute("data");
        System.out.println("Degrees F: " + curTempFStr);

        // Get Temp C
        nodeLst = doc.getElementsByTagName("temp_c");
        Element curTempC = (Element) nodeLst.item(0);
        String curTempCStr = curTempC.getAttribute("data");
        System.out.println("Degrees C: " + curTempCStr);

        // end current conditions

        // future forecase:

        NodeList listOfForcasts = doc.getElementsByTagName("forecast_conditions");
        int totalDaysForecasted = listOfForcasts.getLength();
        System.out.println("Total number of days forecasted: " + totalDaysForecasted);

        for (int s = 0; s < listOfForcasts.getLength(); s++) {


            Node fourDayForcastNode = listOfForcasts.item(s);
            if (fourDayForcastNode.getNodeType() == Node.ELEMENT_NODE) {

                Element dayOfWeekElement = (Element) fourDayForcastNode;
                //-------
                NodeList dayOfWeekList = dayOfWeekElement.getElementsByTagName("day_of_week");
                dayOfWeekElement = (Element) dayOfWeekList.item(0);
                String dayOfWeekStr = dayOfWeekElement.getAttribute("data");
                System.out.println("Day of week: " + dayOfWeekStr);

                Element lowTempFElement = (Element) fourDayForcastNode;
                //-------
                NodeList lowTempFList = lowTempFElement.getElementsByTagName("low");
                lowTempFElement = (Element) lowTempFList.item(0);
                String lowTempFStr = lowTempFElement.getAttribute("data");
                System.out.println("Low temp F: " + lowTempFStr);

                Element highTempFElement = (Element) fourDayForcastNode;
                //-------
                NodeList highTempFList = highTempFElement.getElementsByTagName("high");
                highTempFElement = (Element) highTempFList.item(0);
                String highTempFStr = highTempFElement.getAttribute("data");
                System.out.println("High temp F: " + highTempFStr);

                Element conditionElement = (Element) fourDayForcastNode;
                //-------
                NodeList conditionList = conditionElement.getElementsByTagName("condition");
                conditionElement = (Element) conditionList.item(0);
                String conditionStr = conditionElement.getAttribute("data");
                System.out.println("Condition: " + conditionStr);
            }
            // End Future Forecast
        }
    }
}