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Butch78/CSVFile.java

Last active October 7, 2017 07:42
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ListView Mobile App
Raw
CSVFile.java
package swindroid.suntime.calc;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
/**
* Created by Matthew on 28/09/2017.
*/
public class CSVFile {
private InputStream inputStream;
public CSVFile(InputStream inputStream)
{
this.inputStream = inputStream;
}
public ArrayList<String[]> read()
{
ArrayList<String []> resultList = new ArrayList<String[]>();
BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));
try
{
String csvLine;
while ((csvLine = reader.readLine()) != null) {
String[] row = csvLine.split(",");
resultList.add(row);
}
}
catch(IOException ex)
{
throw new RuntimeException("Error in CSV file" +ex);
}
finally {
try{
inputStream.close();
}
catch (IOException e)
{
throw new RuntimeException("Error while closing stream:"+e);
}
}
return resultList;
}
}
Raw
GeoAdapter.java
package swindroid.suntime.ui;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.ListView;
import android.widget.TextView;
import org.w3c.dom.Text;
import java.util.ArrayList;
import java.util.List;
import swindroid.suntime.R;
import swindroid.suntime.calc.GeoLocation;
import static swindroid.suntime.R.layout.main;
/**
* Created by Matthew on 5/10/2017.
*/
public class GeoAdapter extends ArrayAdapter<GeoLocation> {
public GeoAdapter(Context context, ArrayList<GeoLocation> geoLocations){
super(context, 0, geoLocations);
}
@Override
public View getView(int position, View convertView, ViewGroup parent)
{
GeoLocation geoLocation = getItem(position);
if(convertView == null)
{
convertView = LayoutInflater.from(getContext()).inflate(R.layout.item_geo, parent, false);
}
TextView textViewGeoName = (TextView)convertView.findViewById(R.id.TextViewGeoName);
TextView textViewGeoLocation = (TextView)convertView.findViewById(R.id.TextViewGeoTimeZone);
textViewGeoName.setText("Name: " + geoLocation.getLocationName());
textViewGeoLocation.setText("Lat/Long: " + Double.toString(geoLocation.getLatitude()) + " " + Double.toString(geoLocation.getLongitude()));
return convertView;
}
}
Raw
Main.java
package swindroid.suntime.ui;
import java.io.InputStream;
import java.lang.reflect.Array;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.List;
import java.util.TimeZone;
import swindroid.suntime.R;
import swindroid.suntime.calc.AstronomicalCalendar;
import swindroid.suntime.calc.CSVFile;
import swindroid.suntime.calc.GeoLocation;
import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.AdapterView;
import android.widget.Button;
import android.widget.DatePicker;
import android.widget.DatePicker.OnDateChangedListener;
import android.widget.ListView;
import android.widget.TextView;
public class Main extends Activity
{
private GeoLocation currentGeoLocation;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
initializeUI();
}
public GeoLocation getCurrentGeoLocation()
{
return this.currentGeoLocation;
}
public void setCurrentGeoLocation(GeoLocation currentGeoLocation)
{
this.currentGeoLocation = currentGeoLocation;
}
private void initializeUI()
{
ArrayList<String []> tempArrayList;
tempArrayList = readCSVFile();
String[] tempStringArray;
final ArrayList<GeoLocation> geoArray = new ArrayList<GeoLocation>();
for(int i = 0; i < tempArrayList.size(); i++)
{
tempStringArray = tempArrayList.get(i);
String timeZone = tempStringArray[3];
TimeZone tz = TimeZone.getTimeZone(timeZone);
GeoLocation geoLocation = new GeoLocation(tempStringArray[0], Double.parseDouble(tempStringArray[1]), Double.parseDouble(tempStringArray[2]), tz);
geoArray.add(geoLocation);
}
GeoAdapter adapter = new GeoAdapter(getApplicationContext(), geoArray);
ListView geoListView = (ListView) findViewById(R.id.GeoListView);
geoListView.setAdapter(adapter);
geoListView.setOnItemClickListener(new android.widget.AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view,int position, long id) {
GeoLocation geoLocation = geoArray.get(position);
setCurrentGeoLocation(geoLocation);
}
});
Button buttonUpdateLocation = (Button) findViewById(R.id.buttonUpdate);
buttonUpdateLocation.setOnClickListener(new View.OnClickListener(){
public void onClick(View v)
{
selectGeoLocation();
}
});
}
public void selectGeoLocation()
{
DatePicker dp = (DatePicker) findViewById(R.id.datePicker);
Calendar cal = Calendar.getInstance();
int year = cal.get(Calendar.YEAR);
int month = cal.get(Calendar.MONTH);
int day = cal.get(Calendar.DAY_OF_MONTH);
dp.init(year,month,day,dateChangeHandler); // setup initial values and reg. handler
updateTime(year, month, day);
}
private ArrayList<String[]> readCSVFile()
{
InputStream inputStream = getResources().openRawResource(R.raw.au_locations);
CSVFile csvFile = new CSVFile(inputStream);
return csvFile.read();
}
private void updateTime(int year, int monthOfYear, int dayOfMonth)
{
TextView textViewLocation = (TextView) findViewById(R.id.locationTV);
GeoLocation geoLocationCurrent = getCurrentGeoLocation();
textViewLocation.setText(geoLocationCurrent.getName());
AstronomicalCalendar ac = new AstronomicalCalendar(geoLocationCurrent);
ac.getCalendar().set(year, monthOfYear, dayOfMonth);
Date srise = ac.getSunrise();
Date sset = ac.getSunset();
SimpleDateFormat sdf = new SimpleDateFormat("HH:mm");
TextView sunriseTV = (TextView) findViewById(R.id.sunriseTimeTV);
TextView sunsetTV = (TextView) findViewById(R.id.sunsetTimeTV);
Log.d("SUNRISE Unformatted", srise+"");
sunriseTV.setText(sdf.format(srise));
sunsetTV.setText(sdf.format(sset));
}
OnDateChangedListener dateChangeHandler = new OnDateChangedListener()
{
public void onDateChanged(DatePicker dp, int year, int monthOfYear, int dayOfMonth)
{
updateTime(year, monthOfYear, dayOfMonth);
}
};
}
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