Notes

package tt.dovizkurlari;

import android.os.AsyncTask;
import android.support.v4.widget.SwipeRefreshLayout;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ListView;
import android.widget.TextView;

import org.jsoup.Jsoup;
import org.jsoup.nodes.Element;
import org.jsoup.select.Elements;

public class MainActivity extends AppCompatActivity
{
Elements kurlar = new Elements();
SwipeRefreshLayout srl;
ListView lv;
BaseAdapter ba;
LayoutInflater li;

protected void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);

srl = (SwipeRefreshLayout) findViewById(R.id.srl);

srl.setRefreshing(true);
getKurlar();

srl.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener()
{
public void onRefresh()
{
getKurlar();

}
});
lv = (ListView) findViewById(R.id.lv);
li = LayoutInflater.from(this);
ba = new BaseAdapter()
{
public int getCount() {
return kurlar.size();
}

@Override
public Object getItem(int i) {
return null;
}

@Override
public long getItemId(int i) {
return 0;
}

@Override
public View getView(int i, View view, ViewGroup viewGroup) {
if (view == null)
view = li.inflate(R.layout.item, null);


TextView tvAd = (TextView) view.findViewById(R.id.tvAd);
TextView tvAlis = (TextView) view.findViewById(R.id.tvAlis);
TextView tvSatis = (TextView) view.findViewById(R.id.tvSatis);

Element kur = kurlar.get(i);

tvAd.setText( kur.select("Isim").text() );
tvAlis.setText( kur.select("ForexBuying").text() );
tvSatis.setText( kur.select("ForexSelling").text() );

return view;
}
};
lv.setAdapter(ba);
}

void getKurlar()
{
new AsyncTask<String, String, String>()
{
protected String doInBackground(String... strings)
{
try
{
kurlar = Jsoup
.connect("http://www.tcmb.gov.tr/kurlar/today.xml")
.timeout(30000)
.userAgent("Mozilla")
.get()
.select("Currency");

Log.e("x","Kur Sayisi : "+kurlar.size());

for (Element kur : kurlar)
{
String ad = kur.select("Isim").text();
String alis = kur.select("ForexBuying").text();
String satis = kur.select("ForexSelling").text();
Log.e("x",ad+" --> "+alis+" / "+satis);
}

} catch (Exception e) { Log.e("x","Hata : "+e); }
return null;
}


protected void onPostExecute(String s) {
srl.setRefreshing(false);
ba.notifyDataSetChanged();
}
}.execute();
}
}