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package de.danoeh.antennapod.util;
import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;
import de.danoeh.antennapod.AppConfig;
import android.content.Context;
import android.os.Handler;
import android.util.Log;
/** Tests a connection before downloading something. */
public class ConnectionTester implements Runnable {
private static final String TAG = "ConnectionTester";
private String strUrl;
private Callback callback;
private int reason;
private Handler handler;
public ConnectionTester(String url, Callback callback) {
super();
this.strUrl = url;
this.callback = callback;
this.handler = new Handler();
}
@Override
public void run() {
if (AppConfig.DEBUG)
Log.d(TAG, "Testing connection");
try {
URL url = new URL(strUrl);
HttpURLConnection con = (HttpURLConnection) url.openConnection();
con.connect();
handler.post(new Runnable() {
@Override
public void run() {
callback.onConnectionSuccessful();
}
}); if (AppConfig.DEBUG)
Log.d(TAG, "Connection seems to work");
} catch (MalformedURLException e) {
e.printStackTrace();
reason = DownloadError.ERROR_CONNECTION_ERROR;
if (AppConfig.DEBUG)
Log.d(TAG, "Connection failed");
handler.post(new Runnable() {
@Override
public void run() {
callback.onConnectionFailure(reason);
}
});
} catch (IOException e) {
e.printStackTrace();
reason = DownloadError.ERROR_CONNECTION_ERROR;
if (AppConfig.DEBUG)
Log.d(TAG, "Connection failed");
handler.post(new Runnable() {
@Override
public void run() {
callback.onConnectionFailure(reason);
}
});
}
}
public static abstract class Callback {
public abstract void onConnectionSuccessful();
public abstract void onConnectionFailure(int reason);
}
public int getReason() {
return reason;
}
}
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