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package user4574.texttransport;
import org.eclipse.paho.client.mqttv3.MqttClient;
import org.eclipse.paho.client.mqttv3.MqttException;
import android.app.Activity;
import android.os.Bundle;
import android.telephony.SmsManager;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.RadioGroup;
public class Start extends Activity {
public static MqttClient client;
private SmsManager sms = SmsManager.getDefault();
private Button conn;
private EditText ent;
private EditText port;
private RadioGroup rg;
private String uri = "";
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.start);
conn = (Button) findViewById(R.id.connectbutton);
conn.setEnabled(false);
conn.setOnClickListener(new ConnectListener());
ent = (EditText) findViewById(R.id.uri);
ent.addTextChangedListener(new URIWatcher());
port = (EditText) findViewById(R.id.port);
rg = (RadioGroup) findViewById(R.id.protocol);
}
class ConnectListener implements OnClickListener {
public void onClick(View arg0) {
if (client != null && client.isConnected()) {
try {
client.disconnect();
ent.setEnabled(true);
conn.setText(R.string.connect);
} catch (MqttException e) {
e.printStackTrace();
}
} else if (!uri.equals("")) {
String server = (rg.getCheckedRadioButtonId() == R.id.ssl) ? "ssl" : "tcp";
server += "://" + uri;
if(!port.getText().toString().equals(""))
server += ":" + port.getText().toString();
try {
client = new MqttClient(server, MqttClient.generateClientId(), new AndroidPersistence());
client.setCallback(new MqttMsgCallback(sms));
client.connect();
client.subscribe("/texttransport/+/send");
ent.setEnabled(false);
conn.setText(R.string.disconnect);
} catch (MqttException e) {
e.printStackTrace();
}
}
}
}
class URIWatcher implements TextWatcher {
public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
public void onTextChanged(CharSequence s, int start, int before, int count) {}
public void afterTextChanged(Editable s) {
uri = s.toString();
if (uri.equals(""))
conn.setEnabled(false);
else
conn.setEnabled(true);
}
}
}
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