Android Program to Get More Geo Location of a Place

package com.example.geocode;
 
import java.io.IOException;
import java.util.List;
import java.util.Locale;
 
import android.location.Address;
import android.location.Geocoder;
import android.os.Bundle;
import android.app.Activity;
import android.util.Log;
import android.view.Menu;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
 
public class MainActivity extends Activity {
 
    double latitude,longitude;
    EditText locationName;
    Button okbtn;
    TextView result;
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
 
        locationName=(EditText)findViewById(R.id.location);
        okbtn=(Button)findViewById(R.id.button1);
        result=(TextView)findViewById(R.id.textView1);
 
 
 
 
            okbtn.setOnClickListener(new View.OnClickListener() {
 
                @Override
                public void onClick(View v) {
                    // TODO Auto-generated method stub
 
 
                     Geocoder geocoder = new Geocoder(getBaseContext(),Locale.getDefault());
 
 
                        result.setText("");
 
                        try 
                        {
                            List<Address> address;
 
                            address = geocoder.getFromLocationName(locationName.getText().toString(),4);
 
                            if(address.size() > 0)
                            {
                                for(int i=0;i<address.size();i++)
                                {
                                    latitude= address.get(i).getLatitude();
                                    longitude= address.get(i).getLongitude();
                                    result.append("\n"+latitude+" "+longitude+"\n");
 
 
 
                                }
                                Log.i("Tag",result.toString());
                            }
 
 
 
                        } catch (IOException e) 
                        {
                            // TODO Auto-generated catch block
                            e.printStackTrace();
                        }
                        finally
                        {
 
                        }
 
 
 
 
                }
            });
    }
 
    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    }
 
}