problem in connection from android to mysql(wamp)

[nagaraja]

public class motor extends Activity {
public static final int REQUEST_CODE=1;
/** Called when the activity is first created. */
Button b;
RadioButton r1;
EditText tv;
String text;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.motor);
b=(Button)findViewById(R.id.motor_submit);
b.setOnClickListener(new clickhandler());
tv=(EditText)findViewById(R.id.widget32);
}
public class clickhandler implements OnClickListener
{
public void onClick(View v)
{
if(v==b)
{
HttpClient httpclient = new DefaultHttpClient();
HttpPost httppost = new HttpPost("http://localhost/getAllPeopleBornAfter.php");

try {
// Add your data
List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>(1);
//ameValuePairs.add(new BasicNameValuePair("mydata", "Mek Mek"));
// httppost.setEntity(new UrlEncodedFormEntity(nameValuePairs));
HttpResponse response = httpclient.execute(httppost);
InputStream is = response.getEntity().getContent();
BufferedInputStream bis = new BufferedInputStream(is);
ByteArrayBuffer baf = new ByteArrayBuffer(20);
int current = 0;
while((current = bis.read()) != -1){
baf.append((byte)current);
}
text = new String(baf.toByteArray());
tv.setText(text.toString());
} catch (ClientProtocolException e) { tv.setText(e.toString());
// TODO Auto-generated catch block
} catch (IOException e) {
// TODO Auto-generated catch block
}

//Intent intent=new Intent(motor.this,motor1.class);
//startActivityForResult(intent,REQUEST_CODE);
}

}
}

}