How to perform different operations on Radio Buttons using webdriver

How to perform different operations on Radio Buttons using webdriver

import java.util.List;
import java.util.concurrent.TimeUnit;

import org.openqa.selenium.*;
import org.openqa.selenium.firefox.FirefoxDriver;


public class RadioButtonExample 
{
	public static void main(String[] args) 
	{
		WebDriver driver=new FirefoxDriver();
        driver.get("file:///E:/Programming%20Samples/HTML%20Samples/RadioButtons.html");
        driver.manage().timeouts().implicitlyWait(10, TimeUnit.SECONDS);
       
        //Find out number of elements in a radio group
        List<WebElement> btnRadio=driver.findElements(By.name("Country"));
        int noRadioValues=btnRadio.size();
//        System.out.println("Number of values in Radio group "+noRadioValues);
        
/*      //Find out all radio button values
        for(WebElement radio:btnRadio)
            System.out.println(radio.getAttribute("value"));*/
        
/*        //method to see which radio button is selected
        for(int i=0;i<noRadioValues;i++)
        {
            boolean bool=btnRadio.get(i).isSelected();
            if(bool)
                System.out.println(btnRadio.get(i).getAttribute("value"));
        }*/
        
/*        //method to see which radio button is selected
        for(WebElement radio:btnRadio)
        {
            boolean bool=radio.isSelected();
            if(bool)
                System.out.println(radio.getAttribute("value"));
        }*/
        
       
/*        //method to select a specific value
        for(WebElement radio:btnRadio)
        {
            String strOptionValue=radio.getAttribute("value");
            if(strOptionValue.equals("UK"))
                radio.click();
        }*/
       
        WebElement weFemale=driver.findElement(By.xpath("//input[@name='Country' and @value='USA']"));
        weFemale.click();
        
//        driver.quit();
        
	}
}