How to get list of ALL the checkboxes using selenium webdriver ?

@Test
public void GetAllCheckboxlist()throws Exception

 {
driver.get("http://seleniumsubbu.blogspot.in/");
driver.manage().timeouts().implicitlyWait(10, TimeUnit.SECONDS);
List<WebElement> s=driver.findElements(By.id("edit-submitted-country"));
System.out.println(s.size());
for (int i = 0; i < s.size(); i++)

{
System.out.println(s.get(i).getText());
}
}