Broken links code using Selenium Java

package pack1;

import java.net.HttpURLConnection;
import java.net.URL;
import java.util.List;

import org.openqa.selenium.By;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.firefox.FirefoxDriver;

public class BrokenLinks {

public static void main(String[] args) {
WebDriver driver = new FirefoxDriver();

driver.manage().window().maximize();

driver.get("http://www.newtours.demoaut.com/");

List<WebElement> links = driver.findElements(By.tagName("a"));

System.out.println("Total links are " + links.size());

for (int i = 0; i < links.size(); i++) {

WebElement ele = links.get(i);

String url = ele.getAttribute("href");

verifyLinkActive(url);

}

}

public static void verifyLinkActive(String linkUrl) {
try {
URL url = new URL(linkUrl);

HttpURLConnection httpURLConnect = (HttpURLConnection) url
.openConnection();

httpURLConnect.setConnectTimeout(3000);

httpURLConnect.connect();

if (httpURLConnect.getResponseCode() == 200) {
System.out.println(linkUrl + " - "
+ httpURLConnect.getResponseMessage() + " - Code :"
+ httpURLConnect.getResponseCode());
}
if (httpURLConnect.getResponseCode() == HttpURLConnection.HTTP_NOT_FOUND) {
System.out.println(linkUrl + " - "
+ httpURLConnect.getResponseMessage() + " - "
+ HttpURLConnection.HTTP_NOT_FOUND);
}
} catch (Exception e) {

}
}

}

Selenium Exceptions with Description

Exception Type	Description
ElementNotSelectableException	Thrown when trying to select an unselectable element.
ElementNotVisibleException	Thrown when an element is present on the DOM, but it is not visible, and so is not able to be interacted with.
ErrorInResponseException	Thrown when an error has occurred on the server side.
ImeActivationFailedException	Thrown when activating an IME engine has failed.
ImeNotAvailableException	Thrown when IME support is not available
InvalidCookieDomainException	Thrown when attempting to add a cookie under a different domain than the current URL
InvalidElementStateException
InvalidSelectorException	Thrown when the selector which is used to find an element does not return a WebElement.
InvalidSwitchToTargetException	Thrown when frame or window target to be switched doesn’t exist.
MoveTargetOutOfBoundsException	Thrown when the target provided to the ActionsChains move() method is invalid, i.e. out of document
NoAlertPresentException	Thrown when switching to no presented alert.
NoSuchAttributeException	Thrown when the attribute of element could not be found.
NoSuchElementException	Thrown when element could not be found.
NoSuchFrameException	Thrown when frame target to be switched doesn’t exist.
NoSuchWindowException	Thrown when window target to be switched doesn’t exist.
RemoteDriverServerException
StaleElementReferenceException	Stale means the element no longer appears on the DOM of the page.
TimeoutException	Thrown when a command does not complete in enough time.
UnableToSetCookieException	Thrown when a driver fails to set a cookie.
UnexpectedAlertPresentException	Thrown when an unexpected alert is appeared.
UnexpectedTagNameException	Thrown when a support class did not get an expected web element.
WebDriverException	Base webdriver exception.