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import javax.servlet.http.Cookie;
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import javax.servlet.http.Cookie;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import javax.servlet.http.HttpServletResponse;
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import javax.servlet.http.HttpSession;
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import javax.servlet.http.HttpSession;
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import nl.bitwalker.useragentutils.BrowserType;
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import nl.bitwalker.useragentutils.UserAgent;
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import org.apache.log4j.Logger;
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import org.apache.log4j.Logger;
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import org.apache.struts2.ServletActionContext;
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import org.apache.struts2.ServletActionContext;
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import com.opensymphony.xwork2.ActionInvocation;
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import com.opensymphony.xwork2.ActionInvocation;
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import com.opensymphony.xwork2.interceptor.AbstractInterceptor;
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import com.opensymphony.xwork2.interceptor.AbstractInterceptor;
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	private Map<String, Cookie> cookiesMap = null;
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	private Map<String, Cookie> cookiesMap = null;
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	private Cookie userCookie = null;
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	private Cookie userCookie = null;
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	private DesEncrypter desEncrypter = new DesEncrypter("shop2020");
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	private DesEncrypter desEncrypter = new DesEncrypter("shop2020");
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	private String cookieDomain = "";
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	public void setCookieDomain(String cookieDomain) {
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		this.cookieDomain = cookieDomain;
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	}
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	@Override
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	@Override
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	public String intercept(ActionInvocation invocation) throws Exception {
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	public String intercept(ActionInvocation invocation) throws Exception {
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		final Object action = invocation.getAction();
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		final Object action = invocation.getAction();
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		log.info("inside user intercepror");
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		log.debug("inside user intercepror");
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        HttpServletRequest request = ServletActionContext.getRequest();
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        HttpServletRequest request = ServletActionContext.getRequest();
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        log.info("url " + request.getRequestURL());
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        log.info("uri " + request.getRequestURI());
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        HttpSession session = request.getSession(); // Get the existing session or create a new one
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        HttpSession session = request.getSession(); // Get the existing session or create a new one
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        //getCookiesMap(request);
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        //getCookiesMap(request);
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		createCookiesMap(request);
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		createCookiesMap(request);
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		Cookie[] cookies = request.getCookies();
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		Cookie[] cookies = request.getCookies();
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		// This check is necessary for the first request when no cookies are
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		// This check is necessary for the first request when no cookies are
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		// sent.
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		// sent.
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		if(cookies==null)
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		if(cookies==null)
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			return;
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			return;
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		for (Cookie cookie : cookies)
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		for (Cookie cookie : cookies) {
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			if (cookie.getName().equals("uid")) {
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				if (cookie.getDomain() == null || cookie.getDomain().isEmpty()
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						|| !cookie.getDomain().equals(this.cookieDomain))
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				{
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					if (!cookieDomain.isEmpty()) {
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						cookie.setMaxAge(0);
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						Cookie newUserCookie = new Cookie("uid", cookie.getValue());
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						newUserCookie.setMaxAge(SECONDS_IN_YEAR); // one year
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						newUserCookie.setPath("/");
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						newUserCookie.setDomain(cookieDomain);
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						HttpServletResponse response = ServletActionContext.getResponse();
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						response.addCookie(newUserCookie);
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						response.addCookie(cookie);
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					}
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				}
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			}
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			cookiesMap.put(cookie.getName(), cookie);
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		    cookiesMap.put(cookie.getName(), cookie);
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		}
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	}
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	}
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	private void createUserCookie(long userId, boolean force) {
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	private void createUserCookie(long userId, boolean force) {
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		userCookie = (Cookie) cookiesMap.get("uid");
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		userCookie = (Cookie) cookiesMap.get("uid");
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		String encryptedUserId = desEncrypter.encrypt(userId + "");
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		String encryptedUserId = desEncrypter.encrypt(userId + "");
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		if(force || userCookie == null || !(encryptedUserId + "").equals(userCookie.getValue())){
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		if(force || userCookie == null || !(encryptedUserId + "").equals(userCookie.getValue())){
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			userCookie = new Cookie("uid", encryptedUserId);
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			userCookie = new Cookie("uid", encryptedUserId);
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			userCookie.setMaxAge(SECONDS_IN_YEAR); // one year
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			userCookie.setMaxAge(SECONDS_IN_YEAR); // one year
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			userCookie.setPath("/");
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			userCookie.setPath("/");
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			if(!cookieDomain.isEmpty()) {
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				userCookie.setDomain(cookieDomain);
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			}
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			log.info("Created new cookie.");
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			log.info("Created new cookie.");
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			cookiesMap.put("uid", userCookie);
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			cookiesMap.put("uid", userCookie);
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			HttpServletResponse response = ServletActionContext.getResponse();
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			HttpServletResponse response = ServletActionContext.getResponse();
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	        response.addCookie(userCookie);
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	        response.addCookie(userCookie);
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		}
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		}