新增记住密码功能

xxl-job-admin/src/main/java/com/xxl/job/controller/IndexController.java

 	@RequestMapping(value="login", method=RequestMethod.POST)
 	@ResponseBody
 	@PermessionLimit(limit=false)
-	public ReturnT<String> loginDo(HttpServletRequest request, HttpServletResponse response, String userName, String password){
+	public ReturnT<String> loginDo(HttpServletRequest request, HttpServletResponse response, String userName, String password, String ifRemember){
 		if (!PermissionInterceptor.ifLogin(request)) {
 			if (StringUtils.isNotBlank(userName) && StringUtils.isNotBlank(password)
 					&& "admin".equals(userName) && "123456".equals(password)) {
-				PermissionInterceptor.login(response);
+				boolean ifRem = false;
+				if (StringUtils.isNotBlank(ifRemember) && "on".equals(ifRemember)) {
+					ifRem = true;
+				}
+				PermissionInterceptor.login(response, ifRem);
 			} else {
 				return new ReturnT<String>(500, "账号或密码错误");
 			}

xxl-job-admin/src/main/java/com/xxl/job/controller/interceptor/PermissionInterceptor.java

 	public static final String LOGIN_IDENTITY_KEY = "LOGIN_IDENTITY";
 	public static final String LOGIN_IDENTITY_VAL = "sdf!121sdf$78sd!8";
 	
-	public static boolean login(HttpServletResponse response){
-		CookieUtil.set(response, LOGIN_IDENTITY_KEY, LOGIN_IDENTITY_VAL);
+	public static boolean login(HttpServletResponse response, boolean ifRemember){
+		CookieUtil.set(response, LOGIN_IDENTITY_KEY, LOGIN_IDENTITY_VAL, ifRemember);
 		return true;
 	}
 	public static void logout(HttpServletRequest request, HttpServletResponse response){

xxl-job-admin/src/main/java/com/xxl/job/core/util/CookieUtil.java

 	 * @param response
 	 * @param key
 	 * @param value
+	 * @param ifRemember 
 	 */
-	public static void set(HttpServletResponse response, String key, String value) {
+	public static void set(HttpServletResponse response, String key, String value, boolean ifRemember) {
+		
+		int age = COOKIE_MAX_AGE;
+		if (ifRemember) {
+			age = COOKIE_MAX_AGE;
+		} else {
+			age = -1;
+		}
+		
 		Cookie cookie = new Cookie(key, value);
-		cookie.setMaxAge(COOKIE_MAX_AGE);	// Cookie过期时间,单位/秒
+		cookie.setMaxAge(age);				// Cookie过期时间,单位/秒
 		cookie.setPath(COOKIE_PATH);		// Cookie适用的路径
 		response.addCookie(cookie);
 	}

xxl-job-admin/src/main/webapp/WEB-INF/template/login.ftl

 					<div class="col-xs-8">
 		              	<div class="checkbox icheck">
 		                	<label>
-		                  		<input type="checkbox"> Remember Me
+		                  		<input type="checkbox" name="ifRemember" > Remember Me
 		                	</label>
 						</div>
 		            </div><!-- /.col -->