changing logic to decode token

Author: Sachin Maheshwari

src/java/main/com/cronos/onlinereview/util/JwtTokenUpdater.java

@@ -100,13 +100,14 @@ public JwtTokenUpdater check() throws Exception {
         	String[] tokenSplit = jwtCookieV3.getValue().split("\\.");
         	if (tokenSplit.length <= 1) {
         		valid = false;
-        	} /*else {
-        		StringBuffer payloadStr = new StringBuffer(tokenSplit[1]);
-                while (payloadStr.length() % 4 != 0) {
+        	} else {
+        		//StringBuffer payloadStr = new StringBuffer(tokenSplit[1]);
+                /*while (payloadStr.length() % 4 != 0) {
                 	payloadStr.append('=');
-                }
-                
-                String payload = new String(Base64.decode(payloadStr.toString().getBytes(StandardCharsets.UTF_8)));
+                }*/
+                //String payload = new String(Base64.decode(payloadStr.toString().getBytes(StandardCharsets.UTF_8)));
+
+                String payload = new String(Base64.decodeBase64(tokenSplit[1]), "UTF-8");
                 JsonNode jsonNode = objectMapper.readValue(payload.toString(), JsonNode.class);
 
                 long exp = jsonNode.get("exp").asLong();
@@ -115,7 +116,7 @@ public JwtTokenUpdater check() throws Exception {
                 if (expDate.before(new Date())) {
                 	valid = false;
                 }
-        	}*/
+        	}
         }
         if (jwtCookieV3 == null || !valid) {
         	String newToken = getRefreshTokenFromApi(jwtCookieV2.getValue());