From d6fb4288688294d2f76325f14410db3091fea0fa Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Mon, 11 Jul 2016 12:25:03 +0300
Subject: logging

---
 juick-www/src/main/java/com/juick/www/VKontakteLogin.java | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

(limited to 'juick-www/src/main/java/com/juick/www/VKontakteLogin.java')

diff --git a/juick-www/src/main/java/com/juick/www/VKontakteLogin.java b/juick-www/src/main/java/com/juick/www/VKontakteLogin.java
index 509187a9..7d718c9b 100644
--- a/juick-www/src/main/java/com/juick/www/VKontakteLogin.java
+++ b/juick-www/src/main/java/com/juick/www/VKontakteLogin.java
@@ -30,13 +30,15 @@ import javax.servlet.http.HttpServletResponse;
 import java.io.IOException;
 import java.net.URLEncoder;
 import java.util.UUID;
+import java.util.logging.Level;
+import java.util.logging.Logger;
 
 /**
  *
  * @author Ugnich Anton
  */
 public class VKontakteLogin {
-
+    private static final Logger logger = Logger.getLogger(VKontakteLogin.class.getName());
     private static final String VK_APPID = "3544101";
     private static final String VK_SECRET = "z2afNI8jA5lIpZ2jsTm1";
     private static final String VK_REDIRECT = "http://juick.com/_vklogin";
@@ -52,7 +54,7 @@ public class VKontakteLogin {
 
         String tokenjson = Utils.fetchURL("https://oauth.vk.com/access_token?client_id=" + VK_APPID + "&redirect_uri=" + URLEncoder.encode(VK_REDIRECT, "utf-8") + "&client_secret=" + VK_SECRET + "&code=" + URLEncoder.encode(code, "utf-8"));
         if (tokenjson == null || tokenjson.isEmpty()) {
-            System.err.println("VK TOKEN EMPTY");
+            logger.log(Level.SEVERE, "VK TOKEN EMPTY");
             response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
             return;
         }
@@ -63,12 +65,12 @@ public class VKontakteLogin {
             token = json.getString("access_token");
             vkID = json.getLong("user_id");
         } catch (JSONException e) {
-            System.err.println("VK TOKEN EXCEPTION: " + e);
+            logger.log(Level.SEVERE, "VK TOKEN EXCEPTION: ", e);
             response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
             return;
         }
         if (token == null || vkID == 0) {
-            System.err.println("VK TOKEN EMPTY: " + tokenjson);
+            logger.log(Level.SEVERE, "VK TOKEN EMPTY: " + tokenjson);
             response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
             return;
         }
@@ -77,7 +79,7 @@ public class VKontakteLogin {
 
         String graph = Utils.fetchURL("https://api.vk.com/method/users.get?uids=" + vkID + "&fields=screen_name&access_token=" + token);
         if (graph == null || graph.isEmpty()) {
-            System.err.println("VK GRAPH ERROR");
+            logger.log(Level.SEVERE, "VK GRAPH ERROR");
             response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
             return;
         }
@@ -107,9 +109,8 @@ public class VKontakteLogin {
                 response.setHeader("Location", "/signup?type=vk&hash=" + loginhash);
             }
         } catch (Exception e) {
-            System.err.println("JSON ERROR: " + e);
+            logger.log(Level.SEVERE, "JSON ERROR", e);
             response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
-            return;
         }
     }
 
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