From 47cea42e319176aa69decc43e8d8074374ff0c4b Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Fri, 11 Jan 2013 19:48:19 +1300
Subject: Add logout button

---
 src/org/traccar/web/server/model/DataServiceImpl.java | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

(limited to 'src/org/traccar/web/server')

diff --git a/src/org/traccar/web/server/model/DataServiceImpl.java b/src/org/traccar/web/server/model/DataServiceImpl.java
index 9c69b48e..01ab3164 100644
--- a/src/org/traccar/web/server/model/DataServiceImpl.java
+++ b/src/org/traccar/web/server/model/DataServiceImpl.java
@@ -55,7 +55,11 @@ public class DataServiceImpl extends RemoteServiceServlet implements DataService
 
     private void setUser(User user) {
         HttpSession session = getThreadLocalRequest().getSession();
-        session.setAttribute(ATTRIBUTE_USER, user);
+        if (user != null) {
+            session.setAttribute(ATTRIBUTE_USER, user);
+        } else {
+            session.removeAttribute(ATTRIBUTE_USER);
+        }
     }
 
     private User getUser() {
@@ -69,7 +73,7 @@ public class DataServiceImpl extends RemoteServiceServlet implements DataService
     }
 
     @Override
-    public boolean authenticate(String login, String password) {
+    public boolean login(String login, String password) {
         TypedQuery<User> query = entityManager.createQuery(
                 "SELECT x FROM User x WHERE x.login = :login", User.class);
         query.setParameter("login", login);
@@ -82,6 +86,12 @@ public class DataServiceImpl extends RemoteServiceServlet implements DataService
         return false;
     }
 
+    @Override
+    public boolean logout() {
+        setUser(null);
+        return true;
+    }
+
     @Override
     public boolean register(String login, String password) {
         User user = new User();
-- 
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