Fixed typo

src/main/java/de/thm/arsnova/controller/SessionController.java

@@ -46,8 +46,8 @@ import de.thm.arsnova.entities.Session;
 import de.thm.arsnova.exceptions.UnauthorizedException;
 import de.thm.arsnova.services.ISessionService;
 import de.thm.arsnova.services.IUserService;
-import de.thm.arsnova.services.SessionService.SessionNameComperator;
-import de.thm.arsnova.services.SessionService.SessionShortNameComperator;
+import de.thm.arsnova.services.SessionService.SessionNameComparator;
+import de.thm.arsnova.services.SessionService.SessionShortNameComparator;
 import de.thm.arsnova.web.DeprecatedApi;
 
 @RestController
@@ -146,9 +146,9 @@ public class SessionController extends AbstractController {
 		}
 
 		if (sortby != null && sortby.equals("shortname")) {
-			Collections.sort(sessions, new SessionShortNameComperator());
+			Collections.sort(sessions, new SessionShortNameComparator());
 		} else {
-			Collections.sort(sessions, new SessionNameComperator());
+			Collections.sort(sessions, new SessionNameComparator());
 		}
 
 		return sessions;

src/main/java/de/thm/arsnova/services/SessionService.java

@@ -45,7 +45,7 @@ import de.thm.arsnova.socket.ARSnovaSocketIOServer;
 @Service
 public class SessionService implements ISessionService {
 
-	public static class SessionNameComperator implements Comparator<Session>, Serializable {
+	public static class SessionNameComparator implements Comparator<Session>, Serializable {
 		private static final long serialVersionUID = 1L;
 
 		@Override
@@ -54,7 +54,7 @@ public class SessionService implements ISessionService {
 		}
 	}
 
-	public static class SessionShortNameComperator implements Comparator<Session>, Serializable {
+	public static class SessionShortNameComparator implements Comparator<Session>, Serializable {
 		private static final long serialVersionUID = 1L;
 
 		@Override

src/test/java/de/thm/arsnova/services/SessionServiceTest.java

@@ -208,7 +208,7 @@ public class SessionServiceTest {
 		sessionB.setName("TestSessionB");
 		sessionB.setShortName("TSB");
 
-		final Comparator<Session> comp = new SessionService.SessionNameComperator();
+		final Comparator<Session> comp = new SessionService.SessionNameComparator();
 		assertTrue(comp.compare(sessionA, sessionB) < 0);
 	}
 
@@ -222,7 +222,7 @@ public class SessionServiceTest {
 		sessionB.setName("TestSessionB");
 		sessionB.setShortName("TSB");
 
-		final Comparator<Session> comp = new SessionService.SessionShortNameComperator();
+		final Comparator<Session> comp = new SessionService.SessionShortNameComparator();
 		assertTrue(comp.compare(sessionA, sessionB) < 0);
 	}