From dd2a6a7eaf7a1b8be5c42418b0bc921d4eb82dc4 Mon Sep 17 00:00:00 2001
From: Daniel Gerhardt <code@dgerhardt.net>
Date: Tue, 11 Aug 2015 11:03:42 +0200
Subject: [PATCH] Add custom gauge metric for logged in user count
---
src/main/java/de/thm/arsnova/services/UserService.java | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/main/java/de/thm/arsnova/services/UserService.java b/src/main/java/de/thm/arsnova/services/UserService.java
index 51edbf061..c3ced54d4 100644
--- a/src/main/java/de/thm/arsnova/services/UserService.java
+++ b/src/main/java/de/thm/arsnova/services/UserService.java
@@ -17,6 +17,7 @@
*/
package de.thm.arsnova.services;
+import com.codahale.metrics.annotation.Gauge;
import com.github.leleuj.ss.oauth.client.authentication.OAuthAuthenticationToken;
import de.thm.arsnova.dao.IDatabaseDao;
import de.thm.arsnova.entities.DbUser;
@@ -50,6 +51,7 @@ import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Isolation;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.web.util.UriUtils;
+import org.stagemonitor.core.metrics.MonitorGauges;
import javax.annotation.PreDestroy;
import javax.mail.MessagingException;
@@ -65,6 +67,7 @@ import java.util.regex.Pattern;
* Performs all user related operations.
*/
@Service
+@MonitorGauges
public class UserService implements IUserService {
private static final int LOGIN_TRY_RESET_DELAY_MS = 30 * 1000;
@@ -325,6 +328,7 @@ public class UserService implements IUserService {
}
@Override
+ @Gauge
public int loggedInUsers() {
return user2session.size();
}
--
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