修改注册策略

2023-03-04 19:17:16 +00:00 · 2012-03-14 12:20:03 +08:00
parent 922f53e318
commit 9c80f02fdf
1 changed files with 5 additions and 1 deletions
@@ -60,7 +60,11 @@ public class DruidDataSourceStatManager implements DruidDataSourceStatManagerMBe
        MBeanServer mbeanServer = ManagementFactory.getPlatformMBeanServer();
        if (dataSources.size() == 0) {
            try {
-                mbeanServer.registerMBean(instance, new ObjectName(MBEAN_NAME));
+                
+                ObjectName objectName = new ObjectName(MBEAN_NAME);
+                if (!mbeanServer.isRegistered(objectName)) {
+                    mbeanServer.registerMBean(instance, objectName);
+                }
            } catch (JMException ex) {
                LOG.error("register mbean error", ex);
            }