JMQ-240: Allows to stop an already stopped server without warning.

joram/a3/rt/src/main/java/fr/dyade/aaa/agent/AgentServer.java

 /*
- * Copyright (C) 2001 - 2020 ScalAgent Distributed Technologies
+ * Copyright (C) 2001 - 2021 ScalAgent Distributed Technologies
  * Copyright (C) 2004 France Telecom R&D
  * Copyright (C) 1996 - 2000 BULL
  * Copyright (C) 1996 - 2000 INRIA
@@ -1773,10 +1773,16 @@ public final class AgentServer {
       logmon.log(BasicLevel.INFO, getName() + ", stop()");
 
     synchronized(status) {
-      if ((status.value != Status.STARTED) &&
-          (status.value != Status.STOPPED)) {
+      if ((status.value == Status.STOPPED) || (status.value == Status.INSTALLED)) {
+        // The server is already stopped.
+        if (logmon.isLoggable(BasicLevel.DEBUG))
+          logmon.log(BasicLevel.DEBUG,
+                     getName() + " not running, status: " + getStatusInfo(), new Exception());
+        return;
+      }
+      if (status.value != Status.STARTED) {
         logmon.log(BasicLevel.WARN,
-                   getName() + "cannot stop, bad status: " + getStatusInfo());
+                   getName() + " cannot stop, bad status: " + getStatusInfo());
         return;
       }
       status.value = Status.STOPPING;