Merge pull request #1717 from diedertimmers/KARAF-7682

[KARAF-7682] Changed handling of the TCP connection to send the stop command

Author: jbonofre

main/src/main/java/org/apache/karaf/main/Stop.java

@@ -56,11 +56,13 @@ public static void main(String[] args) throws Exception {
         if (config.shutdownPort > 0) {
             try (Socket s = new Socket(config.shutdownHost, config.shutdownPort)) {
                 s.getOutputStream().write(config.shutdownCommand.getBytes());
-                System.exit(0);
+                s.getOutputStream().write('\n');
+                s.getOutputStream().flush();
             } catch (ConnectException connectException) {
                 System.err.println("Can't connect to the container. The container is not running.");
                 System.exit(1);
             }
+            System.exit(0);
         } else {
             // using the pid file
             int pid = getPidFromPidFile(config.pidFile);