From 5082a865518992f1f34575c1326c70ea07bd05b5 Mon Sep 17 00:00:00 2001
From: thetric <broj.dominik@gmail>
Date: Sun, 11 Jun 2017 20:21:04 +0200
Subject: [PATCH] fix(ui/cli): close scanner after usage

---
 .../SystemEnvironmentAwareConsoleService.groovy   | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/ui/cli/src/main/groovy/com/github/thetric/iliasdownloader/cli/console/SystemEnvironmentAwareConsoleService.groovy b/ui/cli/src/main/groovy/com/github/thetric/iliasdownloader/cli/console/SystemEnvironmentAwareConsoleService.groovy
index dceda3b..ae35feb 100644
--- a/ui/cli/src/main/groovy/com/github/thetric/iliasdownloader/cli/console/SystemEnvironmentAwareConsoleService.groovy
+++ b/ui/cli/src/main/groovy/com/github/thetric/iliasdownloader/cli/console/SystemEnvironmentAwareConsoleService.groovy
@@ -19,8 +19,7 @@ final class SystemEnvironmentAwareConsoleService implements ConsoleService {
         }
 
         print "$prompt: "
-        final Scanner scanner = new Scanner(System.in)
-        return scanner.nextLine()
+        return readNextLine()
     }
 
     /**
@@ -45,7 +44,15 @@ final class SystemEnvironmentAwareConsoleService implements ConsoleService {
         }
         log.warn('Password input in IDEs are _not_ supported')
         log.warn('FALLING BACK TO PLAIN TEXT MODE')
-        final Scanner s = new Scanner(System.in)
-        return s.nextLine()
+        return readNextLine()
+    }
+
+    private String readNextLine() {
+        final Scanner scanner = new Scanner(System.in)
+        try {
+            return scanner.nextLine()
+        } finally {
+            scanner.close()
+        }
     }
 }