From: Kevin Lamonte <kevin.lamonte@gmail.com>
Date: Tue, 21 Mar 2017 19:21:46 +0000 (-0400)
Subject: Fix NPE
X-Git-Url: https://git.nikiroo.be/?a=commitdiff_plain;h=0ab16dbbdccca171ddb03eed96fb011192659e79;p=fanfix-jexer.git

Fix NPE
---

diff --git a/src/jexer/io/SwingScreen.java b/src/jexer/io/SwingScreen.java
index 8da762a..a70c882 100644
--- a/src/jexer/io/SwingScreen.java
+++ b/src/jexer/io/SwingScreen.java
@@ -325,10 +325,12 @@ public final class SwingScreen extends Screen {
                 cursorStyle = CursorStyle.BLOCK;
             }
 
-            if (System.getProperty("jexer.Swing.tripleBuffer").
-                equals("false")) {
+            if (System.getProperty("jexer.Swing.tripleBuffer") != null) {
+                if (System.getProperty("jexer.Swing.tripleBuffer").
+                    equals("false")) {
 
-                SwingScreen.tripleBuffer = false;
+                    SwingScreen.tripleBuffer = false;
+                }
             }
 
             setTitle("Jexer Application");