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27 lines
980 B
27 lines
980 B
3 years ago
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From d94c5832e14504d44abeba47866dfa7dac5992b5 Mon Sep 17 00:00:00 2001
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From: Guillaume Nodet <gnodet@gmail.com>
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Date: Fri, 23 Jul 2021 09:22:19 +0200
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Subject: [PATCH] Avoid possible NPE, fixes #214
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---
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src/main/java/org/fusesource/jansi/AnsiPrintStream.java | 6 +++++-
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1 file changed, 5 insertions(+), 1 deletion(-)
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diff --git a/src/main/java/org/fusesource/jansi/AnsiPrintStream.java b/src/main/java/org/fusesource/jansi/AnsiPrintStream.java
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index e153c43..df6e5a6 100644
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--- a/src/main/java/org/fusesource/jansi/AnsiPrintStream.java
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+++ b/src/main/java/org/fusesource/jansi/AnsiPrintStream.java
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@@ -76,7 +76,11 @@ public void install() throws IOException {
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}
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public void uninstall() throws IOException {
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- getOut().uninstall();
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+ // If the system output stream has been closed, out should be null, so avoid a NPE
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+ AnsiOutputStream out = getOut();
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+ if (out != null) {
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+ out.uninstall();
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+ }
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}
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@Override
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