From 5a8875ca9da7046b2b3b7fea3f1e056f289c5be1 Mon Sep 17 00:00:00 2001
From: Vadim Zeitlin <vz-swig@zeitlins.org>
Date: Wed, 18 Dec 2019 02:25:08 +0100
Subject: [PATCH] Don't crash if unexpected comment is found in Java Doxygen
 tests

Don't pass null pointer to BufferedWriter.write(), as this results in
NullPointerException.
---
 Examples/test-suite/java/CommentParser.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Examples/test-suite/java/CommentParser.java b/Examples/test-suite/java/CommentParser.java
index f202c1384..7d5740b51 100644
--- a/Examples/test-suite/java/CommentParser.java
+++ b/Examples/test-suite/java/CommentParser.java
@@ -99,7 +99,8 @@ public class CommentParser {
                 try {
                     // write expected string to file
                     BufferedWriter expectedFile = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(expectedFileName)));
-                    expectedFile.write(wantedStr);
+                    if (wantedStr != null)
+                        expectedFile.write(wantedStr);
                     expectedFile.close();
 
                     // write translated string to file