entlicher commented on a change in pull request #3379:
URL: https://github.com/apache/netbeans/pull/3379#discussion_r772246345
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File path:
ide/editor.util/src/org/netbeans/lib/editor/util/swing/DocumentUtilities.java
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@@ -65,9 +65,9 @@
private static final Object TYPING_MODIFICATION_KEY = new Object();
- private static Field numReadersField;
+ private static volatile Field numReadersField;
Review comment:
I've removed the wrong synchronization, it's up to the volatile flag
only now. It can initialize multiple times, but after that it's just one
volatile access.
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