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fix: prevent NPE by adding null check for JFileChooser initialization #561

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fix: prevent NPE by adding null check for JFileChooser initialization #561

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5 changes: 5 additions & 0 deletions src/main/java/the/bytecode/club/bytecodeviewer/gui/components/FileChooser.java
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Original file line number Diff line number Diff line change
Expand Up @@ -46,6 +46,11 @@ public static JFileChooser create(File file, String title, String description, S
public static JFileChooser create(boolean skipFileFilter, File file, String title, String description, String... extensions) throws ExecutionException, InterruptedException
{
JFileChooser chooser = SINGLETON.get();
if (chooser == null) {
System.err.println("Error: JFileChooser not initialized properly — skipping export.");
return null;
}


Set<String> extensionSet = new HashSet<>(Arrays.asList(extensions));

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