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Be defensive if there is no main/classes
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@ -95,8 +95,11 @@ public abstract class MainClassFinder {
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*/
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public static <T> T doWithMainClasses(File rootFolder, ClassNameCallback<T> callback)
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throws IOException {
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if (!rootFolder.exists()) {
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return null; // nothing to do
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}
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if (!rootFolder.isDirectory()) {
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throw new IllegalArgumentException("Inavlid root folder '" + rootFolder + "'");
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throw new IllegalArgumentException("Invalid root folder '" + rootFolder + "'");
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}
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String prefix = rootFolder.getAbsolutePath() + "/";
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Deque<File> stack = new ArrayDeque<File>();
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