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Validate likes string before parsing to Integer #59

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Validate likes string before parsing to Integer #59

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8 changes: 7 additions & 1 deletion ...java/org/schabi/newpipe/extractor/services/youtube/extractors/YoutubeStreamExtractor.java
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Original file line number Diff line number Diff line change
Expand Up @@ -415,7 +415,13 @@ public long getLikeCount() throws ParsingException {
return 0;
}

return Integer.parseInt(Utils.removeNonDigitCharacters(likesString));
final String digitsOnly = Utils.removeNonDigitCharacters(likesString);

if (digitsOnly == null || digitsOnly.isEmpty()) {
throw new ParsingException("Could not extract digits from \"" + likesString + "\"");
}

return Integer.parseInt(digitsOnly);
} catch (final NumberFormatException nfe) {
throw new ParsingException("Could not parse \"" + likesString + "\" as an Integer",
nfe);
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