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Utils.getRenamedCardImageFileName(): add javadoc

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Co-authored-by: Sylvia van Os <sylvia@hackerchick.me>
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FC Stegerman
2023-07-17 20:35:02 +02:00
parent ab030ba002
commit ac0f6f6f3e
1 changed files with 7 additions and 0 deletions
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7
app/src/main/java/protect/card_locker/Utils.java
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@@ -386,6 +386,13 @@ public class Utils {
return cardImageFileNameBuilder.toString();
}
/**
* Returns a card image filename (string) with the ID replaced according to the map if the input is a valid card image filename (string), otherwise null.
*
* @param fileName e.g. "card_1_front.png"
* @param idMap e.g. Map.of(1, 2)
* @return String e.g. "card_2_front.png"
*/
static public String getRenamedCardImageFileName(final String fileName, final Map<Integer, Integer> idMap) {
Pattern pattern = Pattern.compile(CARD_IMAGE_FILENAME_REGEX);
Matcher matcher = pattern.matcher(fileName);