Searched refs:isExtensionSingleton (Results 1 – 2 of 2) sorted by relevance
344 if (isExtensionSingleton(s)) { in parseExtensions()631 public static boolean isExtensionSingleton(String s) { in isExtensionSingleton() method in LanguageTag644 return isExtensionSingleton(String.valueOf(c)); in isExtensionSingletonChar()
242 if (LanguageTag.isExtensionSingleton(s)) { in setExtensions()