public static int match ( Locale locale , Locale targetLocale ) { if ( locale == null ) { return - 1 ; } if ( locale . getLanguage ( ) . equals ( targetLocale . getLanguage ( ) ) ) { if ( locale . getCountry ( ) . equals ( targetLocale . getCountry ( ) ) ) { return 3 ; } else if ( targetLocale . getCountry ( ) . isEmpty ( ) ) { return 2 ; } else { return 0 ; } } else if ( targetLocale . getCountry ( ) . isEmpty ( ) || targetLocale . getLanguage ( ) . isEmpty ( ) ) { return 1 ; } else { return 0 ; } }
How much the given locale match the expected locale .