private static boolean resemblesPropertyPattern ( String pattern , int pos ) { // Patterns are at least 5 characters long if ( ( pos + 5 ) > pattern . length ( ) ) { return false ; } // Look for an opening [:, [:^, \p, or \P return pattern . regionMatches ( pos , "[:" , 0 , 2 ) || pattern . regionMatches ( true , pos , "\\p" , 0 , 2 ) || pattern . regionMatches ( pos , "\\N" , 0 , 2 ) ; }
Return true if the given position in the given pattern appears to be the start of a property set pattern .