public static long lowerHexToUnsignedLong ( String lowerHex ) { int length = lowerHex . length ( ) ; if ( length < 1 || length > 32 ) throw isntLowerHexLong ( lowerHex ) ; // trim off any high bits int beginIndex = length > 16 ? length - 16 : 0 ; return lowerHexToUnsignedLong ( lowerHex , beginIndex ) ; }
Parses a 1 to 32 character lower - hex string with no prefix into an unsigned long tossing any bits higher than 64 .