(String ipAddress)
| 666 | } |
| 667 | |
| 668 | private boolean isValidIP6Address(String ipAddress) { |
| 669 | int length = ipAddress.length(); |
| 670 | boolean doubleColon = false; |
| 671 | int numberOfColons = 0; |
| 672 | int numberOfPeriods = 0; |
| 673 | String word = ""; //$NON-NLS-1$ |
| 674 | char c = 0; |
| 675 | char prevChar = 0; |
| 676 | int offset = 0; // offset for [] ip addresses |
| 677 | |
| 678 | if (length < 2) { |
| 679 | return false; |
| 680 | } |
| 681 | |
| 682 | for (int i = 0; i < length; i++) { |
| 683 | prevChar = c; |
| 684 | c = ipAddress.charAt(i); |
| 685 | switch (c) { |
| 686 | |
| 687 | // case for an open bracket [x:x:x:...x] |
| 688 | case '[': |
| 689 | if (i != 0) { |
| 690 | return false; // must be first character |
| 691 | } |
| 692 | if (ipAddress.charAt(length - 1) != ']') { |
| 693 | return false; // must have a close ] |
| 694 | } |
| 695 | if ((ipAddress.charAt(1) == ':') |
| 696 | && (ipAddress.charAt(2) != ':')) { |
| 697 | return false; |
| 698 | } |
| 699 | offset = 1; |
| 700 | if (length < 4) { |
| 701 | return false; |
| 702 | } |
| 703 | break; |
| 704 | |
| 705 | // case for a closed bracket at end of IP [x:x:x:...x] |
| 706 | case ']': |
| 707 | if (i != length - 1) { |
| 708 | return false; // must be last character |
| 709 | } |
| 710 | if (ipAddress.charAt(0) != '[') { |
| 711 | return false; // must have a open [ |
| 712 | } |
| 713 | break; |
| 714 | |
| 715 | // case for the last 32-bits represented as IPv4 |
| 716 | // x:x:x:x:x:x:d.d.d.d |
| 717 | case '.': |
| 718 | numberOfPeriods++; |
| 719 | if (numberOfPeriods > 3) { |
| 720 | return false; |
| 721 | } |
| 722 | if (!isValidIP4Word(word)) { |
| 723 | return false; |
| 724 | } |
| 725 | if (numberOfColons != 6 && !doubleColon) { |
no test coverage detected