| Class | Line # | Actions | |||
|---|---|---|---|---|---|
| End | 18 | 14 | 12 |
| 1 | // | |
| 2 | // This software is now distributed according to | |
| 3 | // the Lesser Gnu Public License. Please see | |
| 4 | // http://www.gnu.org/copyleft/lesser.txt for | |
| 5 | // the details. | |
| 6 | // -- Happy Computing! | |
| 7 | // | |
| 8 | package com.stevesoft.pat; | |
| 9 | ||
| 10 | import java.util.Hashtable; | |
| 11 | ||
| 12 | //class AddToEnd extends RegSyntax {}; | |
| 13 | ||
| 14 | /** | |
| 15 | * Compiles the '$' or the '\Z' Pattern. It is an error to have further Pattern | |
| 16 | * elements after '\Z'. It is the end of the String. | |
| 17 | */ | |
| 18 | class End extends Pattern | |
| 19 | { | |
| 20 | boolean retIsEnd; | |
| 21 | ||
| 22 | 0 | End(boolean b) |
| 23 | { | |
| 24 | 0 | retIsEnd = b; |
| 25 | } | |
| 26 | ||
| 27 | 0 | public int matchInternal(int pos, Pthings pt) |
| 28 | { | |
| 29 | 0 | if (retIsEnd && pt.mFlag && pos < pt.src.length()) |
| 30 | { | |
| 31 | 0 | if (pt.src.charAt(pos) == '\n') |
| 32 | { | |
| 33 | 0 | return nextMatch(pos, pt); |
| 34 | } | |
| 35 | } | |
| 36 | 0 | if (pt.src.length() == pos) |
| 37 | { | |
| 38 | 0 | return nextMatch(pos, pt); |
| 39 | } | |
| 40 | 0 | else if (pos < pt.src.length()) |
| 41 | { | |
| 42 | // Access the next character... | |
| 43 | // this is crucial to making | |
| 44 | // RegexReader work. | |
| 45 | 0 | pt.src.charAt(pos); |
| 46 | } | |
| 47 | 0 | return -1; |
| 48 | } | |
| 49 | ||
| 50 | 0 | public String toString() |
| 51 | { | |
| 52 | 0 | if (retIsEnd) |
| 53 | { | |
| 54 | 0 | return "$"; |
| 55 | } | |
| 56 | else | |
| 57 | { | |
| 58 | 0 | return "\\Z"; |
| 59 | } | |
| 60 | } | |
| 61 | ||
| 62 | 0 | public patInt maxChars() |
| 63 | { | |
| 64 | 0 | return new patInt(1); |
| 65 | } | |
| 66 | ||
| 67 | 0 | public Pattern clone1(Hashtable h) |
| 68 | { | |
| 69 | 0 | return new End(retIsEnd); |
| 70 | } | |
| 71 | }; |