| 1 | package com.hexidec.util;\r |
| 2 | \r |
| 3 | /*\r |
| 4 | GNU General Public License\r |
| 5 | \r |
| 6 | PatternReplacer - Simple Pattern Replacement Class\r |
| 7 | Copyright (C) 2001 Howard A Kistler\r |
| 8 | \r |
| 9 | This program is free software; you can redistribute it and/or\r |
| 10 | modify it under the terms of the GNU General Public License\r |
| 11 | as published by the Free Software Foundation; either version 2\r |
| 12 | of the License, or (at your option) any later version.\r |
| 13 | \r |
| 14 | This program is distributed in the hope that it will be useful,\r |
| 15 | but WITHOUT ANY WARRANTY; without even the implied warranty of\r |
| 16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r |
| 17 | GNU General Public License for more details.\r |
| 18 | \r |
| 19 | You should have received a copy of the GNU General Public License\r |
| 20 | along with this program; if not, write to the Free Software\r |
| 21 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.\r |
| 22 | */\r |
| 23 | \r |
| 24 | import java.util.Hashtable;\r |
| 25 | \r |
| 26 | /** PatternReplacer\r |
| 27 | * Utility class for replacing patterns in script strings\r |
| 28 | *\r |
| 29 | * @author Howard Kistler\r |
| 30 | * @version 0.2\r |
| 31 | *\r |
| 32 | * VERSION HISTORY\r |
| 33 | * 0.1 (04/04/2001) - initial creation (04/04/2001)\r |
| 34 | * 0.2 (04/09/2001) - separation into own class (04/09/2001)\r |
| 35 | */\r |
| 36 | \r |
| 37 | public class PatternReplacer {\r |
| 38 | \r |
| 39 | private Hashtable patternTable;\r |
| 40 | \r |
| 41 | public PatternReplacer(Hashtable patterns) {\r |
| 42 | patternTable = patterns;\r |
| 43 | }\r |
| 44 | \r |
| 45 | public PatternReplacer() {\r |
| 46 | patternTable = new Hashtable();\r |
| 47 | }\r |
| 48 | \r |
| 49 | public void addPattern(String pattern, String replacement) {\r |
| 50 | if(patternTable.containsKey(pattern)) {\r |
| 51 | patternTable.remove(pattern);\r |
| 52 | }\r |
| 53 | patternTable.put(pattern, replacement);\r |
| 54 | }\r |
| 55 | \r |
| 56 | public void removePattern(String pattern) {\r |
| 57 | if(patternTable.containsKey(pattern)) {\r |
| 58 | patternTable.remove(pattern);\r |
| 59 | }\r |
| 60 | }\r |
| 61 | \r |
| 62 | public String getPattern(String pattern) {\r |
| 63 | if(patternTable.containsKey(pattern)) {\r |
| 64 | return (String)(patternTable.get(pattern));\r |
| 65 | }\r |
| 66 | return null;\r |
| 67 | }\r |
| 68 | \r |
| 69 | public void clearPatterns() {\r |
| 70 | patternTable.clear();\r |
| 71 | }\r |
| 72 | \r |
| 73 | public int patternCount() {\r |
| 74 | return patternTable.size();\r |
| 75 | }\r |
| 76 | \r |
| 77 | }\r |
| 78 | \r |