1 | /* |
2 | Copyright (C) 2004 MySQL AB |
3 | |
4 | This program is free software; you can redistribute it and/or modify |
5 | it under the terms of the GNU General Public License version 2 as |
6 | published by the Free Software Foundation. |
7 | |
8 | This program is distributed in the hope that it will be useful, |
9 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
10 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
11 | GNU General Public License for more details. |
12 | |
13 | You should have received a copy of the GNU General Public License |
14 | along with this program; if not, write to the Free Software |
15 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
16 | |
17 | */ |
18 | package com.mysql.management.util; |
19 | |
20 | import java.io.File; |
21 | import java.util.Arrays; |
22 | import java.util.HashMap; |
23 | import java.util.List; |
24 | import java.util.Map; |
25 | |
26 | import com.mysql.management.MysqldResourceI; |
27 | |
28 | /** |
29 | * This class is final simply as a hint to the compiler, it may be un-finalized |
30 | * safely. |
31 | * |
32 | * @author Eric Herman <eric@mysql.com> |
33 | * @version $Id: CommandLineOptionsParser.java,v 1.1 2005/02/17 21:20:45 eherman |
34 | * Exp $ |
35 | */ |
36 | public final class CommandLineOptionsParser { |
37 | |
38 | private Map params; |
39 | |
40 | private Files fileUtil; |
41 | |
42 | public CommandLineOptionsParser(String[] args) { |
43 | this(Arrays.asList(args)); |
44 | } |
45 | |
46 | public CommandLineOptionsParser(List args) { |
47 | this.params = new HashMap(); |
48 | this.fileUtil = new Files(); |
49 | |
50 | for (int i = 0; i < args.size(); i++) { |
51 | String arg = (String) args.get(i); |
52 | if (arg.startsWith("--")) { |
53 | arg = arg.substring(2); |
54 | } |
55 | int equalsPos = arg.indexOf("="); |
56 | if (equalsPos == -1) { |
57 | equalsPos = arg.length(); |
58 | } |
59 | String key = arg.substring(0, equalsPos).trim(); |
60 | String value = null; |
61 | if (arg.length() > equalsPos) { |
62 | value = arg.substring(equalsPos + 1, arg.length()).trim(); |
63 | } |
64 | |
65 | params.put(key, value); |
66 | } |
67 | } |
68 | |
69 | public boolean containsKey(String key) { |
70 | return asMap().containsKey(key); |
71 | } |
72 | |
73 | public Object remove(String key) { |
74 | return asMap().remove(key); |
75 | } |
76 | |
77 | public Map asMap() { |
78 | return params; |
79 | } |
80 | |
81 | public File getBaseDir() { |
82 | return newFile(MysqldResourceI.BASEDIR); |
83 | } |
84 | |
85 | public File getDataDir() { |
86 | return newFile(MysqldResourceI.DATADIR); |
87 | } |
88 | |
89 | private File newFile(String key) { |
90 | if (!params.containsKey(key)) |
91 | return fileUtil.nullFile(); |
92 | return fileUtil.newFile(params.get(key)); |
93 | } |
94 | |
95 | public String getVersion() { |
96 | return (String) params.get(MysqldResourceI.MYSQLD_VERSION); |
97 | } |
98 | |
99 | public boolean isShutdown() { |
100 | return containsKey("shutdown"); |
101 | } |
102 | } |