| SystemEnv.java |
1 /**
2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 * SOFTWARE.
21 */
22
23 package com.liferay.portal.kernel.util;
24
25 import java.io.BufferedReader;
26 import java.io.IOException;
27 import java.io.InputStreamReader;
28
29 import java.util.Enumeration;
30 import java.util.Properties;
31
32 /**
33 * <a href="SystemEnv.java.html"><b><i>View Source</i></b></a>
34 *
35 * @author Brian Wing Shun Chan
36 *
37 */
38 public class SystemEnv {
39
40 public static Properties getProperties() {
41 Properties props = new Properties();
42
43 try {
44 Runtime runtime = Runtime.getRuntime();
45 Process process = null;
46
47 String osName = System.getProperty("os.name").toLowerCase();
48
49 if (osName.indexOf("windows ") > -1) {
50 if (osName.indexOf("windows 9") > -1) {
51 process = runtime.exec("command.com /c set");
52 }
53 else {
54 process = runtime.exec("cmd.exe /c set");
55 }
56 }
57 else {
58 process = runtime.exec("env");
59 }
60
61 BufferedReader br = new BufferedReader(
62 new InputStreamReader(process.getInputStream()));
63
64 String line;
65
66 while ((line = br.readLine()) != null) {
67 int pos = line.indexOf(StringPool.EQUAL);
68
69 if (pos != -1) {
70 String key = line.substring(0, pos);
71 String value = line.substring(pos + 1);
72
73 props.setProperty(key, value);
74 }
75 }
76 }
77 catch (IOException ioe) {
78 ioe.printStackTrace();
79 }
80
81 return props;
82 }
83
84 public static void setProperties(Properties props) {
85 Properties envProps = getProperties();
86
87 Enumeration<String> enu = (Enumeration<String>)envProps.propertyNames();
88
89 while (enu.hasMoreElements()) {
90 String key = enu.nextElement();
91
92 props.setProperty("env." + key, (String)envProps.get(key));
93 }
94 }
95
96 }