|
1
4 package com.tc.util.runtime;
5
6 import java.io.File  ;
7
8
13 public class Os {
14
15 private Os() {
16 }
18
19 public static String getOsName() {
20 return System.getProperty("os.name", "unknown");
21 }
22
23 public static String platform() {
24 String osname = System.getProperty("os.name", "generic").toLowerCase();
25 if (osname.startsWith("windows")) {
26 return "win32";
27 }
28 else if (osname.startsWith("linux")) {
29 return "linux";
30 }
31 else if (osname.startsWith("sunos")) {
32 return "solaris";
33 }
34 else if (osname.startsWith("mac")) {
35 return "mac";
36 }
37 else return "generic";
38 }
39
40 public static boolean isWindows() {
41 return (getOsName().toLowerCase().indexOf("windows") >= 0);
42 }
43
44 public static boolean isLinux() {
45 return getOsName().toLowerCase().indexOf("linux") >= 0;
46 }
47
48 public static boolean isUnix() {
49 final String os = getOsName().toLowerCase();
50
51 if ((os.indexOf("sunos") >= 0) || (os.indexOf("linux") >= 0)) { return true; }
53
54 if ((os.indexOf("mac") >= 0) && (System.getProperty("os.version", "").startsWith("10."))) { return true; }
55
56 return false;
57 }
58
59 public static boolean isMac() {
60 final String os = getOsName().toLowerCase();
61 return os.startsWith("mac");
62 }
63
64 public static boolean isSolaris() {
65 final String os = getOsName().toLowerCase();
66 return os.indexOf("sunos") >= 0;
67 }
68
69 public static String findWindowsSystemRoot() {
70 if (!isWindows()) { return null; }
71
72
83 final char begin = 'c';
85 final char end = 'z';
86
87 for (char drive = begin; drive < end; drive++) {
88 File root = new File (drive + ":\\WINDOWS");
89 if (root.exists() && root.isDirectory()) { return root.getAbsolutePath().toString(); }
90
91 root = new File (drive + ":\\WINNT");
92 if (root.exists() && root.isDirectory()) { return root.getAbsolutePath().toString(); }
93 }
94
95 return null;
96 }
97
98 }
99
100
102 |
Popular Tags |
Java API By Example, From Geeks To Geeks.