1 import java.net.InetAddress;
  2 import java.net.UnknownHostException;
  3 import java.util.List;
  4
  5 /**
  6  * OS Utility Class This is used to obtain the os related var programmatically
  7  *
  8  * <p>
  9  * <a h ref="OSUtil.java.html"><i>View Source</i></a>
 10  * </p>
 11  *
 12  *  13  */
 14 public class OSUtil {
 15
 16     public static String LIUNX = "Linux";
 17     public static String WINDOWS = "Windows";
 18
 19
 20     /**
 21      * 功能： 将windows路径转换成linux路径
 22      */
 23     public static String convert2linuxPath(String _path){
 24         if(isLinuxSystem()){
 25             int index = _path.indexOf(":");
 26             if(index>1 || index == -1) //不含有盘符
 27
 28                 return _path;
 29
 30             SysstoredevMgr _sM = new SysstoredevMgr() ;
 31             List<Sysstoredev> _list = _sM.findAll() ;
 32             for( Sysstoredev _sd : _list ){
 33                 String _driver = ConvertString.ConvertStr(_sd.getDriver()) ;
 34                 if(_path.startsWith(_driver)){
 35                      return FileNameUtil.correctFileName4Linux(_path.replace(_driver, ConvertString.ConvertStr(_sd.getLpath()))) ;
 36                 }
 37             }
 38         }
 39         return _path;
 40     }
 41
 42
 43     /**
 44      * 获得主机名称
 45      * obtain the host name in form of string
 46      *
 47      * @return String
 48      * @throws UnknownHostException
 49      */
 50     public static String getHostName() throws UnknownHostException {
 51         InetAddress inetaddr = InetAddress.getLocalHost();
 52         return inetaddr.getHostName();
 53     }
 54
 55     /**
 56      * 获得主机IP
 57      * obtain the ip address of the host in form of string
 58      *
 59      * @return String
 60      * @throws UnknownHostException
 61      */
 62     public static String getHostIP() throws UnknownHostException {
 63         InetAddress inetaddr = InetAddress.getLocalHost();
 64         return inetaddr.getHostAddress();
 65     }
 66
 67     /**
 68      * 测试给定的主机是否是本地主机.
 69      * check if the given host is the local host
 70      *
 71      * @param hostname String
 72      * @param hostip   String
 73      * @return boolean
 74      * @throws UnknownHostException
 75      */
 76     public static boolean isNative(String hostname, String hostip) {
 77         try {
 78             hostname = (hostname == null ? "" : hostname);
 79             hostip = (hostip == null ? "" : hostip);
 80
 81             InetAddress inetaddr = InetAddress.getLocalHost();
 82             if (hostname.equals(""))
 83                 return inetaddr.getHostAddress().equalsIgnoreCase(hostip);
 84
 85             if (!inetaddr.getHostName().equalsIgnoreCase(hostname))
 86                 return false;
 87
 88             if (hostip.length() > 0) {
 89                 InetAddress[] inetaddrs = InetAddress.getAllByName(inetaddr.getHostName());
 90                 boolean b = false;
 91                 for (int i = 0; i < inetaddrs.length; i++) {
 92                     if (inetaddrs[i].getHostAddress().equalsIgnoreCase(hostip)) {
 93                         b = true;
 94                         break;
 95                     }
 96                 }
 97                 return b;
 98             } else {
 99                 return true;
100             }
101         } catch (UnknownHostException e) {
102             return false;
103         }
104     }
105
106     /**
107      * 获得指定的环境变量的值
108      * @param envvarname
109      * @param defaultvalue
110      * @return
111      */
112     public static String getEnvironmentVar(String envvarname,
113             String defaultvalue) {
114         String str = System.getenv(envvarname);
115         str = (str == null ? "" : str);
116         return (str.length() == 0 ? defaultvalue : str);
117     }
118
119
120     /**
121      * 判断是否是Linux操作系统
122      * @return
123      */
124     public static Boolean isLinuxSystem(){
125         if(OSUtil.LIUNX.equals(System.getProperty("os.name"))){
126             return true;
127         }
128         return false;
129     }
130
131
132     public static void main(String[] args) throws Exception{
133
134         System.out.println(OSUtil.convert2linuxPath("M:\\hello\\abc.txt"));
135
136         System.out.println(OSUtil.convert2linuxPath("M:\\hello/abc.txt"));
137
138         System.out.println(OSUtil.convert2linuxPath("/linux/p\\u.png"));
139
140     }
141
142 }