Package test;
/ ** * Add one. * Add class description her. * * @Author lxx * @version 1.0, 2004-11-16 * / public class testcmd {public testcmd () {} / * public void main String args []) {Try {process = runtime.getRuntime (). EXEC ("cmd.exe / c start http://www.9cbs.net"); // Login Website Process Process = runtime.Getruntime () .exec ("cmd.exe / c start ping 10.144.98.100"); // calls ping command} catch (Exception E) {E.PrintStackTrace ();}}} * /// Under the project, a named Hello is established. Folder public static void main (string [] args) {system.out.println (System.GetProperty ("User.dir"); CreateFolder ("Hello");}
Private static void createfolder (string foldername) {string temp = system.getProperty ("user.dir") java.io.file.seParetor foldername; java.io.file f = new java.io.file (TEMP); f .mkdirs ();
}
Get the path to the current running program in the Java program
Import java.io. *;
Public class test {
Public static void main (String [] args) {
File Directory = New File (".");
Try {
File newPath = new file (Directory.getcanonicalPath () "newfolder");
Newpath.mkdir ();
} catch (Exception Exp)
{
Exp.printStackTrace ();
}
}
}
// File Directory = new file (".");
//directory.getcanonicalpath (); get the current path
Call the ping command in the JSP page --- pingip.jsp <% @ page language = "java" contenttype = "text / html; charset = GB2312" Import = "java.io. *"%> "HEAD ">PING IP Test Page
<% Runtime runtime = Runtime.getRuntime (); Process process = null; String line = null; InputStream is = null; InputStreamReader isr = null; BufferedReader br = null; String ip = "www.sina.com.cn"; / / Try to be ping Try {process = runtime.exec ("ping" ip); is = process.getinputStream (); ISR = new InputStreamReader (IS); br = new bufferedreader (ISR); out.println ("< PRE> "); while ((line = br.readline ())! = null) {Out.println (line); out.flush ();} out.println (" "); is.close (); Isr.close (); br.close ();} catch (ioexception e) {OUT.Println (E); runtime.exit (1);}%>
