Re: runtime.exec() How to copy all files ?
k4 wrote:
Witam
My class:
import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
public class test {
public static void main( String [] args ) {
try{
Runtime runtime = Runtime . getRuntime();
String cmd ="/bin/cp /home/k/java/* /var/www/k/";
System.out.println(cmd);
Process process = runtime.exec(cmd);
InputStream is = process.getInputStream();
InputStreamReader isr = new InputStreamReader(is);
BufferedReader bfr = new BufferedReader(isr);
String line;
while ( ( line = bfr . readLine() ) != null ) {
System.out.println(line);
}
}catch(Exception e){
}
}
}
If I use "*" to copy all files, then command doesn't work why? If I try
copy single file then everything is ok.
String cmd ="/bin/cp /home/k/java/single.txt /var/www/k/";
Because "*" is only special to the shell, and you are not invoking a shell. In
your case the executable /bin/cp would try to copy a file called "*", and there
isn't one.
How to copy all files ? :/a
Invoke a shell:
String[] cmd ={"/bin/sh", "-c", "/bin/cp /home/k/java/* /var/www/k/"};
--
Nigel Wade, System Administrator, Space Plasma Physics Group,
University of Leicester, Leicester, LE1 7RH, UK
E-mail : nmw@ion.le.ac.uk
Phone : +44 (0)116 2523548, Fax : +44 (0)116 2523555
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