1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100
|
package installer;
import java.util.*;
import java.io.*;
public class ExecCmd
{
public boolean exec( String cmd, String[] env )
{
System.out.println("About to exectute " + cmd);
final Process p;
boolean result = false;
try
{
Runtime rt = Runtime.getRuntime();
p=rt.exec( cmd, env );
new Thread(new Runnable() {
public void run()
{
BufferedReader br_in = null;
try
{
br_in = new BufferedReader(new InputStreamReader(p.getInputStream()));
String buff = null;
while ((buff = br_in.readLine()) != null)
{
System.out.println("Process out :" + buff);
/*try
{
Thread.sleep(100);
}
catch(Exception e) {}*/
}
System.out.println("finished reading out");
}
catch (IOException ioe)
{
System.out.println("Exception caught printing javac result");
ioe.printStackTrace();
}
finally
{
if ( br_in != null )
{
try
{
br_in.close();
}
catch( Exception e ) {} // nothing can be done
}
}
} } ).start();
new Thread(new Runnable() {
public void run() {
BufferedReader br_err = null;
try {
br_err = new BufferedReader(new InputStreamReader(p.getErrorStream()));
String buff = null;
while ((buff = br_err.readLine()) != null) {
System.out.println("Process err :" + buff);
/*try {Thread.sleep(100); } catch(Exception e) {}*/
}
System.out.println("finished reading err");
} catch (IOException ioe) {
System.out.println("Exception caught printing javac result");
ioe.printStackTrace();
}
finally
{
if ( br_err != null )
{
try
{
br_err.close();
}
catch( Exception e ) {} // nothing can be done
}
}
} }).start();
int exitcode = p.waitFor();
if ( exitcode != 0 )
{
System.out.println("cmd [" + cmd + "] failed" );
result= false;
}
else
{
System.out.println("cmd [" + cmd + "] completed successfully");
result= true;
}
}
catch (Exception e) {
System.out.println("Exception");
e.printStackTrace();
}
System.out.println("command complete");
return result;
}
}
|