用java启动cmd.exe文件后，有无方法读取这个黑窗口的数据

Question

// Dir.java
import java.lang.Runtime;
import java.lang.Process;
import java.io.BufferedReader;
import java.io.InputStreamReader;public class Dir
{
public static void main(String[] args)
{
try
{
Runtime r = Runtime.getRuntime();
Process p = r.exec("cmd.exe /c dir");
BufferedReader bf = new BufferedReader(new InputStreamReader(p.getInputStream()));
String line = "";
while ((line = bf.readLine()) != null)
System.out.println(line);
}
catch (Exception exc)
{
exc.printStackTrace();
}
}
}

Answer 1

http://expert.csdn.net/Expert/topic/2036/2036611.xml?temp=.5857965