Java核心代码例程之：ProcessDemo.java

import Java.io.*;

/**

* Demonstrates how to run a program and read it"s output

***/

public class ProcessDemo

{

public static void main(String args[]) throws Exception

{

Process process = Runtime.getRuntime().exec("ls");

InputStream standardOutput = process.getInputStream(),

standardError = process.getErrorStream();

int c;

System.out.println("

[ Standard Output ]");

while ((c = standardOutput.read()) != -1)

System.out.print((char)c);

System.out.println("

[ Standard Error ]");

while ((c = standardError.read()) != -1)

System.out.print((char)c);

standardOutput.close();

standardError.close();

}

}