JAVA_Runtime

package com.kk.array;

import java.io.BufferedInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;

public class RunTimeTest {
    public static void main(String[] args) {
        try {
            Process process =Runtime.getRuntime().exec("ping www.baidu.com");
            InputStream in=process.getInputStream();
            InputStreamReader sr=new InputStreamReader(new BufferedInputStream(in));
            int data;
            while((data=sr.read())!=-1)
                System.out.print((char)data);
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}