PingIpUtil.java
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package com.huaheng.pc.tool.in;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
/**
* @author lty
* ping百度
*/
public class PingIpUtil {
public static boolean isConnect() {
boolean connect = false;
Runtime runtime = Runtime.getRuntime();
Process process;
try {
//K3服务器禁ping 直接ping百度吧 这样不能完全排除k3挂了的情况，只能确保我们网络正常
process = runtime.exec("ping -n 1 www.baidu.com");
InputStream is = process.getInputStream();
InputStreamReader isr = new InputStreamReader(is);
BufferedReader br = new BufferedReader(isr);
String line = null;
StringBuffer sb = new StringBuffer();
while ((line = br.readLine()) != null) {
sb.append(line);
}
is.close();
isr.close();
br.close();
if (null != sb && !sb.toString().equals("")) {
String logString = "";
// 网络畅通
// 网络不畅通
connect = sb.toString().indexOf("TTL") > 0;
}
} catch (IOException e) {
e.printStackTrace();
}
return connect;
}
}