ping Command - Android Android OS

Android examples for Android OS:Shell Command

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Description

ping Command

Demo Code


//package com.java2s;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {
    public static String ping(String url, int count) {
        String str = "";
        try {/*from   w w  w. j a v  a 2  s. co  m*/
            Process process = Runtime.getRuntime().exec(
                    "ping -c " + count + " " + url);
            BufferedReader reader = new BufferedReader(
                    new InputStreamReader(process.getInputStream()));
            int i;
            char[] buffer = new char[4096];
            StringBuffer output = new StringBuffer();
            while ((i = reader.read(buffer)) > 0)
                output.append(buffer, 0, i);
            reader.close();

            // body.append(output.toString()+"\n");
            str = parseIpFromPing(output.toString());
            // Log.d(TAG, str);
        } catch (IOException e) {
            // body.append("Error\n");
            e.printStackTrace();
        }
        return str;
    }

    private static String parseIpFromPing(String ping) {
        String ip = null;
        try {
            if (ping.contains("ping")) {
                int indexOpen = ping.indexOf("(");
                int indexClose = ping.indexOf(")");
                ip = ping.substring(indexOpen + 1, indexClose);
            }
        } catch (Exception e) {
            e.printStackTrace();
            ip = ping;
        }
        return ip;
    }
}

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