Android client selects one of the fastest responding servers

Source: Internet
Author: User

package com.csst.activity;import java.io.ioexception;import com.csst.drawer.r;import  android.app.activity;import android.os.bundle;import android.os.handler;import  android.os.looper;import android.os.message;import android.os.systemclock;import  android.text.textutils;import android.util.log;import android.view.view;import  android.widget.button;import android.widget.textview;/** * looper,meeagequeue! *   *  @author  administrator * */public class looperdemoactivity extends  Activity {        protected static int  messagequeueindexid=0;        private string []  serveradd={"www.cnblogs.com", "www.iconpng.com", "www.baidu.com", "developers.google.com"};         /**     *      * Test Ping success Time      *      *  @param  addr     *  @return      */     Public long pingsuccesstime (string addr) {     runtime run =  runtime.getruntime ();    process proc = null;     Long nowtime=system.currenttimemillis ();    try {       String str =  "ping -c 1 -i 0.2 -w 1 " + addr;       system.out.println (str);       proc =  run.exec (str);       int result = proc.waitfor ();       if (result == 0)  //ping  success    {     long pingsuccEsstime=system.currenttimemillis ()-nowtime;    log.e ("Ping", addr+pingsuccesstime+ ""); &NBSP;&NBSP;&NBSP;&NBSP;RETURN&NBSP;PINGSUCCESSTIME;&NBSP;&NBSP;&NBSP;}ELSE{&NBSP;&NBSP;&NBSP;&NBSP;LOG.E (" Ping ", addr+" Pingsuccesstime: "+55554);    return 55554;   }      } catch  (ioexception e)  {   e.printstacktrace ();   } catch  (interruptedexception e)  {   e.printstacktrace ();   } finally {   proc.destroy (); &NBSP;&NBSP;}&NBSP;&NBSP;LOG.E ("Ping", addr+ " Pingsuccesstime: "+55554);  return 55554;        }                                              &nbsp, @Override      public void oncreate (bundle icicle)  {      super.oncreate (icicle);      setcontentview (R.layout.looper_ demo_activity);         long timetemp=55555;     int  index=0;        for (int i=0;i< serveradd.length;i++) {     long time=pingsuccesstime (serverAdd[i]);      if (time<timetemp) {      index=i;      }     timeTemp=time;    }      &NBSP;&NBSP;&NBSP;LOG.E ("ping", "shortest" +index);    }          }

Android Client selects one of the fastest responding servers

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