Android Traffic Statistics Code

Package jdjsq. netcon; import Java. io. file; import Java. io. fileoutputstream; import Java. io. ioexception; import android. app. activity; import android. content. intent; import android. OS. bundle; import android. view. view; import android. view. view. onclicklistener; import android. widget. button; import android. widget. toast; public class netcontralactivity extends activity {/** called when the activity is first created. */private button = NULL; fileoutputstream out; Final Public String onpath = "/data/ZY. dnh/on.txt "; @ override public void oncreate (bundle savedinstancestate) {super. oncreate (savedinstancestate); setcontentview (R. layout. main); button = (button) findviewbyid (R. id. button); button. listener (New buttonlistener ();} class buttonlistener implements onclicklistener {@ overridepublic void onclick (view v) {// todo auto-generated method stubintent bootactivityintent = new intent (netcontralactivity. this, mservice1.class); // start the service bootactivityintent. addflags (intent. flag_activity_new_task); writefile ("0, 0, 0, 0, 0, 0, 0, 0, 0, 0", onpath); startservice (bootactivityintent); toast. maketext (netcontralactivity. this, "netcounter service has been lauched", toast. length_long ). show () ;}} public void writefile (string STR, string path) {file; try {// Create File file = new file (PATH); file. createnewfile (); // open the file's outputstream out = new fileoutputstream (File); string infotowrite = STR; // convert the string into a byte array and write it into the file out. write (infotowrite. getbytes (); // close the outputstream out of the file. close ();} catch (ioexception e) {// print the error message to logcat }}}

Package jdjsq. netcon; import Java. io. bufferedreader; import Java. io. file; import Java. io. fileinputstream; import Java. io. filenotfoundexception; import Java. io. fileoutputstream; import Java. io. filereader; import Java. io. ioexception; import Java. util. calendar; import Org. apache. HTTP. util. encodingutils; import android. app. service; import android. content. intent; import android. OS. handler; import android. OS. ibinder; Import android. widget. toast; public class mservice1 extends Service {/* @ overridepublic ibinder onbind (intent) {// todo auto-generated method stubreturn NULL ;} */private handler objhandler = new handler (); Private int intcounter = 0; private int mhour; private int mminute; private int myear; private int mmonth; private int mday; private string mdate; Final Public String dev_file = "/proc/self/ne T/dev "; // system traffic file string [] ethdata = {" 0 "," 0 "," 0 "," 0 "," 0 "," 0 ", "0", "0", "0", "0", "0", "0", "0", "0", "0 ", "0"}; string [] maid = {"0", "0", "0", "0", "0", "0", "0 ", "0", "0", "0", "0", "0", "0", "0", "0", "0 "}; string [] wifidata = {"0", "0", "0", "0", "0", "0", "0", "0 ", "0", "0", "0", "0", "0", "0", "0"}; string data = "0, 0, 0, 0, 0, 0, 0, 0, 0, 0 "; // corresponds to the final string ethline =" eth0 "in the on.txt format; // The Ethernet information row final string uplsline =" rmnet0 "; Fina L string wifiline = "tiwlan0"; final string text_encoding = "UTF-8"; Final Public String onpath = "/data/ZY. dnh/on.txt "; Final Public String logpath ="/data/ZY. dnh/log.txt "; private runnable mtasks = new runnable () {public void run () // run the service to execute this function {refresh (); intcounter ++; // displaytoast ("counter:" + integer. tostring (intcounter); objhandler. postdelayed (mtasks, 30000); // execute once every 3000 milliseconds}; @ o Verride public void onstart (intent, int startid) {// todo auto-generated method stub // writefile ("0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ", onpath); // initialize onpath objhandler every time the service is started. postdelayed (mtasks, 0); super. onstart (intent, startid) ;}@ override public void oncreate () {// todo auto-generated method stub super. oncreate () ;}@ override public ibinder onbind (intent) {// todo auto-generated method stub Return NULL;} @ override public void ondestroy () {// todo auto-generated method stub/**/objhandler. removecallbacks (mtasks); super. ondestroy ();} public void displaytoast (string Str) {toast. maketext (this, STR, toast. length_short ). show ();} public void readdev () {filereader fstream = NULL; try {fstream = new filereader (dev_file);} catch (filenotfoundexception e) {displaytoast ("cocould not read "+ Dev_file);} bufferedreader in = new bufferedreader (fstream, 500); string line; string [] segs; string [] netdata; int COUNT = 0; int K; int J; try {While (line = in. readline ())! = NULL) {segs = line. trim (). split (":"); If (line. startswith (ethline) {netdata = segs [1]. trim (). split (""); For (k = 0, j = 0; k <netdata. length; k ++) {If (netdata [K]. length ()> 0) {ethdata [J] = netdata [k]; j ++ ;}} else if (line. startswith (uplsline) {netdata = segs [1]. trim (). split (""); For (k = 0, j = 0; k <netdata. length; k ++) {If (netdata [K]. length ()> 0) {maid [J] = netdata [k]; j ++ ;}} else if (line. startswith (W Ifiline) {netdata = segs [1]. trim (). split (""); For (k = 0, j = 0; k <netdata. length; k ++) {If (netdata [K]. length ()> 0) {wifidata [J] = netdata [k]; j ++ ;}}count ++ ;} fstream. close ();} catch (ioexception e) {displaytoast (E. tostring () ;}} Public String getinfo (string path) {file; string STR = ""; fileinputstream in; try {// enable inputstream file = new file (PATH); In = new fileinputstream (File );// Read all the file content into the byte array int length = (INT) file. length (); byte [] temp = new byte [length]; In. read (temp, 0, length); // encode the byte array with a UTF-8 and store it in the display string STR = encodingutils. getstring (temp, text_encoding); // close the inputstream in. close ();} catch (ioexception e) {displaytoast (E. tostring ();} return STR;} public void writefile (string STR, string path) {file; fileoutputstream out; try {// Create File file = ne W file (PATH); file. createnewfile (); // open the file's outputstream out = new fileoutputstream (File); string infotowrite = STR; // convert the string into a byte array and write it into the file out. write (infotowrite. getbytes (); // close the outputstream out of the file. close ();} catch (ioexception e) {// print the error information to logcat displaytoast (E. tostring () ;}} public void refresh () {readdev (); // reads the total traffic data = ethdata [0] + until the current system is started ", "+ ethdata [1] +", "+ ethdata [8] +", "+ ethdata [9] + "," + maid [0] + "," + maid [1] + "," + maid [8] + ", "+ uplsdata [9] +", "+ wifidata [0] +", "+ wifidata [1] +", "+ wifidata [8] + ", "+ wifidata [9]; string onstr = getinfo (onpath); // read the on.txt record to onstr string ondata [] = onstr. split (","); // separate the onstr items into ondata. // calculate the incremental int [] Delta = new int [12]; Delta [0] = integer. parseint (ethdata [0])-integer. parseint (ondata [0]); Delta [1] = integer. parseint (ethdata [1])-integer. parseint (ondat A [1]); Delta [2] = integer. parseint (ethdata [8])-integer. parseint (ondata [2]); Delta [3] = integer. parseint (ethdata [9])-integer. parseint (ondata [3]); Delta [4] = integer. parseint (maid [0])-integer. parseint (ondata [4]); Delta [5] = integer. parseint (maid [1])-integer. parseint (ondata [5]); Delta [6] = integer. parseint (maid [8])-integer. parseint (ondata [6]); Delta [7] = integer. parseint (maid [9])-integer. parseint (Ondata [7]); Delta [8] = integer. parseint (wifidata [0])-integer. parseint (ondata [8]); Delta [9] = integer. parseint (wifidata [1])-integer. parseint (ondata [9]); Delta [10] = integer. parseint (wifidata [8])-integer. parseint (ondata [10]); Delta [11] = integer. parseint (wifidata [9])-integer. parseint (ondata [11]); // read log.txt // obtain the current time final calendar c = calendar. getinstance (); myear = C. get (calendar. year); // obtain the current year mmonth = C. get (calendar. month) + 1; // obtain the current month mday = C. get (calendar. day_of_month); // obtain the Date Number of the current month. mhour = C. get (calendar. hour_of_day); // obtain the current hour (mminute = C. get (calendar. minute); // obtain the current number of minutes (mdate = myear + "-" + mmonth + "-" + mday; string text = getinfo (logpath ); // read the content of log.txt to string [] line = text in the text string. split ("/N"); string today = line [line. length-1]; // get today's recorded traffic string [] betoday = today. split (","); // check whether the last row of the file is today's traffic record information if (! Betoday [0]. equals (mdate) // determines whether the traffic today has been recorded. If the traffic today has not been recorded {text = text + mdate +, 0, 0/N "; writefile (text, logpath); line = text. split ("/N"); today = line [line. length-1]; // get today's recorded traffic betoday = today. split (",") ;}int I; // process today's traffic int [] newtodaydata = new int [12]; // represents today's traffic string newtoday = mdate; for (I = 0; I <= 11; I ++) // updates today's traffic {newtodaydata [I] = integer. parseint (betoday [I + 1]) + Delta [I]; newtoday = newtoday + "," + newtodaydata [I];} newtoday = newtoday + "/N "; string [] betotal = line [0]. split (","); int [] newtotaldata = new int [12]; // indicates the total traffic value // update the first line string newtotal = "Total "; for (I = 0; I <= 11; I ++) // updates today's traffic and total traffic {newtotaldata [I] = integer. parseint (betotal [I + 1]) + Delta [I]; // The total traffic value + Delta [I] updates newtotal = newtotal + "," + newtotaldata [I];} newtotal = newtotal + "/N"; // process the unchanged string before = ""; // before is the previous traffic record from 1st rows to yesterday for (I = 1; I <= line. length-2; I ++) before = before + line [I] + "/N"; // represents the unchanged string newlog = newtotal + before + newtoday; writefile (data, onpath); // update the traffic record writefile (newlog, logpath); // Update log */}}

Access system traffic records