Query the traffic information of an application that can be started

1. traffic_manager_item.xml

<? Xml version = "1.0" encoding = "UTF-8"?> <RelativeLayout xmlns: android = "http://schemas.android.com/apk/res/android" android: layout_width = "match_parent" android: layout_height = "match_parent"> <ImageView android: id = "@ + id/iv_appicon" android: layout_width = "35dip" android: layout_height = "35dip" android: scaleType = "fitXY" android: src = "@ drawable/ic_launcher"/> <TextView android: id = "@ + id/TV _appname" android: layout_width = "wrap_content" android: layout_height = "wrap_content" android: layout_toRightOf = "@ id/iv_appicon" android: text = "My most swing" android: textColor = "@ android: color/white" android: textSize = "20sp"/> <TextView android: id = "@ + id/TV _apptarffic" android: layout_width = "wrap_content" android: layout_height = "wrap_content" android: layout_alignParentRight = "true" android: text = "20 MB" android: textColor = "@ android: color/white" android: textSize = "20sp"/> <LinearLayout android: layout_width = "wrap_content" android: layout_height = "wrap_content" android: layout_below = "@ id/TV _appname" android: layout_toRightOf = "@ id/iv_appicon" android: orientation = "horizontal"> <TextView android: id = "@ + id/TV _apptx" android: layout_width = "wrap_content" android: layout_height = "wrap_content" android: layout_marginRight = "80dp" android: text = "upload: 20 MB "android: textSize =" 14sp "/> <TextView android: id =" @ + id/TV _apprx "android: layout_width =" wrap_content "android: layout_height = "wrap_content" android: text = "Download: 20 MB" android: textSize = "14sp"/> </LinearLayout> </RelativeLayout>

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="fill_parent"    android:layout_height="fill_parent"    android:background="@android:color/background_dark"    android:orientation="vertical" >    <TableLayout        android:layout_width="fill_parent"        android:layout_height="wrap_content" >        <TableRow            android:layout_width="fill_parent"            android:layout_height="wrap_content" >            <TextView                android:layout_width="0dp"                android:layout_height="wrap_content"                android:layout_weight="1"                android:gravity="center"                android:text="2g/3g" />            <TextView                android:layout_width="0dp"                android:layout_height="wrap_content"                android:layout_weight="1"                android:gravity="center"                android:text="wifi" />        </TableRow>        <TableRow            android:layout_width="fill_parent"            android:layout_height="wrap_content" >            <TextView                android:id="@+id/tv_traffic_manager_mobile"                android:layout_width="0dp"                android:layout_height="wrap_content"                android:layout_weight="1"                android:gravity="center"                android:text="200Mb" />            <TextView                android:id="@+id/tv_traffic_manager_wifi"                android:layout_width="0dp"                android:layout_height="wrap_content"                android:layout_weight="1"                android:gravity="center"                android:text="50MB" />        </TableRow>    </TableLayout>    <SlidingDrawer        android:layout_width="fill_parent"        android:layout_height="fill_parent"        android:content="@+id/lv_traffic_manager_content"        android:handle="@+id/handle"        android:orientation="vertical" >        <ImageView            android:id="@id/handle"            android:layout_width="30dp"            android:layout_height="30dp"            android:src="@drawable/notification" />        <ListView            android:id="@id/lv_traffic_manager_content"            android:layout_width="fill_parent"            android:layout_height="fill_parent" >        </ListView>    </SlidingDrawer></LinearLayout>

Package com. njupt. testtracfficstate; import java. util. arrayList; import java. util. list; import android.net. trafficStats; import android. OS. bundle; import android. OS. handler; import android. OS. message; import android. app. activity; import android. content. context; import android. view. layoutInflater; import android. view. menu; import android. view. view; import android. view. viewGroup; import android. widget. baseAdapter; Import android. widget. imageView; import android. widget. listView; import android. widget. textView; public class MainActivity extends Activity {protected static final int SUCCESS_GET_TRAFFICINFO = 0;/** Called when the activity is first created. */private TextView TV _traffic_manager_mobile; private TextView TV _traffic_manager_wifi; private ListView lv_traffic_manager_content; private TrafficManagerService TrafficManagerService; private List <TrafficInfo> trafficInfos; private List <TrafficInfo> realTrafficInfos; private TrafficManagerAdapter mAdapter; private Handler mHandler = new Handler () {public void handleMessage (android. OS. message msg) {switch (msg. what) {case SUCCESS_GET_TRAFFICINFO: mAdapter = new TrafficManagerAdapter (getApplicationContext (); lv_traffic_manager_content.setAdapter (mAdapter); break; Default: break ;}};}; @ Override public void onCreate (Bundle savedInstanceState) {super. onCreate (savedInstanceState); setContentView (R. layout. main);/* 2g3g receives traffic TrafficStats. getcyclerxbytes (); // The packet TrafficStats received by 2g/3g. getcyclerxpackets (); // traffic TrafficStats for 2g/3g uploads. getMobileTxBytes (); // 2g/3g uploaded packet TrafficStats. getMobileTxPackets (); // The total traffic received by the mobile phone TrafficStats. getTotalRxBytes (); // total traffic uploaded by the mobile phone Traffi CStats. getTotalTxBytes (); // get the traffic TrafficStats received by the application. getUidRxBytes (uid); TrafficStats. getUidTxBytes (uid); */TV _traffic_manager_mobile = (TextView) findViewById (R. id. TV _traffic_manager_mobile); TV _traffic_manager_wifi = (TextView) findViewById (R. id. TV _traffic_manager_wifi); lv_traffic_manager_content = (ListView) findViewById (R. id. lv_traffic_manager_content); TV _traffic_manager_mobile.setText (Tex TFormat. formatByte (getMobileTotal (); TV _traffic_manager_wifi.setText (TextFormat. formatByte (getWifiTotal (); trafficManagerService = new TrafficManagerService (this); new Thread () {public void run () {trafficInfos = trafficManagerService. getLauncherTrafficInfos (); realTrafficInfos = new ArrayList <TrafficInfo> (); for (TrafficInfo info: trafficInfos) {if (TrafficStats. getUidRxBytes (info. getUid () =- 1 & TrafficStats. getUidTxBytes (info. getUid () =-1) {//} else {realTrafficInfos. add (info) ;}} Message msg = new Message (); msg. what = SUCCESS_GET_TRAFFICINFO; mHandler. sendMessage (msg );};}. start ();}/*** total 2g/3g traffic * @ return */private long getMobileTotal () {long mobile_rx = TrafficStats. getMobileRxBytes (); long mobile_tx = TrafficStats. getMobileTxBytes (); return mobile_rx + mobile_tx ;}/** * Get the total traffic of the mobile phone * @ return */private long getTotal () {return TrafficStats. getTotalRxBytes () + TrafficStats. getTotalTxBytes ();}/*** get the total traffic of wifi * @ return */private long getWifiTotal () {return getTotal ()-getMobileTotal ();} static class ViewHolder {ImageView iv_appicon; TextView TV _appname; TextView TV _apptraffic; TextView TV _apptx; TextView TV _apprx;} private final class trafficmanagerext Adapter Ends BaseAdapter {private LayoutInflater mInflater; public TrafficManagerAdapter (Context context) {mInflater = LayoutInflater. from (context);} public int getCount () {return realTrafficInfos. size ();} public Object getItem (int position) {return realTrafficInfos. get (position);} public long getItemId (int position) {return position;} public View getView (int position, View convertView, ViewGroup parent) {Vi Ew view = null; ViewHolder holder = null; if (convertView! = Null) {view = convertView; holder = (ViewHolder) view. getTag ();} else {view = mInflater. inflate (R. layout. traffic_manager_item, null); holder = new ViewHolder (); holder. iv_appicon = (ImageView) view. findViewById (R. id. iv_appicon); holder. TV _appname = (TextView) view. findViewById (R. id. TV _appname); holder. TV _apptraffic = (TextView) view. findViewById (R. id. TV _apptarffic); holder. TV _apptx = (TextView) view. findViewById (R. id. TV _apptx); holder. TV _apprx = (TextView) view. findViewById (R. id. TV _apprx); view. setTag (holder);} TrafficInfo trafficInfo = realTrafficInfos. get (position); holder. iv_appicon.setImageDrawable (trafficInfo. getAppicon (); holder. TV _appname.setText (trafficInfo. getAppname (); int uid = trafficInfo. getUid (); long tx = TrafficStats. getUidTxBytes (uid); if (tx =-1) {tx = 0;} long rx = TrafficStats. getUidRxBytes (uid); if (rx =-1) {rx = 0;} long total = tx + rx; holder. TV _apptraffic.setText (TextFormat. formatByte (total); holder. TV _apptx.setText ("upload:" + TextFormat. formatByte (tx); holder. TV _apprx.setText ("Download:" + TextFormat. formatByte (rx); return view; }}@ Overridepublic boolean onCreateOptionsMenu (Menu menu) {// Inflate the menu; this adds items to the action bar if it is present. getMenuInflater (). inflate (R. menu. main, menu); return true ;}}

Package com. njupt. testtracfficstate; import java. util. arrayList; import java. util. list; import android. content. context; import android. content. intent; import android. content. pm. applicationInfo; import android. content. pm. packageManager; import android. content. pm. resolveInfo; import android. graphics. drawable. drawable; public class TrafficManagerService {private Context context; private PackageManager pm; public TrafficManagerService (Context context) {this. context = context; pm = context. getPackageManager ();}/*** get all started Applications * @ return */public List <TrafficInfo> getLauncherTrafficInfos () {List <TrafficInfo> trafficInfos = new ArrayList <TrafficInfo> (); // query the applications that can be started. Intent intent = new Intent (); intent. setAction (Intent. ACTION_MAIN); intent. addCategory (Intent. CATEGORY_LAUNCHER); // ResolveInfo is similar to an IntentFilterList <ResolveInfo> resolveInfos = pm. queryIntentActivities (intent, PackageManager. MATCH_DEFAULT_ONLY); for (ResolveInfo info: resolveInfos) {ApplicationInfo appInfo = info. activityInfo. applicationInfo; Drawable appicon = appInfo. loadIcon (pm); String appname = appInfo. loadLabel (pm ). toString (); String packageName = appInfo. packageName; int uid = appInfo. uid; trafficInfos. add (new TrafficInfo (appicon, appname, packageName, uid);} return trafficInfos ;}}

package com.njupt.testtracfficstate;import android.graphics.drawable.Drawable;public class TrafficInfo {private Drawable appicon;private String appname;private String packageName;private int uid;public TrafficInfo() {super();}public TrafficInfo(Drawable appicon, String appname, String packageName,int uid) {super();this.appicon = appicon;this.appname = appname;this.packageName = packageName;this.uid = uid;}public Drawable getAppicon() {return appicon;}public void setAppicon(Drawable appicon) {this.appicon = appicon;}public String getAppname() {return appname;}public void setAppname(String appname) {this.appname = appname;}public String getPackageName() {return packageName;}public void setPackageName(String packageName) {this.packageName = packageName;}public int getUid() {return uid;}public void setUid(int uid) {this.uid = uid;}@Overridepublic String toString() {return "TrafficInfo [appicon=" + appicon + ", appname=" + appname+ ", packageName=" + packageName + ", uid=" + uid + "]";}}

Package com. njupt. testtracfficstate; import java. text. decimalFormat; public class TextFormat {// 23.87 MB 00.87 MB/KB bytepublic static String formatByte (long data) {DecimalFormat format = new DecimalFormat ("##. # "); if (data <1024) {return data +" bytes ";} else if (data <1024*1024) {return format. format (data/1024f) + "KB";} else if (data <1024*1024*1024) {return format. format (data/1024f/1024f) + "MB";} else if (data <1024*1024*1024*1024) {return format. format (data/1024f/1024f/1024f) + "GB" ;}else {return "return beyond statistics returned ";}}}