Get phone memory \ Free memory \ Single app running memory

1 /** Phone Total memory * /2     PrivateString gettotalmemory () {3         //system memory information file4String str1 = "/proc/meminfo";5 String str2;6 string[] arrayofstring;7         LongInitial_memory = 0;8 9         Try {TenFileReader Localfilereader =NewFileReader (str1); OneBufferedReader Localbufferedreader =NewBufferedReader ( ALocalfilereader, 8192); -             //read Meminfo First line, total system memory size -STR2 =localbufferedreader.readline (); the  -arrayofstring = Str2.split ("\\s+"); -              for(String num:arrayofstring) { -LOG.I (str2, num + "\ T"); +             } -             //gets the total system memory, in kilobytes, multiplied by 1024 to byte +Initial_memory = integer.valueof (Arrayofstring[1]). Intvalue () * 1024; A localbufferedreader.close (); at}Catch(IOException e) { -         } -         //byte converted to KB or MB, memory size normalized -         returnformatter.formatfilesize (Getbasecontext (), initial_memory); -}

1 /** Get the current available memory size for Android * / 2     PrivateString getavailmemory () {3Activitymanager am =(Activitymanager) Getsystemservice (
Context.activity_service);4Memoryinfo mi =Newmemoryinfo ();5 Am.getmemoryinfo (MI);6         //Mi.availmem; available memory for the current system7         //normalize the acquired memory size8         returnformatter.formatfilesize (Getbasecontext (), mi.availmem);9}

1/** Android Gets the amount of memory the app occupies * /2Private voidGetrunningappprocessinfo () {3Activitymanager Mactivitymanager =(Activitymanager) Getsystemservice (4 context.activity_service);5 6    //get all the processes running in the system7List<runningappprocessinfo> runningappprocesseslist =Mactivitymanager8 . getrunningappprocesses ();9 Ten     for(Runningappprocessinfo runningappprocessinfo:runningappprocesseslist) { One       //Process ID Number A       intPID =Runningappprocessinfo.pid; -       //User ID -       intUID =Runningappprocessinfo.uid; the       //Process Name -String ProcessName =Runningappprocessinfo.processname; -       //memory occupied by -       int[] PIDs =New int[] {pid}; +debug.memoryinfo[] Memoryinfo =Mactivitymanager - . Getprocessmemoryinfo (PIDs); +       intMemorysize = memoryinfo[0].dalvikprivatedirty; A   atLOG.I (TAG, "processname=" + ProcessName + ", pid=" + pid + ", uid=" -+ UID + ", memorysize=" + memorysize + "KB"); -     } -}

1 /**2 * Get a single app memory limit size3 * Returns the number in M,4 * may not have the same value on different platforms or devices5  */6  Private voidtest01 () {7Activitymanager ActivityManager2 =(Activitymanager) Getsystemservice (8 context.activity_service);9 Activitymanager2.getmemoryclass ();Ten}

Get phone memory \ Free memory \ Single app running memory