Get the phone's remaining space tool class

1 ImportJava.io.File;2 3 ImportCom.iss.utils.LogUtil;4 5 Importandroid.os.Environment;6 ImportAndroid.os.StatFs;7 8 /**9 * Class nameTen *  @authorWang Hong He <br/> One * Get the remaining storage space tool class for your phone A * Date Created August 1, 2014 - */ -  the  Public classStorageutil { -  -     /** - * Get SD card remaining storage space +     *  @returnreturns a long integer value in KB bytes -     */ +      Public Static LongReadsdcard () { AString State =environment.getexternalstoragestate (); at         if(Environment.MEDIA_MOUNTED.equals (state)) { -File Sdcarddir =environment.getexternalstoragedirectory (); -StatFs SF =NewStatFs (Sdcarddir.getpath ()); -             LongBlockSize =sf.getblocksize (); -             LongBlockcount =Sf.getblockcount (); -             LongAvailcount =sf.getavailableblocks (); in            /*LOGUTIL.D ("", "Block Size:" + BlockSize + ", block number:" + Blockcount + ", Total size:" + blockSize - * blockcount/1024 + "KB"); to LOGUTIL.D ("", "number of available blocks::" + Availcount + ", Remaining space:" + availcount * blocksize/1024 + + "KB");*/ -             returnAvailcount * blocksize/1024; the}Else { *             return0; $         }Panax Notoginseng     } -  the     /** + * Get SD card remaining storage space A      *  @returnreturns a long integer value in M-byte units the      */ +      Public Static LongREADSDCARDM () { -         returnReadsdcard ()/1024; $     } $  -     /** - * Get the remaining storage space of the system the      *  @returnreturns a long integer value in kilobytes -      */Wuyi      Public Static LongReadsystem () { theFile root =environment.getrootdirectory (); -StatFs SF =NewStatFs (Root.getpath ()); Wu         LongBlockSize =sf.getblocksize (); -         LongBlockcount =Sf.getblockcount (); About         LongAvailcount =sf.getavailableblocks (); $         /*LOGUTIL.D ("", "Block Size:" + BlockSize + ", block number:" + Blockcount + ", Total size:" + blockSize - * blockcount/1024 + "KB"); - LOGUTIL.D ("", "number of available blocks::" + Availcount + ", available size:" + availcount * blocksize/1024 + "KB");*/ -         returnAvailcount * blocksize/1024; A     } +  the     /** - * Get the remaining storage space of the system $      *  @returnreturns a long integer value in M the      */ the      Public Static LongReadsystemm () { the         returnReadsystem ()/1024; the     } -  in     /** the * Determine if the remaining space is greater than the specified space the      *  @paramSIZEMB The specified size in megabytes About      *  @returnreturn value true to have corresponding space, false to be less than the corresponding space the      */ the      Public Static BooleanIsavailablespace (intsizemb) { the         BooleanHasspace =false; +         LongAvailablespare =READSDCARDM (); -         if(Availablespare >sizemb) { theHasspace =true;Bayi         } the         returnHasspace; the     } -  -     /** the * Determine if the remaining space is greater than the specified space the      *  @returnreturn value True to have 100m,false of less than 100M the      */ the      Public Static BooleanIsavailablespace () { -         returnIsavailablespace (100); the     } the}