Created
August 8, 2014 10:38
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获得 sdcard 空间。
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| package com.ilegendsoft.toprankapps.tubeplayer.utils; | |
| import android.os.Environment; | |
| import android.os.StatFs; | |
| public class FSUtil { | |
| // One binary gigabyte equals 1,073,741,824 bytes. | |
| private static final long PER_G_NUM = 1073741824; | |
| public static String getAvailableSpace() { | |
| if (Environment.MEDIA_MOUNTED.equals(Environment | |
| .getExternalStorageState())) { | |
| StatFs stat = new StatFs(Environment.getExternalStorageDirectory() | |
| .getPath()); | |
| // another method , can use | |
| // Environment.getExternalStorageDirectory().getUsableSpace() | |
| double sdAvailSize = (double) stat.getAvailableBlocks() | |
| * (double) stat.getBlockSize(); | |
| if (sdAvailSize <= PER_G_NUM) { | |
| double mAvailable = sdAvailSize * 1024 / PER_G_NUM; | |
| return mAvailable + " M"; | |
| } else { | |
| double gigaAvailable = sdAvailSize / PER_G_NUM; | |
| return gigaAvailable + " G"; | |
| } | |
| } | |
| return null; | |
| } | |
| public static int getPercentage() { | |
| if (Environment.MEDIA_MOUNTED.equals(Environment | |
| .getExternalStorageState())) { | |
| StatFs stat = new StatFs(Environment.getExternalStorageDirectory() | |
| .getPath()); | |
| long sdTotalSize = stat.getBlockCount(); | |
| long sdAvailSize = stat.getAvailableBlocks(); | |
| return (int) (sdAvailSize * 100 / sdTotalSize); | |
| } | |
| return 0; | |
| } | |
| } |
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