StorageTest

sd卡的一些状态：http://lgz.iteye.com/blog/1308340

//获取RAM总大小

private String getRamAvailMemory()

{

String str1 = "/proc/meminfo":

FileReader fr;

try {

fr = new FileReader(str1);

BufferedReader localBufferedReader = new Buffered(fr,8192);

return localBufferedReader.readLine();

} catch(IOException e) {

return "";

}

//获取RAM可用大小

private String getRamAvailMemory()

{

ActivityManager am = (ActivityManager)getSystemService(Context.ACTIVITY_SERVICE);

ActivityManager.MemoryInfo mi = new AcvityManager.MemoryInfo();

am.getMemoryInfo(mi);

return Formatter.formatFileSize(this,mi.availMem);

}

//获取内置存储（USB存储）大小

private String getEmmcMemory()

{

StorageManager mSM = (StorageManager) getSystemServices()STORAGE_SERVICE);

StorageVolume[] mSV= mSM.getVolumeList();

for(int i=0;i<mSV.length;i++)

{

if(!mSV[i].isRemovable())

{

StatFs stat = new StatFs(mSV[i].getPath());

long blockSize = stat.getBlockSize();

long totalBlocks = stat.getBlockCount();

return Formatter.formatFileSize(this,blockSize*totalBlocks);

}

return "";

}

//获得ROM总大小

private String getRomAvailMemory()

{

File path = Environment.getDataDirectory();

StatFs stat = new StatFs(path.getPath());

long blockSize = stat.getBlockSize();

long totalBlocks = stat.getBlockCount();

return Formatter.formatFileSize(this,blockSize*totalBlocks);

}

//获得ROM可用大小

private String getRomAvailMemory()

{

File path = Environment.getDataDirectory();

StatFs stat = new StatFs(path.getPath());

long blockSize = stat.getBlockSize();

long availBlocks= stat.getAvailableBlockCount();

return Formatter.formatFileSize(this,blockSize*availBlocks);

}

//获得SD卡总大小

private String getRomAvailMemory()

{

File path = Environment.getExternalStorageDirectory();

StatFs stat = new StatFs(path.getPath());

long blockSize = stat.getBlockSize();

long totalBlocks = stat.getBlockCount();

return Formatter.formatFileSize(this,blockSize*totalBlocks);

}

//获得ROM可用大小

private String getRomAvailMemory()

{

File path = Environment.getExternalStorageDirectory();

StatFs stat = new StatFs(path.getPath());

long blockSize = stat.getBlockSize();

long availBlocks= stat.getAvailableBlockCount();

return Formatter.formatFileSize(this,blockSize*availBlocks);

}

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