Android Utililty Methods SDCard Check

List of utility methods to do SDCard Check

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Description

The list of methods to do SDCard Check are organized into topic(s).

Method

booleanhasExternalStorage()
has External Storage 
Boolean externalStorage = Environment.getExternalStorageState()
        .equals(android.os.Environment.MEDIA_MOUNTED);
return externalStorage;
booleanisExtStorageReadable()
is Ext Storage Readable 
String state = Environment.getExternalStorageState();
if (Environment.MEDIA_MOUNTED.equals(state)
        || Environment.MEDIA_MOUNTED_READ_ONLY.equals(state)) {
    return true;
return false;
booleanisExtStorageWritable()
is Ext Storage Writable 
String state = Environment.getExternalStorageState();
if (Environment.MEDIA_MOUNTED.equals(state)) {
    return true;
return false;
booleanisExternalStorageWritable()
is External Storage Writable 
String state = Environment.getExternalStorageState();
if (Environment.MEDIA_MOUNTED.equals(state)) {
    return true;
return false;
booleanisExternalStoragePresent()
private static boolean isExternalStoragePresent()

this method can used to check that external storage(Sd card on device ) is available on device or not 
boolean mExternalStorageAvailable = false;
boolean mExternalStorageWriteable = false;
String state = Environment.getExternalStorageState();
if (Environment.MEDIA_MOUNTED.equals(state)) {
    mExternalStorageAvailable = mExternalStorageWriteable = true;
} else if (Environment.MEDIA_MOUNTED_READ_ONLY.equals(state)) {
    mExternalStorageAvailable = true;
    mExternalStorageWriteable = false;
...
FilegetAlbumStorageDirectory(String albumName)
get Album Storage Directory 
File file = new File(
        Environment
                .getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES),
        albumName);
if (!file.mkdirs()) {
    Log.e("", "Directory not created");
return file;
...
FilegetExtStoragePubDir(String dirName, String dirType)
get Ext Storage Pub Dir 
File path = new File(
        Environment.getExternalStoragePublicDirectory(dirType),
        dirName);
if (!path.mkdirs()) {
    Log.e("ExtStorageUtils", "Directory not created");
return path;
longgetAvailableStorageSize(File dir)
get Available Storage Size 
long size = -1;
if (dir != null && dir.exists() && dir.isDirectory()) {
    try {
        StatFs stat = new StatFs(dir.getPath());
        size = (long) stat.getBlockSize()
                * stat.getAvailableBlocks();
    } catch (Exception e) {
        e.printStackTrace();
...
FilegetDatafilesStorageDirectory(Context context)
get Datafiles Storage Directory 
return context.getExternalFilesDir(null);