/**
* Method that returns the storage volumes defined in the system. This method uses reflection to
* retrieve the method because CM10 has a {@link Context} as first parameter, that AOSP hasn't.
*
* @param ctx The current context
* @return StorageVolume[] The storage volumes defined in the system
*/
@SuppressWarnings("boxing")
public static synchronized StorageVolume[] getStorageVolumes(Context ctx) {
if (sStorageVolumes == null) {
// IMP!! Android SDK doesn't have a "getVolumeList" but is supported by CM10.
// Use reflect to get this value (if possible)
try {
StorageManager sm = (StorageManager) ctx.getSystemService(Context.STORAGE_SERVICE);
Method method = sm.getClass().getMethod("getVolumeList"); // $NON-NLS-1$
sStorageVolumes = (StorageVolume[]) method.invoke(sm);
} catch (Exception ex) {
// Ignore. Android SDK StorageManager class doesn't have this method
// Use default android information from environment
try {
File externalStorage = Environment.getExternalStorageDirectory();
String path = externalStorage.getCanonicalPath();
String description = null;
if (path.toLowerCase().indexOf("usb") != -1) { // $NON-NLS-1$
description = ctx.getString(R.string.usb_storage);
} else {
description = ctx.getString(R.string.external_storage);
}
// Android SDK has a different constructor for StorageVolume. In CM10 the
// description is a resource id. Create the object by reflection
Constructor<StorageVolume> constructor =
StorageVolume.class.getConstructor(
String.class,
String.class,
boolean.class,
boolean.class,
int.class,
boolean.class,
long.class);
StorageVolume sv = constructor.newInstance(path, description, false, false, 0, false, 0);
sStorageVolumes = new StorageVolume[] {sv};
} catch (Exception ex2) {
/** NON BLOCK* */
}
}
if (sStorageVolumes == null) {
sStorageVolumes = new StorageVolume[] {};
}
}
return sStorageVolumes;
}
public String[] getStorageList(Context context) {
String[] paths = null;
if (context != null) {
StorageManager storageMan =
(StorageManager) context.getSystemService(Context.STORAGE_SERVICE);
try {
Method methodGetPaths = storageMan.getClass().getMethod("getVolumePaths");
try {
paths = (String[]) methodGetPaths.invoke(storageMan);
} catch (Exception e) {
e.printStackTrace();
}
} catch (NoSuchMethodException e) {
e.printStackTrace();
}
}
return paths;
}
/**
* 获取多张 sd卡的 路径
*
* @return
*/
public static String[] getSdCardPath() {
StorageManager sm =
(StorageManager) CKApplication.context.getSystemService(Context.STORAGE_SERVICE);
String[] paths = null;
try {
paths = (String[]) sm.getClass().getMethod("getVolumePaths", null).invoke(sm, null);
} catch (IllegalArgumentException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IllegalAccessException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (InvocationTargetException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (NoSuchMethodException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return paths;
}
private void executeInit(Context context) {
StorageManager mStorageManager =
(StorageManager) context.getSystemService(Context.STORAGE_SERVICE);
if (mStorageManager != null) {
Class<?> mStorageVolume = null;
Method mGetVolumeListMethod = null;
Method mGetVolumeStateMethod = null;
Method mGetPathMethod = null;
Method mIsRemovableMethod = null;
Object[] mStorageVolumeList = null;
try {
mStorageVolume = Class.forName(CLASS_NAME);
mGetVolumeListMethod =
mStorageManager.getClass().getMethod(METHOD_GET_VOLUME_LIST, new Class[0]);
mGetVolumeStateMethod =
mStorageManager
.getClass()
.getMethod(METHOD_GET_VOLUME_STATE, new Class[] {String.class});
mIsRemovableMethod = mStorageVolume.getMethod(METHOD_IS_REMOVABLE, new Class[0]);
mGetPathMethod = mStorageVolume.getMethod(METHOD_GET_PATH, new Class[0]);
mStorageVolumeList = (Object[]) mGetVolumeListMethod.invoke(mStorageManager, new Object[0]);
boolean mIsRemovable = false;
if (mStorageVolumeList != null && mStorageVolumeList.length > 0) {
int mStorageVolumeCount = mStorageVolumeList.length;
Log.i(TAG, "init() === > StorageVolume Count = " + mStorageVolumeCount);
mInternalPathList.clear();
mExternalPathList.clear();
for (int i = 0; i < mStorageVolumeCount; ++i) {
String mStoragePath =
(String) mGetPathMethod.invoke(mStorageVolumeList[i], new Object[0]);
mIsRemovable =
((Boolean) mIsRemovableMethod.invoke(mStorageVolumeList[i], new Object[0]))
.booleanValue();
if (!TextUtils.isEmpty(mStoragePath)) {
String state =
(String)
mGetVolumeStateMethod.invoke(mStorageManager, new Object[] {mStoragePath});
if ((state != null) && (state.equals(MOUNTED))) {
if (mIsRemovable) {
Log.i(TAG, "init() === > external storage path = (" + mStoragePath + ")");
mExternalPathList.add(mStoragePath);
} else {
Log.i(TAG, "init() === > internal storage path = (" + mStoragePath + ")");
mInternalPathList.add(mStoragePath);
}
}
}
}
}
} catch (ClassNotFoundException e) {
handleInvalid();
Log.e(TAG, "init() === > Exception:ClassNotFoundException");
} catch (NoSuchMethodException e) {
handleInvalid();
Log.e(TAG, "init() === > Exception:NoSuchMethodException");
} catch (IllegalArgumentException e) {
handleInvalid();
Log.e(TAG, "init() === > Exception:IllegalArgumentException");
} catch (IllegalAccessException e) {
handleInvalid();
Log.e(TAG, "init() === > Exception:IllegalAccessException");
} catch (InvocationTargetException e) {
handleInvalid();
Log.e(TAG, "init() === > Exception:InvocationTargetException");
}
} else {
handleInvalid();
Log.e(TAG, "init() === > can't get storage manager");
}
initSDCardPath();
}
