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| public class StateBarActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
showUsbDev();
getDiskInfo();
for(DiskInfo info : mDiskList){
Log.e("Seeyou", "Disk Name : " + info.name + "\n"
+ "Disk diskId : " + info.diskId + "\n");
for(DiskPartition partition : info.diskPartitions) {
Log.e("Seeyou", "\tPartition Name : " + partition.name + "\n"
+ "\tPartition diskId : " + partition.diskId + "\n"
+ "\tPartition partitionId : " + partition.partitionId + "\n"
+ "\tPartition Path : " + partition.path + "\n"
+ "\tPartition Total Size : " + partition.totalSize + "\n"
+ "\tPartition Avlable Size: " + partition.avlableSize + "\n"
);
}
}
}
private void showUsbDev() {
HashMap<String, UsbDevice> deviceHashMap = ((UsbManager) getSystemService(USB_SERVICE)).getDeviceList();
for (Map.Entry entry : deviceHashMap.entrySet()) {
Log.e("Seeyou", "detectUsbDeviceWithUsbManager: \n" + entry.getKey() + "\n, " + entry.getValue());
}
}
private List mDiskList = new ArrayList();
public void getDiskInfo() {
StorageManager mstorageManager = (StorageManager)this.getApplicationContext().getSystemService(Context.STORAGE_SERVICE);
try {
Method methodGetDisks = StorageManager.class.getMethod("getDisks");
Method methodGetStorageVolumes = StorageManager.class.getMethod("getVolumeList");
Method getVolumeById = StorageManager.class.getMethod("findVolumeById", String.class);
StorageVolume[] storageVolumes = (StorageVolume[]) methodGetStorageVolumes.invoke(mstorageManager);
List disks = (List) methodGetDisks.invoke(mstorageManager);
Class<?> diskIndoClass = Class.forName("android.os.storage.DiskInfo");
Method mGetDiskId = diskIndoClass.getMethod("getId");
Field diskName = diskIndoClass.getField("label");
Class<?> storageVolumeClass = Class.forName("android.os.storage.StorageVolume");
Method mGetStorageVolId = storageVolumeClass.getMethod("getId");
Method mGetStorageVolDescription = storageVolumeClass.getMethod("getDescription", Context.class);
Method mGetStorageVolPath = storageVolumeClass.getMethod("getPath");
Method isRemovable = storageVolumeClass.getMethod("isRemovable");
Method getVolumeState = StorageManager.class.getMethod("getVolumeState", String.class);
Class<?> volumeClass = Class.forName("android.os.storage.VolumeInfo");
Method volumeDiskId = volumeClass.getMethod("getDiskId");
for(int i = 0; i < disks.size(); i++) {
DiskInfo diskInfo = new DiskInfo();
Parcelable parcelable = (Parcelable) disks.get(i);
diskInfo.diskId = (String) mGetDiskId.invoke(parcelable);
Log.e("Seeyou", "diskid : " + diskInfo.diskId);
String des = (String) diskName.get(parcelable);
Log.e("Seeyou", "diskName : " + des);
diskInfo.name = des;
mDiskList.add(diskInfo);
}
for(int j = 0; j < storageVolumes.length; j++) {
DiskPartition partition = new DiskPartition();
StorageVolume storageVolume = storageVolumes[j];
partition.partitionId = (String) mGetStorageVolId.invoke(storageVolume);
if("emulated".equals(partition.partitionId)) { continue; }
partition.name = (String) mGetStorageVolDescription.invoke(storageVolume, this);
partition.path = (String) mGetStorageVolPath.invoke(storageVolume);
Boolean removeAble = ((Boolean) isRemovable.invoke(storageVolume)).booleanValue();
String state = (String) getVolumeState.invoke(mstorageManager, partition.path);
if("mounted".equals(state) && removeAble) {
partition.diskId = (String) volumeDiskId.invoke(getVolumeById.invoke(mstorageManager, partition.partitionId));
for(DiskInfo diskInfo : mDiskList) {
if(diskInfo.diskId.equals(partition.diskId)) {
getStorageBlockInfo(partition);
diskInfo.diskPartitions.add(partition);
}
}
}
}
} catch (NoSuchMethodException e) {
e.printStackTrace();
} catch (InvocationTargetException e) {
e.printStackTrace();
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (ClassNotFoundException e) {
e.printStackTrace();
} catch (NoSuchFieldException e) {
e.printStackTrace();
}
}
public class DiskInfo {
public String diskId;
public String name;
public ArrayList diskPartitions = new ArrayList<>();
}
public class DiskPartition{
public String name;
public String partitionId;
public String diskId;
public long totalSize;
public long avlableSize;
public String path;
}
public static void getStorageBlockInfo(DiskPartition info) {
if(TextUtils.isEmpty(info.path))
return;
android.os.StatFs statfs = new android.os.StatFs(info.path);
long nBlocSize = statfs.getBlockSizeLong();
long blockCountLong = statfs.getBlockCountLong();
long nAvailaBlock = statfs.getAvailableBlocksLong();
info.totalSize = blockCountLong * nBlocSize;
info.avlableSize = nBlocSize * nAvailaBlock;
}
}
|
