Classes Used in the OpportunisticOwnCloud Application

Here we describe the classes used in the OpportunisticOwnCloud application.

ConnectivityChangeReceiver

The ConnectivtyChangeReceive class is responsinle for listeining for network events and creating Intent classes to handle the network events. This class has a lifetime that endures throughout the application lifetime.

Extends: BroadcastReceiver Implements: NONE

Public functions:

void onReceive(Context, Intent)

Sub-Classes: NONE

SyncService

The SyncService is created from the ConnectivityChangeReceive class when a network event is detected.

Extends: IntentService Implements: NONE

Public functions: NONE

Sub-Classes:

mThread

• Extends: Thread

• Implements: NONE

• Public functions:

  void run()

DownLoadThread

• Extends: NONE

• Implements: Runnable

• Public functions:

  void run()

UploadThread

• Extends: NONE

• Implements: Runnable

• Public functions:

  void run()

MainActivity

The MainActivity class is primarily responsible for managing the GUI aspect of OpportunisticOwnCloud. It creates the LocalFileFragmentTab and the RemoteFileFragmetnTab instances. It also starts the SettingsActivity if the user has never set OpportunisticOwnCloud settings on the phone prior to running the applications. MainActivity is launched by the application when it is first opened.

Extends: SherlockFragmentActivity Implements: NONE

Public functions:

void onCreate(Bundle) void onPause() void onResume() boolean onCreateOptionsMenu(Menu) boolean onOptionsItemSelected(MenuItem)

Sub-Classes:

mThread

• Extends: Thread

• Implements: NONE

• Public functions:

  void run()

LocalFileFragmentTab

The LocalFileFragmentTab class is responsible for displaying the files located on the user’s ownCloud directory on /sdcard. It provides navigation functionality for file browsing as well as on-demand upload functionality.

Extends: SherlockFragment Implements: ActionBar.TabListener

Public functions:

void onCreate(Bundle) void onTabSelected(Tab, FragmentTransaction) void onTabUnselected(Tab, FragmentTransaction) void onTabReselected(Tab, FragmentTransaction)

Sub-Classes:

mThread

• Extends: Thread

• Implements: NONE

• Public functions:

  void run()

UploadThread

• Extends: NONE

• Implements: Runnable

• Public functions:

  void run()

RemoteFileFragmentTab

The RemoteFileFragmentTab class is responsible for displaying the user’s files located on the ownCloud server. It provides navigation functionality for file browsing as well as on-demand download functionality.

Extends: SherlockFragment Implements: ActionBar.TabListener

Public functions:

void onCreate(Bundle) void onTabSelected(Tab, FragmentTransaction) void onTabUnselected(Tab, FragmentTransaction) void onTabReselected(Tab, FragmentTransaction)

Sub-Classes:

mThread

• Extends: Thread

• Implements: NONE

• Public functions:

  void run()

DownloadThread

• Extends: NONE

• Implements: Runnable

• Public functions:

  void run()

SettingsActivity

The SettingsActivity provides a simple interface for the user to set global settings, including username, password, and URL information for connecting with the ownCloud server as well as setting sync frequency and toggling opportunistic synchronization on and off. The data object created is used globally to provide necessary settings information to the other classes.

Extends: PreferenceActivity Implements: NONE

Public functions: NONE

Sub-Classes: NONE