Package com.example.skeddly.business.database.repository.adapter

Class RepositoryToArrayAdapter<T extends DatabaseObject>

java.lang.Object

com.example.skeddly.business.database.repository.adapter.RepositoryToArrayAdapter<T>

Type Parameters:

T - The type of object that this adapter shall manage.

public class RepositoryToArrayAdapter<T extends DatabaseObject>
extends Object

This classes uses the given repositories to supply data to an ArrayAdapter. If multiple repos are provided, you can switch between which is shown in the ArrayAdapter.

Constructor Summary

Constructors

Constructor	Description
RepositoryToArrayAdapter(GenericRepository<T> repository, android.widget.ArrayAdapter<T> adapter, boolean realtimeUpdates)	Create a new RepositoryToArrayAdapter with a single repository.
RepositoryToArrayAdapter(List<GenericRepository<T>> repositories, android.widget.ArrayAdapter<T> adapter, boolean realtimeUpdates)	Create a new RepositoryToArrayAdapter with multiple repositories.

Method Summary

Modifier and Type	Method	Description
void	removeListener()	Removes the real time listener if one is present.
void	switchDataset(GenericRepository<T> repository)	Switch to a new dataset given by the repository.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

RepositoryToArrayAdapter

public RepositoryToArrayAdapter(List<GenericRepository<T>> repositories,
 android.widget.ArrayAdapter<T> adapter,
 boolean realtimeUpdates)

Create a new RepositoryToArrayAdapter with multiple repositories. Real time updates are an option via the boolean.

Warning: If using the real time updates, the caller must ensure to remove the real time listener via the removeListener() method once updates are no longer required. This can be done inside the onDestroyView() function for example.

Parameters:

repositories - The repositories that shall be queried for data

adapter - The adapter to add data to

realtimeUpdates - Whether we should use real time updates for data.

RepositoryToArrayAdapter

public RepositoryToArrayAdapter(GenericRepository<T> repository,
 android.widget.ArrayAdapter<T> adapter,
 boolean realtimeUpdates)

Create a new RepositoryToArrayAdapter with a single repository. Real time updates are an option via the boolean.

Warning: If using the real time updates, the caller must ensure to remove the real time listener via the removeListener() method once updates are no longer required. This can be done inside the onDestroyView() function for example.

Parameters:

repository - The repository that shall be queried for data

adapter - The adapter to add data to

realtimeUpdates - Whether we should use real time updates for data.

Method Details

switchDataset

public void switchDataset(GenericRepository<T> repository)
                   throws IllegalArgumentException

Switch to a new dataset given by the repository. If the repository does not exist in the ones managed by this adapter, an exception is thrown.

Parameters:

repository - The repository who we should switch to showing in the array adapter

Throws:

IllegalArgumentException - If the repository passed is not managed by this adapter.

removeListener

public void removeListener()

Removes the real time listener if one is present. If one is not present, or the listener has already been removed, nothing happens.