RequirementsWatcher

Kotlin |Java

@UnstableApi
public final class RequirementsWatcher

Watches whether the Requirements are met and notifies the Listener on changes.

Summary

Nested types
`public interface RequirementsWatcher.Listener` Notified when RequirementsWatcher instance first created and on changes whether the are met.

Public fields
`final Requirements`	`requirements`

Public constructors
`RequirementsWatcher( Context context, RequirementsWatcher.Listener listener, Requirements requirements )`

Public methods
`Requirements`	`getRequirements()` Returns watched `Requirements`.
`int`	`@Requirements.RequirementFlags start()` Starts watching for changes.
`void`	`stop()` Stops watching for changes.

public final Requirements requirements

public RequirementsWatcher(
    Context context,
    RequirementsWatcher.Listener listener,
    Requirements requirements
)

Parameters
`Context context`	Any context.
`RequirementsWatcher.Listener listener`	Notified whether the `Requirements` are met.
`Requirements requirements`	The requirements to watch.

public Requirements getRequirements()

Returns watched Requirements.

@Requirements.RequirementFlags
public int start()

Starts watching for changes. Must be called from a thread that has an associated . Listener methods are called on the caller thread.

Returns
`int`	Initial `RequirementFlags` that are not met, or 0.

public void stop()

Stops watching for changes.