Module java.base
Package java.nio.file

Interface Watchable

All Known Subinterfaces:

public interface Watchable
An object that may be registered with a watch service so that it can be watched for changes and events.

This interface defines the register method to register the object with a WatchService returning a WatchKey to represent the registration. An object may be registered with more than one watch service. Registration with a watch service is cancelled by invoking the key's cancel method.

See Also: