HomekitCharacteristicChangeCallback.java

package com.beowulfe.hap;

import com.beowulfe.hap.characteristics.EventableCharacteristic;

/**
 * A callback interface for notifying subscribers that a characteristic value has changed. 
 * 
 * {@link EventableCharacteristic}s can be subscribed to, and in doing so, are supplied an instance of this class. Implementors
 * should call the {@link #changed()} method on the passed object when a subscribed characteristic changes.
 *
 * @author Andy Lintner
 */
@FunctionalInterface
public interface HomekitCharacteristicChangeCallback {

	/**
	 * Call when the value of the characteristic that was subscribed to when this object was passed changes.
	 */
	void changed();
}