CecEvent.java
/*
* *********************************************************************************************************************
*
* blueMarine II: Semantic Media Centre
* http://tidalwave.it/projects/bluemarine2
*
* Copyright (C) 2015 - 2021 by Tidalwave s.a.s. (http://tidalwave.it)
*
* *********************************************************************************************************************
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*
* *********************************************************************************************************************
*
* git clone https://bitbucket.org/tidalwave/bluemarine2-src
* git clone https://github.com/tidalwave-it/bluemarine2-src
*
* *********************************************************************************************************************
*/
package it.tidalwave.cec;
import javax.annotation.Nonnull;
import javax.annotation.concurrent.Immutable;
import it.tidalwave.util.NotFoundException;
import it.tidalwave.cec.CecUserControlEvent.UserControlCode;
import lombok.experimental.Delegate;
import lombok.EqualsAndHashCode;
import lombok.Getter;
import lombok.RequiredArgsConstructor;
import lombok.ToString;
/***********************************************************************************************************************
*
* Abstract base class for all CEC events.
*
* @see http://www.cec-o-matic.com/
*
* @author Fabrizio Giudici
*
**********************************************************************************************************************/
@Immutable @Getter @RequiredArgsConstructor @EqualsAndHashCode @ToString
public abstract class CecEvent
{
/*******************************************************************************************************************
*
* Defines event types.
*
******************************************************************************************************************/
@RequiredArgsConstructor @Getter
public enum EventType
{
USER_CONTROL_PRESSED(0x44, (code) -> new CecUserControlEvent(forCode(0x44), UserControlCode.forCode(code))),
USER_CONTROL_RELEASED(0x8b, (code) -> new CecUserControlEvent(forCode(0x8b), UserControlCode.forCode(code)));
interface CecEventFactory
{
@Nonnull
public CecEvent createEvent (int code)
throws NotFoundException;
}
private final int code;
@Delegate @Nonnull
private final CecEventFactory eventFactory;
@Nonnull
public static EventType forCode (final int code)
throws NotFoundException
{
for (final EventType eventType : values())
{
if (eventType.getCode() == code)
{
return eventType;
}
}
throw new NotFoundException("CEC event type: " + Integer.toHexString(code));
}
}
@Nonnull
private final EventType eventType;
}