content: /*
   * Copyright (C) 2013 4th Line GmbH, Switzerland
   *
   * The contents of this file are subject to the terms of either the GNU
   * Lesser General Public License Version 2 or later ("LGPL") or the
   * Common Development and Distribution License Version 1 or later
   * ("CDDL") (collectively, the "License"). You may not use this file
   * except in compliance with the License. See LICENSE.txt for more
   * information.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
   */
  
  package org.fourthline.cling.support.avtransport.impl.state;
  
  import org.fourthline.cling.support.avtransport.lastchange.AVTransportVariable;
  import org.fourthline.cling.support.model.AVTransport;
  import org.fourthline.cling.support.model.SeekMode;
  import org.fourthline.cling.support.model.TransportAction;
  import org.fourthline.cling.support.model.TransportInfo;
  import org.fourthline.cling.support.model.TransportState;
  
  import java.net.URI;
  import java.util.logging.Logger;
  
  /**
   * @author Christian Bauer
   */
  public abstract class Playing<T extends AVTransport> extends AbstractState<T> {
  
      final private static Logger log = Logger.getLogger(Playing.class.getName());
  
      public Playing(T transport) {
          super(transport);
      }
  
      public void onEntry() {
          log.fine("Setting transport state to PLAYING");
          getTransport().setTransportInfo(
                  new TransportInfo(
                          TransportState.PLAYING,
                          getTransport().getTransportInfo().getCurrentTransportStatus(),
                          getTransport().getTransportInfo().getCurrentSpeed()
                  )
          );
          getTransport().getLastChange().setEventedValue(
                  getTransport().getInstanceId(),
                  new AVTransportVariable.TransportState(TransportState.PLAYING),
                  new AVTransportVariable.CurrentTransportActions(getCurrentTransportActions())
          );
      }
  
      public abstract Class<? extends AbstractState<?>> setTransportURI(URI uri, String metaData);
      public abstract Class<? extends AbstractState<?>> stop();
      public abstract Class<? extends AbstractState<?>> play(String speed);
      public abstract Class<? extends AbstractState<?>> pause();
      public abstract Class<? extends AbstractState<?>> next();
      public abstract Class<? extends AbstractState<?>> previous();
      public abstract Class<? extends AbstractState<?>> seek(SeekMode unit, String target);
  
      public TransportAction[] getCurrentTransportActions() {
          return new TransportAction[] {
                  TransportAction.Stop,
                  TransportAction.Play,
                  TransportAction.Pause,
                  TransportAction.Next,
                  TransportAction.Previous,
                  TransportAction.Seek
          };
      }
  }
  