public static Optional<PlaybackState> getPlaybackStateFromResource(ResourceModel x) {
        if (!x.getResourceID().equals(ID))
            return Optional.empty();
        Object resource = x.getResource();
        if (resource instanceof String) {
            String state = (String) resource;
            try {
                return Optional.of(PlaybackState.valueOf(state));
            } catch (IllegalArgumentException e) {
                return Optional.empty();
            }
        } else {
            return Optional.empty();
        }
    }
public static Optional<PlaybackState> getPlaybackStateFromResource(ResourceModel x) {
        if (!x.getResourceID().equals(ID))
            return Optional.empty();
        Object resource = x.getResource();
        if (resource instanceof String) {
            String state = (String) resource;
            try {
                return Optional.of(PlaybackState.valueOf(state));
            } catch (IllegalArgumentException e) {
                return Optional.empty();
            }
        } else {
            return Optional.empty();
        }
    }
public static Optional < PlaybackState > getPlaybackStateFromResource ( ResourceModel x ) { if ( ! x . getResourceID ( ) . equals ( ID ) ) return Optional . empty ( ) ; Object resource = x . getResource ( ) ; if ( resource instanceof String ) { String state = ( String ) resource ; try { return Optional . of ( PlaybackState . valueOf ( state ) ) ; } catch ( IllegalArgumentException e ) { return Optional . empty ( ) ; } } else { return Optional . empty ( ) ; } }
returns the PlaybackState from the resource
@param x the resourceModel
@return the optional Playbackstate (empty if illegal resource)
returns the PlaybackState from the resource