<?php
    class mbTrack extends MusicBrainzEntity {
        private $title;
        private $artist = null;
        private $duration = 0;
        private $releases;
        private $releasesCount = 0;
        private $releasesOffset = 0;

        function mbTrack( $id = '', $title = '' ) {
            parent::MusicBrainzEntity($id);
            $this->title = $title;
        }

        function getTitle   (           ) { return $this->title;         }
        function setTitle   ( $title    ) { $this->title = $title;       }
        function getDuration(           ) { return $this->duration;      }
        function setDuration( $duration ) { $this->duration = $duration; }

        function getArtist() {
            return $this->artist;
        }

        function setArtist( mbArtist $artist ) {
            $this->artist = $artist;
        }

        function &getReleases() {
            return $this->releases;
        }

        function addRelease( mbRelease $release ) {
            $this->releases[] = $release;
        }

        function getNumReleases() {
            return count($this->releases);
        }

        function getRelease( $i ) {
            return $this->releases[$i];
        }

        function getReleasesOffset() {
            return $this->releasesOffset;
        }

        function setReleasesOffset( $relOffset ) {
            $this->releasesOffset = $relOffset;
        }

        function getReleasesCount() {
            return $this->releasesCount;
        }

        function setReleasesCount( $relCount ) {
            $this->releasesCount = $relCount;
        }
    }
?>