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// The following shows a 'quaternary' association, // where the association class represents data in // an association that links four classes. class SportsPlayer { name; } class Season { year; } // e.g. goalie, forward etc. class PlayingPosition { description; } class Team { name; } // This gathers the number of points a player // gained on a particular team in a particular // season while playing in a particular position // To get the total points in any one category, // you would have to add the points several // instances associationClass PlayerInPosition { Integer points; * SportsPlayer player; * Season; * Team; * PlayingPosition position; }//$?[End_of_model]$? class PlayerInPosition { position 135 161 109 58; position.association PlayerInPosition__Season 72,0 37,61; position.association PlayerInPosition__SportsPlayer:player 30,0 63,61; position.association PlayerInPosition__PlayingPosition 118,40 0,37; position.association PlayerInPosition__Team 109,0 0,26; } class Season { position 221 50 109 58; } class PlayingPosition { position 335 158 120 58; } class Team { position 397 70 109 58; } // @@@skipphpcompile - remove when issue 697 is fixed
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