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// UML class diagram that models a canal as a // network of segments, with Locks. See the // State Machine section for a state machine for // each lock class CanalNetwork { name; 0..1 -- * CanalNetwork subNetwork; 0..1 -- * Craft activeVessels; * -- * SegEnd; } class SegEnd { name; GPSCoord location; } class Segment { Float waterLevel; // m above sea level 1..* -- 2 SegEnd; } class Lock { isA Segment; Float maxLevel; Float minLevel; } class Bend { isA SegEnd; } class EntryAndExitPoint { isA SegEnd; } class MooringPoint { isA SegEnd; } class Obstacle { isA SegEnd; 0..1 downstreamObstacle -- * Craft upStreamQueue; 0..1 upstreamObstacle -- * Craft downStreamQueue; } class LowBridge { isA Obstacle; } class LockGate { isA Obstacle; } class Craft { lazy GPSCoord location; } class Trip { 0..1 -> 1..* SegEnd; 0..1 -- 1 Craft; } class Transponder { id; 0..1 -- 0..1 Craft; } class GPSCoord { Float lattitide; Float longitude; }//$?[End_of_model]$? class CanalNetwork { position 501 32 113 63; position.association CanalNetwork__Craft:activeVessels 107,63 119,0; position.association CanalNetwork__SegEnd 0,18 84,0; } class SegEnd { position 45 88 154 80; } class Segment { position 307 184 141 63; position.association SegEnd__Segment 0,6 155,80; } class Lock { position 378 267 132 80; } class Bend { position 76 326 109 45; } class EntryAndExitPoint { position 6 407 130 45; } class MooringPoint { position 142 264 109 45; } class Obstacle { position 218 353 109 45; position.association Craft:upStreamQueue__Obstacle 110,10 0,10; position.association Craft:downStreamQueue__Obstacle 110,30 0,30; position.association Craft:upStreamQueue__Obstacle:downstreamObstacle 110,10 0,10; position.association Craft:downStreamQueue__Obstacle:upstreamObstacle 110,30 0,30; } class LowBridge { position 314 491 109 45; } class LockGate { position 182 487 109 45; } class Craft { position 582 400 154 63; } class Trip { position 451 130 109 45; position.association SegEnd__Trip 0,10 155,16; position.association Craft__Trip 43,46 33,0; } class Transponder { position 622 528 109 63; position.association Craft__Transponder 27,0 53,63; } class GPSCoord { position 23 499 129 80; }
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