Programmiermethodik SS2007 © 2007 Albert Zündorf, University of Kassel 1 6. Story Driven Modeling Gliederung: 1. Einführung 2. Objektdiagramme zur Analyse von Beispielen 3. Klassendiagramme in Java implementieren 4. Methodenentwurf 5. Test-First Prinzip 6. Story Driven Modeling 7. Zusammenfassung

Programmiermethodik SS2007 © 2007 Albert Zündorf, University of Kassel 2 The FAMous Fujaba Abstract Machine (Teil 1) Der Befehlssatz: m in den Objekten werden Kommandos / Nachrichten von vergesslichen Object Guys abgearbeitet m Object Guys schlafen normaler weise m beim Aufwachen wird die Umgebung vom Nebel des Vergessens verschleiert m Object Guys sehen nicht was die anderen tun m Jeder Object Guy hat eigenen Namensraums m Object Guy hat Handlungsanweisungen für jedes mögliche Komando m Immer ein Object Guy pro Nachricht Object Guy kann: m Kanten lesen und lokale Namen für Nachbarn vergeben m Attribute lesen und prüfen m temporäre Werte notieren m Berechnungen durchführen m Nachrichten verschicken (wartet (untätig) auf Antwort) m Antworten zurückschicken (und wieder einschlafen) m Attribute schreiben m Kanten löschen / erzeugen m Objekte löschen / erzeugen

Programmiermethodik SS2007 © 2007 Albert Zündorf, University of Kassel 3 Kanten lesen r2 :Room costs = 2 r5 :Room costs = 10 r11 :Room costs = 9 r8 :Room costs = 8 r12 costs = 7 r13 :Room costs = 6 p2 :Person name = "Prinz" geld = 99 d3 :Door i1 :Item d11 :Door d10 :Door d9 :Door d7 :Door in i2 :Item i5 :Item i6 :Item i3 :Item i4 :Item in

Programmiermethodik SS2007 © 2007 Albert Zündorf, University of Kassel 4 Attribute lesen r2 :Room costs = 2 r5 :Room costs = 10 r11 :Room costs = 9 r8 :Room costs = 8 r12 costs = 7 r13 :Room costs = 6 p2 :Person name = "Prinz" geld = 99 d3 :Door i1 :Item d11 :Door d10 :Door d9 :Door d7 :Door in i2 :Item i5 :Item i6 :Item i3 :Item i4 :Item in

Programmiermethodik SS2007 © 2007 Albert Zündorf, University of Kassel 5 temporäre Werte notieren r2 :Room costs = 2 r5 :Room costs = 10 r11 :Room costs = 9 r8 :Room costs = 8 r12 costs = 7 r13 :Room costs = 6 p2 :Person name = "Prinz" geld = 99 d3 :Door i1 :Item d11 :Door d10 :Door d9 :Door d7 :Door in i2 :Item i5 :Item i6 :Item i3 :Item i4 :Item in

Programmiermethodik SS2007 © 2007 Albert Zündorf, University of Kassel 6 Nachrichten verschicken r2 :Room costs = 2 r5 :Room costs = 10 r11 :Room costs = 9 r8 :Room costs = 8 r12 costs = 7 r13 :Room costs = 6 p2 :Person name = "Prinz" geld = 99 d3 :Door i1 :Item d11 :Door d10 :Door d9 :Door d7 :Door in i2 :Item i5 :Item i6 :Item i3 :Item i4 :Item in

Programmiermethodik SS2007 © 2007 Albert Zündorf, University of Kassel 7 Antworten zurückschicken r2 :Room costs = 2 r5 :Room costs = 10 r11 :Room costs = 9 r8 :Room costs = 8 r12 costs = 7 r13 :Room costs = 6 p2 :Person name = "Prinz" geld = 99 d3 :Door i1 :Item d11 :Door d10 :Door d9 :Door d7 :Door in i2 :Item i5 :Item i6 :Item i3 :Item i4 :Item in

Programmiermethodik SS2007 © 2007 Albert Zündorf, University of Kassel 8 Attribute schreiben r2 :Room costs = 2 r5 :Room costs = 10 r11 :Room costs = 9 r8 :Room costs = 8 r12 costs = 7 r13 :Room costs = 6 p2 :Person name = "Prinz" geld = 99 d3 :Door i1 :Item d11 :Door d10 :Door d9 :Door d7 :Door in i2 :Item i5 :Item i6 :Item i3 :Item i4 :Item in

Programmiermethodik SS2007 © 2007 Albert Zündorf, University of Kassel 9 Kanten löschen / erzeugen r2 :Room costs = 2 r5 :Room costs = 10 r11 :Room costs = 9 r8 :Room costs = 8 r12 costs = 7 r13 :Room costs = 6 p2 :Person name = "Prinz" geld = 99 d3 :Door i1 :Item d11 :Door d10 :Door d9 :Door d7 :Door in i2 :Item i5 :Item i6 :Item i3 :Item i4 :Item in

Programmiermethodik SS2007 © 2007 Albert Zündorf, University of Kassel 10 Objekte löschen / erzeugen r2 :Room costs = 2 r5 :Room costs = 10 r11 :Room costs = 9 r8 :Room costs = 8 r12 costs = 7 r13 :Room costs = 6 p2 :Person name = "Prinz" geld = 99 d3 :Door i1 :Item d11 :Door d10 :Door d9 :Door d7 :Door in i2 :Item i5 :Item i6 :Item i3 :Item i4 :Item in

Programmiermethodik SS2007 © 2007 Albert Zündorf, University of Kassel 11 Objekte löschen / erzeugen r2 :Room costs = 2 r5 :Room costs = 10 r11 :Room costs = 9 r8 :Room costs = 8 r12 costs = 7 r13 :Room costs = 6 p2 :Person name = "Prinz" geld = 99 d3 :Door i1 :Item d11 :Door d10 :Door d9 :Door d7 :Door in i2 :Item i5 :Item i6 :Item i3 :Item i4 :Item in

Programmiermethodik SS2007 © 2007 Albert Zündorf, University of Kassel 12 Rule Syntax: Overview

Programmiermethodik SS2007 © 2007 Albert Zündorf, University of Kassel 13 Kontrollstrukturen: Sequenz r2 :Room costs = 2 r5 :Room costs = 10 r11 :Room costs = 9 r8 :Room costs = 8 r12 costs = 7 r13 :Room costs = 6 p2 :Person name = "Prinz" geld = 99 d3 :Door i1 :Item d11 :Door d10 :Door d9 :Door d7 :Door in i2 :Item i5 :Item i6 :Item i3 :Item i4 :Item in

Programmiermethodik SS2007 © 2007 Albert Zündorf, University of Kassel 14 Fallunterscheidungen: r2 :Room costs = 2 r5 :Room costs = 10 r11 :Room costs = 9 r8 :Room costs = 8 r12 costs = 7 r13 :Room costs = 6 p2 :Person name = "Prinz" geld = 99 d3 :Door i1 :Item d11 :Door d10 :Door d9 :Door d7 :Door in i2 :Item i5 :Item i6 :Item i3 :Item i4 :Item in

Programmiermethodik SS2007 © 2007 Albert Zündorf, University of Kassel 15 Fallunterscheidung implizit: r2 :Room costs = 2 r5 :Room costs = 10 r11 :Room costs = 9 r8 :Room costs = 8 r12 costs = 7 r13 :Room costs = 6 p2 :Person name = "Prinz" geld = 99 d3 :Door i1 :Item d11 :Door d10 :Door d9 :Door d7 :Door in i2 :Item i5 :Item i6 :Item i3 :Item i4 :Item in

Programmiermethodik SS2007 © 2007 Albert Zündorf, University of Kassel 16 Zählschleifen: r2 :Room costs = 2 r5 :Room costs = 10 r11 :Room costs = 9 r8 :Room costs = 8 r12 costs = 7 r13 :Room costs = 6 p2 :Person name = "Prinz" geld = 99 d3 :Door i1 :Item d11 :Door d10 :Door d9 :Door d7 :Door in i2 :Item i5 :Item i6 :Item i3 :Item i4 :Item in

Programmiermethodik SS2007 © 2007 Albert Zündorf, University of Kassel 17 Zählschleifen: r2 :Room costs = 2 r5 :Room costs = 10 r11 :Room costs = 9 r8 :Room costs = 8 r12 costs = 7 r13 :Room costs = 6 p2 :Person name = "Prinz" geld = 99 d3 :Door i1 :Item d11 :Door d10 :Door d9 :Door d7 :Door in i2 :Item i5 :Item i6 :Item i3 :Item i4 :Item in

Programmiermethodik SS2007 © 2007 Albert Zündorf, University of Kassel 18 Zählschleifen: r2 :Room costs = 2 r5 :Room costs = 10 r11 :Room costs = 9 r8 :Room costs = 8 r12 costs = 7 r13 :Room costs = 6 p2 :Person name = "Prinz" geld = 99 d3 :Door i1 :Item d11 :Door d10 :Door d9 :Door d7 :Door in i2 :Item i5 :Item i6 :Item i3 :Item i4 :Item in

Programmiermethodik SS2007 © 2007 Albert Zündorf, University of Kassel 19 Alle Matches: r2 :Room costs = 2 r5 :Room costs = 10 r11 :Room costs = 9 r8 :Room costs = 8 r12 costs = 7 r13 :Room costs = 6 p2 :Person name = "Prinz" geld = 99 d3 :Door i1 :Item d11 :Door d10 :Door d9 :Door d7 :Door in i2 :Item i5 :Item i6 :Item i3 :Item i4 :Item in

Programmiermethodik SS2007 © 2007 Albert Zündorf, University of Kassel 20