2013_2014:s2:td:corrections:td_classes-code
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2013_2014:s2:td:corrections:td_classes-code [2014/02/15 20:30] – [Gérer la vitesse : spécialisation de classes et enuméré] blay | 2013_2014:s2:td:corrections:td_classes-code [2014/03/17 17:04] (current) – [La classe ''Polygone''] blay | ||
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Line 254: | Line 254: | ||
} | } | ||
+ | </ | ||
+ | |||
+ | <code java> | ||
package outilsPK; | package outilsPK; | ||
Line 432: | Line 435: | ||
- | ==== La classe '' | + | ==== La classe |
+ | <code java> | ||
+ | package trajetPK; | ||
+ | |||
+ | import java.awt.*; | ||
+ | |||
+ | public class Chemin { | ||
+ | |||
+ | Point depart; | ||
+ | Point arrivee; | ||
+ | |||
+ | /** | ||
+ | * | ||
+ | * @param depart | ||
+ | * @param arrivee | ||
+ | */ | ||
+ | public Chemin(Point depart, Point arrivee) { | ||
+ | this.depart = depart; | ||
+ | this.arrivee = arrivee; | ||
+ | } | ||
+ | public double distance() { | ||
+ | int y = arrivee.y - depart.y; | ||
+ | int x = arrivee.x - depart.x; | ||
+ | return Math.sqrt( y*y + x*x); | ||
+ | } | ||
+ | @Override | ||
+ | public String toString() { | ||
+ | return " | ||
+ | } | ||
+ | |||
+ | |||
+ | } | ||
+ | </ | ||
+ | |||
+ | <code java> | ||
+ | package trajetPK; | ||
+ | |||
+ | import static org.junit.Assert.*; | ||
+ | |||
+ | import java.awt.Point; | ||
+ | |||
+ | import org.junit.Before; | ||
+ | import org.junit.Test; | ||
+ | |||
+ | |||
+ | public class CheminTest { | ||
+ | private static final double DELTA = 1e-15; | ||
+ | Chemin c ; | ||
+ | |||
+ | @Before | ||
+ | public void setUp() throws Exception { | ||
+ | c = new Chemin(new Point(-7, | ||
+ | } | ||
+ | |||
+ | |||
+ | @Test | ||
+ | public void testDistance() { | ||
+ | System.out.println(c.distance()); | ||
+ | assertEquals(13.0, | ||
+ | } | ||
+ | |||
+ | } | ||
+ | </ | ||
+ | ==== La classe | ||
+ | |||
+ | <code java> | ||
+ | package trajetPK; | ||
+ | public class MauvaisTrajetException extends Exception { | ||
+ | } | ||
+ | </ | ||
+ | |||
+ | <code java> | ||
+ | package trajetPK; | ||
+ | |||
+ | import java.util.*; | ||
+ | |||
+ | public class Trajet { | ||
+ | |||
+ | ArrayList< | ||
+ | |||
+ | public Trajet(ArrayList< | ||
+ | super(); | ||
+ | this.chemins = chemins; | ||
+ | Iterator< | ||
+ | if (!(it.hasNext())) | ||
+ | throw new MauvaisTrajetException(); | ||
+ | Chemin courant = it.next(); | ||
+ | Chemin suivant; | ||
+ | while (it.hasNext()) { | ||
+ | suivant = it.next(); | ||
+ | if (courant.arrivee.equals(suivant.depart)) | ||
+ | courant = suivant; | ||
+ | else | ||
+ | throw new MauvaisTrajetException(); | ||
+ | } | ||
+ | } | ||
+ | |||
+ | @Override | ||
+ | public String toString() { | ||
+ | return " | ||
+ | } | ||
+ | } | ||
+ | </ | ||
+ | |||
+ | <code java> | ||
+ | package trajetPK; | ||
+ | |||
+ | import static org.junit.Assert.*; | ||
+ | |||
+ | import java.awt.Point; | ||
+ | import java.util.ArrayList; | ||
+ | import java.util.Arrays; | ||
+ | |||
+ | import org.junit.Before; | ||
+ | import org.junit.Test; | ||
+ | |||
+ | public class TrajetTest { | ||
+ | |||
+ | private static final double DELTA = 1e-15; | ||
+ | Trajet trValide ; | ||
+ | Trajet trUn ; | ||
+ | Trajet trInvalide ; | ||
+ | Chemin c1 ; | ||
+ | Chemin c2 ; | ||
+ | Chemin c3; | ||
+ | @Before | ||
+ | public void setUp() throws Exception { | ||
+ | c1 = new Chemin(new Point(-7, | ||
+ | c2 = new Chemin(new Point(5,3), new Point(7,5) ); | ||
+ | c3 = new Chemin(new Point(7,5) , new Point(9,11) ); | ||
+ | } | ||
+ | |||
+ | |||
+ | @Test | ||
+ | public void testCreerValide() throws MauvaisTrajetException { | ||
+ | trValide = new Trajet ( | ||
+ | new ArrayList< | ||
+ | System.out.println(trValide); | ||
+ | } | ||
+ | @Test | ||
+ | public void testUn() throws MauvaisTrajetException { | ||
+ | trUn = new Trajet ( | ||
+ | new ArrayList< | ||
+ | } | ||
+ | @Test(expected = MauvaisTrajetException.class) | ||
+ | public void testInvalide() throws MauvaisTrajetException { | ||
+ | trInvalide = new Trajet ( | ||
+ | new ArrayList< | ||
+ | } | ||
+ | </ | ||
+ | |||
+ | |||
+ | |||
+ | {{ : | ||
+ | ==== La classe '' | ||
- | Un polygone est composé d'un ensemble de points. | + | Un polygone est composé d'un ensemble de points. |
<code java> | <code java> | ||
Line 475: | Line 632: | ||
==== La classe '' | ==== La classe '' | ||
- | * Pour | + | * Pour |
- | point à ceux déjà | + | |
- Etendez votre modélisation de la classe '' | - Etendez votre modélisation de la classe '' |
2013_2014/s2/td/corrections/td_classes-code.1392496251.txt.gz · Last modified: 2014/02/15 20:30 by blay