From c0d70ed150e52fa2eaecc2ee5902998cd8a5e4c8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Mei=C3=9Fner?= <daniel@3st.mine.nu>
Date: Tue, 3 Apr 2012 20:37:11 +0200
Subject: [PATCH] Added lesson 1 exercise 1: "Abstrakte Klasse".
---
.../doc/Klassendiagramm_Hunde.dia | Bin 0 -> 1597 bytes
.../doc/Klassendiagramm_Hunde.png | Bin 0 -> 9837 bytes
.../src/Aufgabe1AbstracteKlassen.java | 11 ++++++++++
.../src/Dackel.java | 14 +++++++++++++
.../src/Hund.java | 19 ++++++++++++++++++
.../src/HundeRudel.java | 19 ++++++++++++++++++
.../src/Schaeferhund.java | 14 +++++++++++++
7 files changed, 77 insertions(+)
create mode 100644 Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/doc/Klassendiagramm_Hunde.dia
create mode 100644 Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/doc/Klassendiagramm_Hunde.png
create mode 100644 Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/src/Aufgabe1AbstracteKlassen.java
create mode 100644 Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/src/Dackel.java
create mode 100644 Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/src/Hund.java
create mode 100644 Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/src/HundeRudel.java
create mode 100644 Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/src/Schaeferhund.java
diff --git a/Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/doc/Klassendiagramm_Hunde.dia b/Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/doc/Klassendiagramm_Hunde.dia
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diff --git a/Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/src/Aufgabe1AbstracteKlassen.java b/Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/src/Aufgabe1AbstracteKlassen.java
new file mode 100644
index 0000000..ab22a57
--- /dev/null
+++ b/Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/src/Aufgabe1AbstracteKlassen.java
@@ -0,0 +1,11 @@
+public class Aufgabe1AbstracteKlassen {
+
+ public static void main(String[] args) {
+
+ Hund[] hundeRudel = HundeRudel.erstelleRudel(3); // Range 0-5
+
+ for( int i = 0; i<hundeRudel.length; i++ ) {
+ hundeRudel[i].drucke();
+ }
+ }
+}
\ No newline at end of file
diff --git a/Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/src/Dackel.java b/Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/src/Dackel.java
new file mode 100644
index 0000000..2460d99
--- /dev/null
+++ b/Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/src/Dackel.java
@@ -0,0 +1,14 @@
+public class Dackel extends Hund {
+
+ public Dackel(String name) {
+ super(name);
+ }
+
+ public String bellen() {
+ return "wau wau";
+ }
+
+ public String fressen() {
+ return "schmatz schmatz";
+ }
+}
diff --git a/Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/src/Hund.java b/Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/src/Hund.java
new file mode 100644
index 0000000..435e7b9
--- /dev/null
+++ b/Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/src/Hund.java
@@ -0,0 +1,19 @@
+public abstract class Hund {
+
+ final private String name;
+
+ public Hund (String name) {
+ this.name = name;
+ }
+
+ public void drucke() {
+ System.out.println("Name: " + this.name);
+ System.out.println("Fressgeraeusch: " + this.fressen());
+ System.out.println("Bellgeraeusch: " + this.bellen());
+ System.out.println();
+ }
+
+ public abstract String bellen();
+
+ public abstract String fressen();
+}
diff --git a/Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/src/HundeRudel.java b/Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/src/HundeRudel.java
new file mode 100644
index 0000000..7578940
--- /dev/null
+++ b/Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/src/HundeRudel.java
@@ -0,0 +1,19 @@
+public class HundeRudel {
+
+ private static final String[] moeglicheHundeNamen = { "Peter", "Tobias", "Jan", "Thomas", "Jens" };
+
+ public static Hund[] erstelleRudel(int anzahl) {
+
+ Hund[] rudel = new Hund[anzahl];
+
+ for( int i=0; i<anzahl; i++ ) {
+ if ( i%2 == 1 ) {
+ rudel[i] = new Dackel(moeglicheHundeNamen[i]);
+ } else {
+ rudel[i] = new Schaeferhund(moeglicheHundeNamen[i]);
+ }
+ }
+
+ return rudel;
+ }
+}
\ No newline at end of file
diff --git a/Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/src/Schaeferhund.java b/Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/src/Schaeferhund.java
new file mode 100644
index 0000000..f34c5c9
--- /dev/null
+++ b/Aufgabenblatt_1-Aufgabe_1-Abstrakte_Klasse/src/Schaeferhund.java
@@ -0,0 +1,14 @@
+public class Schaeferhund extends Hund {
+
+ public Schaeferhund(String name) {
+ super(name);
+ }
+
+ public String bellen() {
+ return "wuff wuff";
+ }
+
+ public String fressen() {
+ return "schlurp schlurp";
+ }
+}
\ No newline at end of file
--
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