From 0ad31dcca37df9891ed5d5b70f12a966fc821c6d Mon Sep 17 00:00:00 2001
From: Gregor Kleen <gkleen@yggdrasil.li>
Date: Thu, 3 Dec 2015 04:34:54 +0000
Subject: EiP - 07

---
 ws2015/eip/blaetter/07/de/lmu/tcs/Zelle.java | 47 ++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 ws2015/eip/blaetter/07/de/lmu/tcs/Zelle.java

(limited to 'ws2015/eip/blaetter/07/de/lmu/tcs/Zelle.java')

diff --git a/ws2015/eip/blaetter/07/de/lmu/tcs/Zelle.java b/ws2015/eip/blaetter/07/de/lmu/tcs/Zelle.java
new file mode 100644
index 0000000..a7c6ad6
--- /dev/null
+++ b/ws2015/eip/blaetter/07/de/lmu/tcs/Zelle.java
@@ -0,0 +1,47 @@
+package de.lmu.tcs;
+
+/**
+ * Model
+ *
+ * Immutable
+ *
+ * Created by jost on 24.11.15.
+ */
+public class Zelle {
+
+    public final static int TOT=0;
+    public final static int LEBENDIG=1;
+
+    private final Position position;
+    private final int zustand;
+
+    public Zelle(Position position, int zustand) {
+        this.position = position;
+        this.zustand = zustand;
+    }
+
+    public Zelle(Zelle old) {
+	this.position = old.position;
+	this.zustand = old.zustand;
+    }
+
+    public Position getPosition() {
+        return position;
+    }
+
+    public boolean istLebendig() {
+        return zustand>=LEBENDIG;
+    }
+
+    public boolean istTot() {
+        return zustand==TOT;
+    }
+
+    public Zelle nachkommen() {
+	return this.istTot() ? (new Zelle(this)) : (new Zelle(position, zustand + 1));
+    }
+
+    public int alter() {
+	return this.istTot() ? -1 : (this.zustand - 1);
+    }
+}
-- 
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