[Sync Iteration] java/wizards-and-warriors/1

solutions/java/wizards-and-warriors/1/src/main/java/Fighter.java

@@ -0,0 +1,49 @@
+class Fighter {
+
+    boolean isVulnerable() {
+        return true;
+    }
+
+    int getDamagePoints(Fighter fighter) {
+        return 1;
+    }
+}
+
+class Warrior extends Fighter {
+
+    public String toString() {
+        return "Fighter is a Warrior"; 
+    }
+
+    @Override
+    public boolean isVulnerable() {
+        return false;
+    }
+
+    @Override
+    public int getDamagePoints(Fighter fighter) {
+        return fighter.isVulnerable() ? 10 : 6;
+    }
+}
+
+class Wizard extends Fighter {
+    private boolean prepare = false;
+    
+    public String toString() {
+        return "Fighter is a Wizard"; 
+    }
+
+    public void prepareSpell() {
+        prepare = true;
+    }
+
+    @Override
+    public boolean isVulnerable() {
+        return !prepare;
+    }
+
+    @Override
+    public int getDamagePoints(Fighter fighter) {
+        return prepare ? 12 : 3;
+    }
+}