diff --git a/bin/uebung05/logistics/Demo.class b/bin/uebung05/logistics/Demo.class
new file mode 100644
index 0000000..934e55a
Binary files /dev/null and b/bin/uebung05/logistics/Demo.class differ
diff --git a/bin/uebung05/logistics/Helicopter.class b/bin/uebung05/logistics/Helicopter.class
new file mode 100644
index 0000000..53851ae
Binary files /dev/null and b/bin/uebung05/logistics/Helicopter.class differ
diff --git a/bin/uebung05/logistics/NeedCollector.class b/bin/uebung05/logistics/NeedCollector.class
new file mode 100644
index 0000000..2a0313d
Binary files /dev/null and b/bin/uebung05/logistics/NeedCollector.class differ
diff --git a/bin/uebung05/logistics/Tank.class b/bin/uebung05/logistics/Tank.class
new file mode 100644
index 0000000..b8c08ef
Binary files /dev/null and b/bin/uebung05/logistics/Tank.class differ
diff --git a/bin/uebung05/logistics/Truck.class b/bin/uebung05/logistics/Truck.class
new file mode 100644
index 0000000..f70bde5
Binary files /dev/null and b/bin/uebung05/logistics/Truck.class differ
diff --git a/bin/uebung05/logistics/Vehicle.class b/bin/uebung05/logistics/Vehicle.class
new file mode 100644
index 0000000..e42bb66
Binary files /dev/null and b/bin/uebung05/logistics/Vehicle.class differ
diff --git a/bin/uebung05/logistics/material/BulletBelts.class b/bin/uebung05/logistics/material/BulletBelts.class
new file mode 100644
index 0000000..c8f26cc
Binary files /dev/null and b/bin/uebung05/logistics/material/BulletBelts.class differ
diff --git a/bin/uebung05/logistics/material/Grease.class b/bin/uebung05/logistics/material/Grease.class
new file mode 100644
index 0000000..d8dbd3d
Binary files /dev/null and b/bin/uebung05/logistics/material/Grease.class differ
diff --git a/bin/uebung05/logistics/material/LiterDiesel.class b/bin/uebung05/logistics/material/LiterDiesel.class
new file mode 100644
index 0000000..b2b9666
Binary files /dev/null and b/bin/uebung05/logistics/material/LiterDiesel.class differ
diff --git a/bin/uebung05/logistics/material/MetGallonsKerosene.class b/bin/uebung05/logistics/material/MetGallonsKerosene.class
new file mode 100644
index 0000000..8240555
Binary files /dev/null and b/bin/uebung05/logistics/material/MetGallonsKerosene.class differ
diff --git a/bin/uebung05/logistics/material/Oil.class b/bin/uebung05/logistics/material/Oil.class
new file mode 100644
index 0000000..50a9057
Binary files /dev/null and b/bin/uebung05/logistics/material/Oil.class differ
diff --git a/bin/uebung05/logistics/material/RocketPods.class b/bin/uebung05/logistics/material/RocketPods.class
new file mode 100644
index 0000000..12572e2
Binary files /dev/null and b/bin/uebung05/logistics/material/RocketPods.class differ
diff --git a/bin/uebung05/logistics/material/ShellBatches.class b/bin/uebung05/logistics/material/ShellBatches.class
new file mode 100644
index 0000000..c659f0a
Binary files /dev/null and b/bin/uebung05/logistics/material/ShellBatches.class differ
diff --git a/bin/uebung05/logistics/quantities/FloatUnit.class b/bin/uebung05/logistics/quantities/FloatUnit.class
new file mode 100644
index 0000000..5847b25
Binary files /dev/null and b/bin/uebung05/logistics/quantities/FloatUnit.class differ
diff --git a/bin/uebung05/logistics/quantities/IntUnit.class b/bin/uebung05/logistics/quantities/IntUnit.class
new file mode 100644
index 0000000..e32e6f3
Binary files /dev/null and b/bin/uebung05/logistics/quantities/IntUnit.class differ
diff --git a/bin/uebung05/logistics/storage/FloatStorage.class b/bin/uebung05/logistics/storage/FloatStorage.class
new file mode 100644
index 0000000..782ade7
Binary files /dev/null and b/bin/uebung05/logistics/storage/FloatStorage.class differ
diff --git a/bin/uebung05/logistics/storage/IntStorage.class b/bin/uebung05/logistics/storage/IntStorage.class
new file mode 100644
index 0000000..d834f4a
Binary files /dev/null and b/bin/uebung05/logistics/storage/IntStorage.class differ
diff --git a/src/uebung05/logistics/Demo.java b/src/uebung05/logistics/Demo.java
new file mode 100644
index 0000000..beded21
--- /dev/null
+++ b/src/uebung05/logistics/Demo.java
@@ -0,0 +1,9 @@
+package uebung05.logistics;
+
+public class Demo {
+
+    public static void main(String[] args) {
+        
+    }
+
+}
diff --git a/src/uebung05/logistics/Helicopter.java b/src/uebung05/logistics/Helicopter.java
new file mode 100644
index 0000000..b8b56bf
--- /dev/null
+++ b/src/uebung05/logistics/Helicopter.java
@@ -0,0 +1,5 @@
+package uebung05.logistics;
+
+public class Helicopter extends Vehicle{
+
+}
diff --git a/src/uebung05/logistics/NeedCollector.java b/src/uebung05/logistics/NeedCollector.java
new file mode 100644
index 0000000..7294621
--- /dev/null
+++ b/src/uebung05/logistics/NeedCollector.java
@@ -0,0 +1,60 @@
+package uebung05.logistics;
+
+import java.util.Map;
+
+import uebung05.logistics.quantities.FloatUnit;
+import uebung05.logistics.quantities.IntUnit;
+
+public class NeedCollector {
+    private Map<IntUnit, Integer> intNeeded;
+    private Map<FloatUnit, Float> floatNeeded;
+
+
+    /**
+     * add specific amount of operating material
+     * 
+     * @param amount amount to be added
+     * @param unit type of operating material to be added
+     */
+    public void add(int amount, IntUnit unit) {
+
+    }
+    
+    /**
+     * add specific amount of operating material
+     * 
+     * @param amount amount to be added
+     * @param unit type of operating material to be added
+     */
+    public void add(float amount, FloatUnit unit) {
+
+    }
+
+    /**
+     * get the need of a specific operating material
+     * 
+     * @param unit the type of operating material
+     * @return all the needs of the specific material
+     */
+    public int getNeeded(IntUnit unit) {
+        return 0;
+    }
+
+    /**
+     * get the need of a specific operating material
+     * 
+     * @param unit the type of operating material
+     * @return all the needs of the specific material
+     */
+    public float getNeeded(FloatUnit unit) {
+        return 0;
+    }
+
+    /**
+     * Prints the total requirements in the therminal
+     * 
+     */
+    public void show(){
+
+    }
+}
\ No newline at end of file
diff --git a/src/uebung05/logistics/Tank.java b/src/uebung05/logistics/Tank.java
new file mode 100644
index 0000000..c6a2d79
--- /dev/null
+++ b/src/uebung05/logistics/Tank.java
@@ -0,0 +1,5 @@
+package uebung05.logistics;
+
+public class Tank extends Vehicle{
+
+}
diff --git a/src/uebung05/logistics/Truck.java b/src/uebung05/logistics/Truck.java
new file mode 100644
index 0000000..eaf8d62
--- /dev/null
+++ b/src/uebung05/logistics/Truck.java
@@ -0,0 +1,17 @@
+package uebung05.logistics;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import uebung05.logistics.material.Oil;
+import uebung05.logistics.quantities.IntUnit;
+
+public class Truck extends Vehicle {
+
+    public Truck(String name){
+        this.name = name;
+        materials = new HashMap<>();
+        materials.put(Oil.getInstance(0), 5);
+    }
+
+}
diff --git a/src/uebung05/logistics/Vehicle.java b/src/uebung05/logistics/Vehicle.java
new file mode 100644
index 0000000..c285514
--- /dev/null
+++ b/src/uebung05/logistics/Vehicle.java
@@ -0,0 +1,16 @@
+package uebung05.logistics;
+
+import java.util.Map;
+
+import uebung05.logistics.quantities.IntUnit;
+
+public abstract class Vehicle{
+    protected String name;
+    protected Map<IntUnit, Integer> materials;
+
+    protected abstract void reportNeeds(NeedCollector collector);
+
+    protected abstract void fillUpAll();
+
+    protected abstract void consumeAll(int intensityRate);
+}
diff --git a/src/uebung05/logistics/material/BulletBelts.java b/src/uebung05/logistics/material/BulletBelts.java
new file mode 100644
index 0000000..d44dc5c
--- /dev/null
+++ b/src/uebung05/logistics/material/BulletBelts.java
@@ -0,0 +1,24 @@
+package uebung05.logistics.material;
+
+import uebung05.logistics.quantities.IntUnit;
+
+public class BulletBelts implements IntUnit{
+    private static BulletBelts instance;
+    private int amount;
+
+    private BulletBelts(int amount){
+        this.amount = amount;
+    }
+
+    @Override
+    public String toString() {
+        return amount + " belts of 7.62 bullets";
+    }
+
+    public static BulletBelts getInstance(int amount){
+        if (instance == null){
+            instance = new BulletBelts(amount);
+        }
+        return instance;
+    }
+}
diff --git a/src/uebung05/logistics/material/Grease.java b/src/uebung05/logistics/material/Grease.java
new file mode 100644
index 0000000..4584cf2
--- /dev/null
+++ b/src/uebung05/logistics/material/Grease.java
@@ -0,0 +1,25 @@
+package uebung05.logistics.material;
+
+import uebung05.logistics.quantities.IntUnit;
+
+public class Grease implements IntUnit{
+    private static Grease instance;
+    private int amount;
+
+    private Grease(int amount){
+        this.amount = amount;
+    }
+
+    @Override
+    public String toString() {
+        return amount + " units of grease";
+    }
+
+    public static Grease getInstance(int amount){
+        if (instance == null){
+            instance = new Grease(amount);
+        }
+        return instance;
+    }
+
+}
diff --git a/src/uebung05/logistics/material/LiterDiesel.java b/src/uebung05/logistics/material/LiterDiesel.java
new file mode 100644
index 0000000..63184af
--- /dev/null
+++ b/src/uebung05/logistics/material/LiterDiesel.java
@@ -0,0 +1,25 @@
+package uebung05.logistics.material;
+
+import uebung05.logistics.quantities.FloatUnit;
+
+public class LiterDiesel implements FloatUnit{
+    private static LiterDiesel instance;
+    private float amount;
+
+    private LiterDiesel(float amount){
+        this.amount = amount;
+    }
+
+    @Override
+    public String toString() {
+        return amount + " liters of diesel";
+    }
+
+    public static LiterDiesel getInstance(float amount){
+        if (instance == null){
+            instance = new LiterDiesel(amount);
+        }
+        return instance;
+    }
+
+}
diff --git a/src/uebung05/logistics/material/MetGallonsKerosene.java b/src/uebung05/logistics/material/MetGallonsKerosene.java
new file mode 100644
index 0000000..a9c2d3a
--- /dev/null
+++ b/src/uebung05/logistics/material/MetGallonsKerosene.java
@@ -0,0 +1,25 @@
+package uebung05.logistics.material;
+
+import uebung05.logistics.quantities.FloatUnit;
+
+public class MetGallonsKerosene implements FloatUnit{
+    private static MetGallonsKerosene instance;
+    private float amount;
+
+    private MetGallonsKerosene(float amount){
+        this.amount = amount;
+    }
+
+    @Override
+    public String toString() {
+        return amount + " met gallons of kerosene";
+    }
+
+    public static MetGallonsKerosene getInstance(float amount){
+        if (instance == null){
+            instance = new MetGallonsKerosene(amount);
+        }
+        return instance;
+    }
+
+}
diff --git a/src/uebung05/logistics/material/Oil.java b/src/uebung05/logistics/material/Oil.java
new file mode 100644
index 0000000..acb4cd4
--- /dev/null
+++ b/src/uebung05/logistics/material/Oil.java
@@ -0,0 +1,24 @@
+package uebung05.logistics.material;
+
+import uebung05.logistics.quantities.IntUnit;
+
+public class Oil implements IntUnit{
+    private static Oil instance;
+    private int amount;
+
+    private Oil(int amount){
+        this.amount = amount;
+    }
+
+    @Override
+    public String toString() {
+        return amount + " units of oil";
+    }
+
+    public static Oil getInstance(int amount){
+        if (instance == null){
+            instance = new Oil(amount);
+        }
+        return instance;
+    }
+}
diff --git a/src/uebung05/logistics/material/RocketPods.java b/src/uebung05/logistics/material/RocketPods.java
new file mode 100644
index 0000000..229f1db
--- /dev/null
+++ b/src/uebung05/logistics/material/RocketPods.java
@@ -0,0 +1,24 @@
+package uebung05.logistics.material;
+
+import uebung05.logistics.quantities.IntUnit;
+
+public class RocketPods implements IntUnit{
+    private static RocketPods instance;
+    private int amount;
+
+    private RocketPods(int amount){
+        this.amount = amount;
+    }
+
+    @Override
+    public String toString() {
+        return amount + " pods of 70mm rockets";
+    }
+
+    public static RocketPods getInstance(int amount){
+        if (instance == null){
+            instance = new RocketPods(amount);
+        }
+        return instance;
+    }
+}
diff --git a/src/uebung05/logistics/material/ShellBatches.java b/src/uebung05/logistics/material/ShellBatches.java
new file mode 100644
index 0000000..d411659
--- /dev/null
+++ b/src/uebung05/logistics/material/ShellBatches.java
@@ -0,0 +1,25 @@
+package uebung05.logistics.material;
+
+import uebung05.logistics.quantities.IntUnit;
+
+public class ShellBatches implements IntUnit{
+    private static ShellBatches instance;
+    private int amount;
+
+    private ShellBatches(int amount){
+        this.amount = amount;
+    }
+
+    @Override
+    public String toString() {
+        return amount + " batches of 120mm shells";
+    }
+
+    public static ShellBatches getInstance(int amount){
+        if (instance == null){
+            instance = new ShellBatches(amount);
+        }
+        return instance;
+    }
+
+}
diff --git a/src/uebung05/logistics/quantities/FloatUnit.java b/src/uebung05/logistics/quantities/FloatUnit.java
new file mode 100644
index 0000000..d9321a7
--- /dev/null
+++ b/src/uebung05/logistics/quantities/FloatUnit.java
@@ -0,0 +1,5 @@
+package uebung05.logistics.quantities;
+
+public interface FloatUnit {
+
+}
diff --git a/src/uebung05/logistics/quantities/IntUnit.java b/src/uebung05/logistics/quantities/IntUnit.java
new file mode 100644
index 0000000..b04d6e8
--- /dev/null
+++ b/src/uebung05/logistics/quantities/IntUnit.java
@@ -0,0 +1,5 @@
+package uebung05.logistics.quantities;
+
+public interface IntUnit {
+
+}
diff --git a/src/uebung05/logistics/storage/FloatStorage.java b/src/uebung05/logistics/storage/FloatStorage.java
new file mode 100644
index 0000000..dce9b10
--- /dev/null
+++ b/src/uebung05/logistics/storage/FloatStorage.java
@@ -0,0 +1,60 @@
+package uebung05.logistics.storage;
+
+import uebung05.logistics.NeedCollector;
+import uebung05.logistics.quantities.FloatUnit;
+
+public class FloatStorage implements FloatUnit{
+
+    private float stored;
+    private final FloatUnit unit;
+    private final float max;
+
+    public FloatStorage(float stored, FloatUnit unit, float max){
+        this.stored = stored;
+        this.unit = unit;
+        this.max = max;
+    }
+
+    public float getStored(){
+        return stored;
+    }
+
+    public FloatUnit getUnit(){
+        return unit;
+    }
+
+    public float getMax(){
+        return max;
+    }
+
+    @Override
+    public String toString() {
+        return "storage with "+ stored + " of " + max + " units of " + unit;
+    }
+
+    public float consume(float amount){
+        
+        float actualConsumed = Math.min(stored, amount);
+        
+        stored = stored - actualConsumed;
+
+        return actualConsumed;
+    }
+
+    public void fill(float amount){
+        if (stored+amount > max) {
+            stored = max;
+        } else {
+            stored = stored + amount;
+        }
+    }
+
+    public void fillUp(){
+        stored = max;
+    }
+
+    public void reportNeed(NeedCollector collector){
+        collector.add(max-stored, unit);
+    }
+
+}
diff --git a/src/uebung05/logistics/storage/IntStorage.java b/src/uebung05/logistics/storage/IntStorage.java
new file mode 100644
index 0000000..44e00c1
--- /dev/null
+++ b/src/uebung05/logistics/storage/IntStorage.java
@@ -0,0 +1,58 @@
+package uebung05.logistics.storage;
+
+import uebung05.logistics.NeedCollector;
+import uebung05.logistics.quantities.IntUnit;
+
+public class IntStorage implements IntUnit {
+    private int stored;
+    private final IntUnit unit;
+    private final int max;
+
+    public IntStorage(int stored, IntUnit unit, int max){
+        this.stored = stored;
+        this.unit = unit;
+        this.max = max;
+    }
+
+    public int getStored(){
+        return stored;
+    }
+
+    public IntUnit getUnit(){
+        return unit;
+    }
+
+    public int getMax(){
+        return max;
+    }
+
+    @Override
+    public String toString() {
+        return "storage with "+ stored + " of " + max + " units of " + unit;
+    }
+
+    public int consume(int amount){
+        
+        int actualConsumed = Math.min(stored, amount);
+        
+        stored = stored - actualConsumed;
+
+        return actualConsumed;
+    }
+
+    public void fill(int amount){
+        if (stored+amount > max) {
+            stored = max;
+        } else {
+            stored = stored + amount;
+        }
+    }
+
+    public void fillUp(){
+        stored = max;
+    }
+
+    public void reportNeed(NeedCollector collector){
+        collector.add(max-stored, unit);
+    }
+}
diff --git a/test/uebung/uebung05/logistics/ManagerTest.java b/test/uebung/uebung05/logistics/ManagerTest.java
new file mode 100644
index 0000000..0eb3a56
--- /dev/null
+++ b/test/uebung/uebung05/logistics/ManagerTest.java
@@ -0,0 +1,67 @@
+package logistics;
+
+import logistics.material.BulletBelts;
+import logistics.material.Grease;
+import logistics.material.LiterDiesel;
+import logistics.material.MetGallonsKerosene;
+import logistics.material.Oil;
+import logistics.material.RocketPods;
+import logistics.material.ShellBatches;
+import logistics.quantities.NeedCollector;
+import org.junit.Before;
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+
+public class ManagerTest {
+    private static final float EPS = 1e-5f;
+    private Manager manager;
+
+    @Before
+    public void setup() {
+        manager = new Manager();
+        manager.addVehicle(new Tank("Leo1"));
+        manager.addVehicle(new Tank("Leo2"));
+        manager.addVehicle(new Helicopter("Tiger1"));
+        manager.addVehicle(new Helicopter("Tiger2"));
+    }
+
+    @Test
+    public void testInitialNeed() {
+        final NeedCollector collector = manager.collectNeeds();
+        assertEquals(4, collector.getNeed(RocketPods.INSTANCE));
+        assertEquals(12, collector.getNeed(Oil.INSTANCE));
+        assertEquals(24, collector.getNeed(BulletBelts.INSTANCE));
+        assertEquals(20, collector.getNeed(ShellBatches.INSTANCE));
+        assertEquals(12, collector.getNeed(Grease.INSTANCE));
+        assertEquals(1000f, collector.getNeed(MetGallonsKerosene.INSTANCE), EPS);
+        assertEquals(2400f, collector.getNeed(LiterDiesel.INSTANCE), EPS);
+    }
+
+    @Test
+    public void testNeedAfterFillUp() {
+        manager.fillUpVehicles();
+        final NeedCollector collector = manager.collectNeeds();
+        assertEquals(0, collector.getNeed(RocketPods.INSTANCE));
+        assertEquals(0, collector.getNeed(Oil.INSTANCE));
+        assertEquals(0, collector.getNeed(BulletBelts.INSTANCE));
+        assertEquals(0, collector.getNeed(ShellBatches.INSTANCE));
+        assertEquals(0, collector.getNeed(Grease.INSTANCE));
+        assertEquals(0f, collector.getNeed(MetGallonsKerosene.INSTANCE), EPS);
+        assertEquals(0f, collector.getNeed(LiterDiesel.INSTANCE), EPS);
+    }
+
+    @Test
+    public void testNeedAfterLogTick() {
+        manager.fillUpVehicles();
+        manager.logTick(1);
+        final NeedCollector collector = manager.collectNeeds();
+        assertEquals(2, collector.getNeed(RocketPods.INSTANCE));
+        assertEquals(4, collector.getNeed(Oil.INSTANCE));
+        assertEquals(6, collector.getNeed(BulletBelts.INSTANCE));
+        assertEquals(4, collector.getNeed(ShellBatches.INSTANCE));
+        assertEquals(4, collector.getNeed(Grease.INSTANCE));
+        assertEquals(100f, collector.getNeed(MetGallonsKerosene.INSTANCE), EPS);
+        assertEquals(360f, collector.getNeed(LiterDiesel.INSTANCE), EPS);
+    }
+}
diff --git a/test/uebung/uebung05/logistics/storage/IntStorageTest.java b/test/uebung/uebung05/logistics/storage/IntStorageTest.java
new file mode 100644
index 0000000..bc086ac
--- /dev/null
+++ b/test/uebung/uebung05/logistics/storage/IntStorageTest.java
@@ -0,0 +1,80 @@
+package logistics.storage;
+
+import logistics.material.Oil;
+import org.junit.Before;
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+
+public class IntStorageTest {
+    private static final int MAX = 3;
+
+    private IntStorage intStorage;
+
+    @Before
+    public void setup() {
+        intStorage = new IntStorage(0, Oil.INSTANCE, MAX);
+    }
+
+    @Test
+    public void testEmptyStorage() {
+        assertEquals(0, intStorage.getStored());
+    }
+
+    @Test
+    public void testGetStorage() {
+        intStorage.fill(1);
+        assertEquals(1, intStorage.getStored());
+    }
+
+    @Test
+    public void testGetMax() {
+        assertEquals(MAX, intStorage.getMax());
+    }
+
+    @Test
+    public void testFillUp() {
+        intStorage.fillUp();
+        assertEquals(MAX, intStorage.getStored());
+    }
+
+    @Test
+    public void testUpperBound() {
+        intStorage.fill(MAX + 1);
+        assertEquals(MAX, intStorage.getStored());
+    }
+
+    @Test
+    public void testConsume() {
+        intStorage.fillUp();
+        assertEquals(MAX, intStorage.getStored());
+        assertEquals(MAX, intStorage.consume(MAX));
+    }
+
+    @Test
+    public void testLowerBound() {
+        intStorage.consume(1);
+        assertEquals(0, intStorage.getStored());
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void testIllegalFill() {
+        intStorage.fill(-1);
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void testIllegalConsume() {
+        intStorage.consume(-1);
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void testIllegalLowerBoundConstructor() {
+        new IntStorage(-1, Oil.INSTANCE, MAX);
+    }
+
+    @Test
+    public void testUpperBoundConstructor() {
+        final IntStorage storage = new IntStorage(MAX + 1, Oil.INSTANCE, MAX);
+        assertEquals(MAX, storage.getStored());
+    }
+}