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src/uebung05/logistics/Demo.java

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+package uebung05.logistics;
+
+public class Demo {
+
+    public static void main(String[] args) {
+        
+    }
+
+}

src/uebung05/logistics/Helicopter.java

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+package uebung05.logistics;
+
+public class Helicopter extends Vehicle{
+
+}

src/uebung05/logistics/NeedCollector.java

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+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(){
+
+    }
+}

src/uebung05/logistics/Tank.java

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+package uebung05.logistics;
+
+public class Tank extends Vehicle{
+
+}

src/uebung05/logistics/Truck.java

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+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);
+    }
+
+}

src/uebung05/logistics/Vehicle.java

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+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);
+}

src/uebung05/logistics/material/BulletBelts.java

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+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;
+    }
+}

src/uebung05/logistics/material/Grease.java

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+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;
+    }
+
+}

src/uebung05/logistics/material/LiterDiesel.java

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+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;
+    }
+
+}

src/uebung05/logistics/material/MetGallonsKerosene.java

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+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;
+    }
+
+}

src/uebung05/logistics/material/Oil.java

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+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;
+    }
+}

src/uebung05/logistics/material/RocketPods.java

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+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;
+    }
+}

src/uebung05/logistics/material/ShellBatches.java

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+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;
+    }
+
+}

src/uebung05/logistics/quantities/FloatUnit.java

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+package uebung05.logistics.quantities;
+
+public interface FloatUnit {
+
+}

src/uebung05/logistics/quantities/IntUnit.java

@@ -0,0 +1,5 @@
+package uebung05.logistics.quantities;
+
+public interface IntUnit {
+
+}

src/uebung05/logistics/storage/FloatStorage.java

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+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);
+    }
+
+}

src/uebung05/logistics/storage/IntStorage.java

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+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);
+    }
+}