diff --git a/EAR diagrams/FoodChain.ldb b/EAR diagrams/FoodChain.ldb
deleted file mode 100644
index a4ff924..0000000
Binary files a/EAR diagrams/FoodChain.ldb and /dev/null differ
diff --git a/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/Customer.java b/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/Customer.java
index 33bbb85..f483c42 100644
--- a/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/Customer.java
+++ b/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/Customer.java
@@ -4,6 +4,10 @@ import java.util.Random;
 
 public class Customer extends BuyerNodeBase {
 
+    public Customer(int startMoney) {
+        super();
+    }
+
     public void consumeProduct() {
         int i = new Random().nextInt(getStorage().size());
         getStorage().remove(i);
diff --git a/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/Distributor.java b/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/Distributor.java
index 2945cfc..c7d1c2b 100644
--- a/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/Distributor.java
+++ b/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/Distributor.java
@@ -1,4 +1,8 @@
 package cz.cvut.fel.sit.omo.foodchain.node;
 
 public class Distributor extends RetailerNodeBase {
+
+    public Distributor(int startMoney) {
+        super();
+    }
 }
diff --git a/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/Farmer.java b/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/Farmer.java
index 44064a4..77d60b4 100644
--- a/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/Farmer.java
+++ b/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/Farmer.java
@@ -5,6 +5,10 @@ import cz.cvut.fel.sit.omo.foodchain.product.Product;
 
 public class Farmer extends SellerNodeBase {
 
+    public Farmer(int startMoney) {
+        super();
+    }
+
     public void generateProduct(Product product) {
         storeProduct(product);
         createRequirement(TransactionType.SALE, product.getProductType(), product.getName());
diff --git a/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/NodeBase.java b/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/NodeBase.java
index cc8af0d..d957c84 100644
--- a/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/NodeBase.java
+++ b/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/NodeBase.java
@@ -32,7 +32,7 @@ public class NodeBase implements ChannelObserver {
         money = Monetary.getDefaultAmountFactory().setCurrency("USD").setNumber(0).create();
     }
 
-    public NodeBase(int m) {
+    public NodeBase(double m) {
         subscribedChannels = new HashMap<>();
         products = new LinkedList<>();
         refusedTranslations = new LinkedList<>();
diff --git a/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/Processor.java b/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/Processor.java
index d689077..7307eb9 100644
--- a/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/Processor.java
+++ b/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/Processor.java
@@ -1,4 +1,8 @@
 package cz.cvut.fel.sit.omo.foodchain.node;
 
 public class Processor extends RetailerNodeBase {
+
+    public Processor(int startMoney) {
+        super();
+    }
 }
diff --git a/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/Seller.java b/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/Seller.java
index e58d280..8de5909 100644
--- a/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/Seller.java
+++ b/src/main/java/cz/cvut/fel/sit/omo/foodchain/node/Seller.java
@@ -1,4 +1,8 @@
 package cz.cvut.fel.sit.omo.foodchain.node;
 
 public class Seller extends RetailerNodeBase {
+
+    public Seller(int startMoney) {
+        super();
+    }
 }
diff --git a/src/main/java/cz/cvut/fel/sit/omo/foodchain/product/Product.java b/src/main/java/cz/cvut/fel/sit/omo/foodchain/product/Product.java
index cc36755..a1017aa 100644
--- a/src/main/java/cz/cvut/fel/sit/omo/foodchain/product/Product.java
+++ b/src/main/java/cz/cvut/fel/sit/omo/foodchain/product/Product.java
@@ -72,7 +72,7 @@ public class Product
      */
     public void setStateToReadyForDispatch()
     {
-        if (this.productState.equals(ProductState.AVAILABLE))
+        if(this.productState.equals(ProductState.AVAILABLE))
             this.productState = ProductState.READY_FOR_DISPATCH;
         else
             throw new IllegalStateException("Cannot set state READY_FOR_DISPATCH. Product is not AVAILABLE!");
@@ -83,7 +83,7 @@ public class Product
      */
     public void setStateToInTransit()
     {
-        if (this.productState.equals(ProductState.READY_FOR_DISPATCH))
+        if(this.productState.equals(ProductState.READY_FOR_DISPATCH))
             this.productState = ProductState.IN_TRANSIT;
         else
             throw new IllegalStateException("Cannot set state IN_TRANSIT. Product is not READY_FOR_DISPATCH!");
@@ -94,7 +94,7 @@ public class Product
      */
     public void setStateToReadyForReception()
     {
-        if (this.productState.equals(ProductState.IN_TRANSIT))
+        if(this.productState.equals(ProductState.IN_TRANSIT))
             this.productState = ProductState.READY_FOR_RECEPTION;
         else
             throw new IllegalStateException("Cannot set state READY_FOR_RECEPTION. Product has not been in transit!");
@@ -144,13 +144,7 @@ public class Product
         this.currentOperation = currentOperation;
     }
 
-    public MonetaryAmount getMoney()
-    {
-        return money;
-    }
+    public MonetaryAmount getMoney() { return money; }
 
-    public void setMoney(MonetaryAmount money)
-    {
-        this.money = money;
-    }
+    public void setMoney(MonetaryAmount money) { this.money = money; }
 }