refactored testing

src/test/uebung/uebung05/logistics/storage/IntStorageTest.java

@@ -1,6 +1,6 @@
-package logistics.storage;
+package test.uebung.uebung05.logistics.storage;
 
-import logistics.material.Oil;
+import uebung05.*;
 import org.junit.Before;
 import org.junit.Test;
 

src/test/uebung/uebung09/iterator/Array2dIteratorTest.java

@@ -1,9 +1,10 @@
-package iterator;
+package test.uebung.uebung09.iterator;
 
 import org.junit.Test;
 
 import java.util.Iterator;
 import java.util.NoSuchElementException;
+import uebung09.iterator.Array2dIterator;
 
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;

src/test/uebung/uebung09/iterator/SkipNullIteratorTest.java

@@ -1,10 +1,12 @@
-package iterator;
+package test.uebung.uebung09.iterator;
 
 import org.junit.Test;
 
 import java.util.Iterator;
 import java.util.NoSuchElementException;
 
+import uebung09.iterator.*;
+
 import static java.util.Arrays.asList;
 import static java.util.Collections.emptyList;
 import static org.junit.Assert.assertEquals;

src/uebung09/chess/Board.java

@@ -1,16 +1,16 @@
 package uebung09.chess;
 
 import java.util.ArrayList;
+import java.util.Iterator;
 import java.util.List;
+
 import uebung09.iterator.Array2dIterator;
 
-public class Board extends Array2dIterator<Piece>{
+
+public class Board implements Iterable<Piece>{
     private final Piece[][] field = new Piece[8][8];
-    private final List<Piece> pieces = new ArrayList<>();
+    //private final List<Piece> pieces = new ArrayList<>();
 
-    Board(){
-        
-    }
 
     void add(Piece piece) {
         if (piece.getBoard() != this)
@@ -42,7 +42,7 @@ public class Board extends Array2dIterator<Piece>{
     }
 
     public void check() {
-        for (Piece p1 : pieces) {
+        for (Piece p1 : iterator()) {
             System.out.println(p1.toString());
             for (Piece p2 : pieces)
                 if (p1 != p2)
@@ -56,4 +56,11 @@ public class Board extends Array2dIterator<Piece>{
     public String toString() {
         return pieces.toString();
     }
+
+    @Override
+    public Iterator<Piece> iterator() {
+        // TODO Auto-generated method stub
+        return new Array2dIterator<>(null);
+        //throw new UnsupportedOperationException("Unimplemented method 'iterator'");
+    }
 }

src/uebung09/chess/ChessApp.java

@@ -45,6 +45,7 @@ public class ChessApp {
                     case WHITE_QUEEN -> addQueen(Color.white);
                     case BLACK_KNIGHT -> addKnight(Color.black);
                     case WHITE_KNIGHT -> addKnight(Color.white);
+                    case ITERATOR -> board.iterator();
                     default -> System.out.println("Invalid command " + command);
                 }
             }

src/uebung09/iterator/Array2dIterator.java

@@ -4,22 +4,36 @@ import java.util.Iterator;
 
 public class Array2dIterator<T> implements Iterator<T>{
 
+    private T[][] array;
+    private int index = 0;
 
-    public <T> Array2dIterator(T[][] aaray) {
-        
+    public Array2dIterator(T[][] array) {
+        this.array = array;
     }
 
     @Override
     public boolean hasNext() {
-        // TODO Auto-generated method stub
+        for (int i = 0; i < array.length; i++) {
+            for (int j = 0; j < array[i].length; j++) {
+                if (array[i][j+1] != null) {
+                    return true;
+                }
+                if (array[i+1][j] != null) {
+                    return true;
+                }
+            }
+        }
         return false;
     }
 
     @Override
     public T next() {
-        // TODO Auto-generated method stub
+        for (int i = 0; i < array.length; i++) {
+            for (int j = 0; j < array[i].length; j++) {
+                
+            }
+        }
         return null;
     }
 
-
 }