Formatted all files to the same standard

iterator/src/main/java/com/iluwatar/App.java

@@ -1,41 +1,41 @@
 package com.iluwatar;
 
 /**
- *
+ * 
  * Iterator (ItemIterator) adds abstraction layer on top of a collection
  * (TreasureChest). This way the collection can change its internal
  * implementation without affecting its clients.
- *
+ * 
  */
 public class App {
 
-    public static void main(String[] args) {
-        TreasureChest chest = new TreasureChest();
+	public static void main(String[] args) {
+		TreasureChest chest = new TreasureChest();
 
-        ItemIterator ringIterator = chest.Iterator(ItemType.RING);
-        while (ringIterator.hasNext()) {
-            System.out.println(ringIterator.next());
-        }
+		ItemIterator ringIterator = chest.Iterator(ItemType.RING);
+		while (ringIterator.hasNext()) {
+			System.out.println(ringIterator.next());
+		}
 
-        System.out.println("----------");
+		System.out.println("----------");
 
-        ItemIterator potionIterator = chest.Iterator(ItemType.POTION);
-        while (potionIterator.hasNext()) {
-            System.out.println(potionIterator.next());
-        }
+		ItemIterator potionIterator = chest.Iterator(ItemType.POTION);
+		while (potionIterator.hasNext()) {
+			System.out.println(potionIterator.next());
+		}
 
-        System.out.println("----------");
+		System.out.println("----------");
 
-        ItemIterator weaponIterator = chest.Iterator(ItemType.WEAPON);
-        while (weaponIterator.hasNext()) {
-            System.out.println(weaponIterator.next());
-        }
+		ItemIterator weaponIterator = chest.Iterator(ItemType.WEAPON);
+		while (weaponIterator.hasNext()) {
+			System.out.println(weaponIterator.next());
+		}
 
-        System.out.println("----------");
+		System.out.println("----------");
 
-        ItemIterator it = chest.Iterator(ItemType.ANY);
-        while (it.hasNext()) {
-            System.out.println(it.next());
-        }
-    }
+		ItemIterator it = chest.Iterator(ItemType.ANY);
+		while (it.hasNext()) {
+			System.out.println(it.next());
+		}
+	}
 }

iterator/src/main/java/com/iluwatar/Item.java

@@ -9,7 +9,7 @@ public class Item {
 		this.setType(type);
 		this.name = name;
 	}
-	
+
 	@Override
 	public String toString() {
 		return name;

iterator/src/main/java/com/iluwatar/ItemIterator.java

@@ -3,11 +3,11 @@ package com.iluwatar;
 /**
  * 
  * Iterator interface.
- *
+ * 
  */
 public interface ItemIterator {
 
 	boolean hasNext();
-	
+
 	Item next();
 }

iterator/src/main/java/com/iluwatar/ItemType.java

@@ -2,9 +2,6 @@ package com.iluwatar;
 
 public enum ItemType {
 
-	ANY,
-	WEAPON,
-	RING,
-	POTION
-	
+	ANY, WEAPON, RING, POTION
+
 }

iterator/src/main/java/com/iluwatar/TreasureChest.java

@@ -6,12 +6,12 @@ import java.util.List;
 /**
  * 
  * Collection class.
- *
+ * 
  */
 public class TreasureChest {
 
 	private List<Item> items;
-	
+
 	public TreasureChest() {
 		items = new ArrayList<>();
 		items.add(new Item(ItemType.POTION, "Potion of courage"));
@@ -25,7 +25,7 @@ public class TreasureChest {
 		items.add(new Item(ItemType.WEAPON, "Steel halberd"));
 		items.add(new Item(ItemType.WEAPON, "Dagger of poison"));
 	}
-	
+
 	ItemIterator Iterator(ItemType type) {
 		return new TreasureChestItemIterator(this, type);
 	}
@@ -35,5 +35,5 @@ public class TreasureChest {
 		list.addAll(items);
 		return list;
 	}
-	
+
 }

iterator/src/main/java/com/iluwatar/TreasureChestItemIterator.java

@@ -13,7 +13,7 @@ public class TreasureChestItemIterator implements ItemIterator {
 		this.type = type;
 		this.idx = -1;
 	}
-	
+
 	@Override
 	public boolean hasNext() {
 		return findNextIdx() != -1;
@@ -27,9 +27,9 @@ public class TreasureChestItemIterator implements ItemIterator {
 		}
 		return null;
 	}
-	
+
 	private int findNextIdx() {
-		
+
 		List<Item> items = chest.getItems();
 		boolean found = false;
 		int tempIdx = idx;
@@ -39,7 +39,8 @@ public class TreasureChestItemIterator implements ItemIterator {
 				tempIdx = -1;
 				break;
 			}
-			if (type.equals(ItemType.ANY) || items.get(tempIdx).getType().equals(type)) {
+			if (type.equals(ItemType.ANY)
+					|| items.get(tempIdx).getType().equals(type)) {
 				break;
 			}
 		}