Formatted all files to the same standard

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

@@ -1,22 +1,22 @@
 package com.iluwatar;
 
 /**
- *
+ * 
  * Visitor pattern defines mechanism to apply operations (UnitVisitor) on nodes
  * (Unit) in hierarchy. New operations can be added without altering the node
  * interface.
- *
+ * 
  */
 public class App {
 
-    public static void main(String[] args) {
+	public static void main(String[] args) {
 
-        Commander commander = new Commander(
-                new Sergeant(new Soldier(), new Soldier(), new Soldier()),
-                new Sergeant(new Soldier(), new Soldier(), new Soldier()));
-        commander.accept(new SoldierVisitor());
-        commander.accept(new SergeantVisitor());
-        commander.accept(new CommanderVisitor());
+		Commander commander = new Commander(new Sergeant(new Soldier(),
+				new Soldier(), new Soldier()), new Sergeant(new Soldier(),
+				new Soldier(), new Soldier()));
+		commander.accept(new SoldierVisitor());
+		commander.accept(new SergeantVisitor());
+		commander.accept(new CommanderVisitor());
 
-    }
+	}
 }

visitor/src/main/java/com/iluwatar/Commander.java

@@ -2,7 +2,7 @@ package com.iluwatar;
 
 public class Commander extends Unit {
 
-	public Commander(Unit ... children) {
+	public Commander(Unit... children) {
 		super(children);
 	}
 
@@ -11,7 +11,7 @@ public class Commander extends Unit {
 		visitor.visitCommander(this);
 		super.accept(visitor);
 	}
-	
+
 	@Override
 	public String toString() {
 		return "commander";

visitor/src/main/java/com/iluwatar/Sergeant.java

@@ -2,7 +2,7 @@ package com.iluwatar;
 
 public class Sergeant extends Unit {
 
-	public Sergeant(Unit ... children) {
+	public Sergeant(Unit... children) {
 		super(children);
 	}
 
@@ -11,7 +11,7 @@ public class Sergeant extends Unit {
 		visitor.visitSergeant(this);
 		super.accept(visitor);
 	}
-	
+
 	@Override
 	public String toString() {
 		return "sergeant";

visitor/src/main/java/com/iluwatar/Soldier.java

@@ -2,7 +2,7 @@ package com.iluwatar;
 
 public class Soldier extends Unit {
 
-	public Soldier(Unit ... children) {
+	public Soldier(Unit... children) {
 		super(children);
 	}
 
@@ -11,7 +11,7 @@ public class Soldier extends Unit {
 		visitor.visitSoldier(this);
 		super.accept(visitor);
 	}
-	
+
 	@Override
 	public String toString() {
 		return "soldier";

visitor/src/main/java/com/iluwatar/Unit.java

@@ -1,7 +1,7 @@
 package com.iluwatar;
 
 /**
- *
+ * 
  * Interface for the nodes in hierarchy.
  * 
  */
@@ -9,12 +9,12 @@ public abstract class Unit {
 
 	private Unit[] children;
 
-	public Unit(Unit ... children) {
+	public Unit(Unit... children) {
 		this.children = children;
 	}
-	
+
 	public void accept(UnitVisitor visitor) {
-		for (Unit child: children) {
+		for (Unit child : children) {
 			child.accept(visitor);
 		}
 	}

visitor/src/main/java/com/iluwatar/UnitVisitor.java

@@ -3,12 +3,14 @@ package com.iluwatar;
 /**
  * 
  * Visitor interface.
- *
+ * 
  */
 public interface UnitVisitor {
 
 	void visitSoldier(Soldier soldier);
+
 	void visitSergeant(Sergeant sergeant);
+
 	void visitCommander(Commander commander);
-	
+
 }