Formatted all files to the same standard

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

@@ -1,25 +1,25 @@
 package com.iluwatar;
 
 /**
- *
+ * 
  * In Command pattern actions are objects that can be executed and undone. The
  * commands in this example are spells cast by the wizard on the goblin.
- *
+ * 
  */
 public class App {
 
-    public static void main(String[] args) {
-        Wizard wizard = new Wizard();
-        Goblin goblin = new Goblin();
+	public static void main(String[] args) {
+		Wizard wizard = new Wizard();
+		Goblin goblin = new Goblin();
 
-        goblin.printStatus();
+		goblin.printStatus();
 
-        wizard.castSpell(new ShrinkSpell(), goblin);
-        goblin.printStatus();
+		wizard.castSpell(new ShrinkSpell(), goblin);
+		goblin.printStatus();
 
-        wizard.castSpell(new InvisibilitySpell(), goblin);
-        goblin.printStatus();
-        wizard.undoLastSpell();
-        goblin.printStatus();
-    }
+		wizard.castSpell(new InvisibilitySpell(), goblin);
+		goblin.printStatus();
+		wizard.undoLastSpell();
+		goblin.printStatus();
+	}
 }

command/src/main/java/com/iluwatar/Command.java

@@ -3,15 +3,15 @@ package com.iluwatar;
 /**
  * 
  * Interface for spells.
- *
+ * 
  */
 public abstract class Command {
 
 	public abstract void execute(Target target);
-	
+
 	public abstract void undo();
 
 	@Override
-	public abstract String toString();	
-	
+	public abstract String toString();
+
 }

command/src/main/java/com/iluwatar/Goblin.java

@@ -6,7 +6,7 @@ public class Goblin extends Target {
 		this.setSize(Size.NORMAL);
 		this.setVisibility(Visibility.VISIBLE);
 	}
-	
+
 	@Override
 	public String toString() {
 		return "Goblin";

command/src/main/java/com/iluwatar/InvisibilitySpell.java

@@ -3,11 +3,11 @@ package com.iluwatar;
 public class InvisibilitySpell extends Command {
 
 	private Target target;
-	
+
 	public InvisibilitySpell() {
 		target = null;
 	}
-	
+
 	@Override
 	public void execute(Target target) {
 		target.setVisibility(Visibility.INVISIBLE);

command/src/main/java/com/iluwatar/ShrinkSpell.java

@@ -3,14 +3,14 @@ package com.iluwatar;
 public class ShrinkSpell extends Command {
 
 	private Size oldSize;
-	
+
 	private Target target;
-	
+
 	public ShrinkSpell() {
 		oldSize = null;
 		target = null;
 	}
-	
+
 	@Override
 	public void execute(Target target) {
 		oldSize = target.getSize();

command/src/main/java/com/iluwatar/Size.java

@@ -2,15 +2,13 @@ package com.iluwatar;
 
 public enum Size {
 
-	SMALL,
-	NORMAL,
-	LARGE;
+	SMALL, NORMAL, LARGE;
 
 	@Override
 	public String toString() {
-		
+
 		String s = "";
-		
+
 		switch (this) {
 		case LARGE:
 			s = "large";
@@ -27,5 +25,4 @@ public enum Size {
 		return s;
 	}
 
-	
 }

command/src/main/java/com/iluwatar/Target.java

@@ -5,7 +5,7 @@ public abstract class Target {
 	private Size size;
 
 	private Visibility visibility;
-	
+
 	public Size getSize() {
 		return size;
 	}
@@ -24,8 +24,9 @@ public abstract class Target {
 
 	@Override
 	public abstract String toString();
-	
+
 	public void printStatus() {
-		System.out.println(String.format("%s, size=%s visibility=%s", this, getSize(), getVisibility()));
+		System.out.println(String.format("%s, size=%s visibility=%s", this,
+				getSize(), getVisibility()));
 	}
 }

command/src/main/java/com/iluwatar/Visibility.java

@@ -2,14 +2,13 @@ package com.iluwatar;
 
 public enum Visibility {
 
-	VISIBLE,
-	INVISIBLE;
+	VISIBLE, INVISIBLE;
 
 	@Override
 	public String toString() {
-		
+
 		String s = "";
-		
+
 		switch (this) {
 		case INVISIBLE:
 			s = "invisible";
@@ -19,7 +18,7 @@ public enum Visibility {
 			break;
 		default:
 			break;
-		
+
 		}
 		return s;
 	}

command/src/main/java/com/iluwatar/Wizard.java

@@ -3,13 +3,13 @@ package com.iluwatar;
 public class Wizard extends Target {
 
 	private Command previousSpell;
-	
+
 	public Wizard() {
 		this.setSize(Size.NORMAL);
 		this.setVisibility(Visibility.VISIBLE);
 		previousSpell = null;
 	}
-	
+
 	public void castSpell(Command command, Target target) {
 		System.out.println(this + " casts " + command + " at " + target);
 		command.execute(target);
@@ -22,10 +22,10 @@ public class Wizard extends Target {
 			previousSpell.undo();
 		}
 	}
-	
+
 	@Override
 	public String toString() {
 		return "Wizard";
 	}
-	
+
 }