Reformat Code According to Google Style Guide #224

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

@@ -6,23 +6,22 @@ import com.iluwatar.observer.generic.GWeather;
 
 /**
  * 
- * The Observer pattern is a software design pattern in which an object, called 
+ * The Observer pattern is a software design pattern in which an object, called the subject,
- * the subject, maintains a list of its dependents, called observers, and notifies 
+ * maintains a list of its dependents, called observers, and notifies them automatically of any
- * them automatically of any state changes, usually by calling one of their methods. 
+ * state changes, usually by calling one of their methods. It is mainly used to implement
- * It is mainly used to implement distributed event handling systems. The Observer 
+ * distributed event handling systems. The Observer pattern is also a key part in the familiar
- * pattern is also a key part in the familiar model–view–controller (MVC) architectural 
+ * model–view–controller (MVC) architectural pattern. The Observer pattern is implemented in
- * pattern. The Observer pattern is implemented in numerous programming libraries and 
+ * numerous programming libraries and systems, including almost all GUI toolkits.
- * systems, including almost all GUI toolkits.
  * <p>
- * In this example {@link Weather} has a state that can be observed. The {@link Orcs}
+ * In this example {@link Weather} has a state that can be observed. The {@link Orcs} and
- * and {@link Hobbits} register as observers and receive notifications when the
+ * {@link Hobbits} register as observers and receive notifications when the {@link Weather} changes.
- * {@link Weather} changes.
  * 
  */
 public class App {
 
   /**
    * Program entry point
+   * 
    * @param args command line args
    */
   public static void main(String[] args) {

observer/src/main/java/com/iluwatar/observer/Hobbits.java

@@ -26,5 +26,4 @@ public class Hobbits implements WeatherObserver {
         break;
     }
   }
-
 }

observer/src/main/java/com/iluwatar/observer/Orcs.java

@@ -26,5 +26,4 @@ public class Orcs implements WeatherObserver {
         break;
     }
   }
-
 }

observer/src/main/java/com/iluwatar/observer/Weather.java

@@ -5,8 +5,8 @@ import java.util.List;
 
 /**
  * 
- * Weather can be observed by implementing {@link WeatherObserver} interface and
+ * Weather can be observed by implementing {@link WeatherObserver} interface and registering as
- * registering as listener.
+ * listener.
  * 
  */
 public class Weather {

observer/src/main/java/com/iluwatar/observer/WeatherType.java

@@ -13,5 +13,4 @@ public enum WeatherType {
   public String toString() {
     return this.name().toLowerCase();
   }
-
 }