Prepare codebase to adhere to Checkstyle rules

Issue gh-393

samples/findbyusername/src/main/java/sample/session/SessionDetails.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2014-2016 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -13,6 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package sample.session;
 
 import java.io.Serializable;
@@ -30,7 +31,7 @@ public class SessionDetails implements Serializable {
 	private String accessType;
 
 	public String getLocation() {
-		return location;
+		return this.location;
 	}
 
 	public void setLocation(String location) {
@@ -38,7 +39,7 @@ public class SessionDetails implements Serializable {
 	}
 
 	public String getAccessType() {
-		return accessType;
+		return this.accessType;
 	}
 
 	public void setAccessType(String accessType) {