DATACMNS-1240 - Update copyright years to 2018.

Also, remove some trailing whitespaces and align outdated license header format.

src/main/java/org/springframework/data/annotation/AccessType.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2018 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.
@@ -24,7 +24,7 @@ import java.lang.annotation.Target;
 /**
  * Annotation to define how Spring Data shall access values of persistent properties. Can either be {@link Type#FIELD}
  * or {@link Type#PROPERTY}. Default is field access.
- * 
+ *
  * @author Oliver Gierke
  */
 @Documented
@@ -34,7 +34,7 @@ public @interface AccessType {
 
 	/**
 	 * The access type to be used.
-	 * 
+	 *
 	 * @return
 	 */
 	Type value();

src/main/java/org/springframework/data/annotation/CreatedBy.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2013 the original author or authors.
+ * Copyright 2012-2018 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.
@@ -23,7 +23,7 @@ import java.lang.annotation.Target;
 
 /**
  * Declares a field as the one representing the principal that created the entity containing the field.
- * 
+ *
  * @author Ranie Jade Ramiso
  * @author Oliver Gierke
  * @since 1.5

src/main/java/org/springframework/data/annotation/CreatedDate.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2013 the original author or authors.
+ * Copyright 2012-2018 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.
@@ -23,7 +23,7 @@ import java.lang.annotation.Target;
 
 /**
  * Declares a field as the one representing the date the entity containing the field was created.
- * 
+ *
  * @author Ranie Jade Ramiso
  * @author Oliver Gierke
  * @since 1.5

src/main/java/org/springframework/data/annotation/Id.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2013 the original author or authors.
+ * Copyright 2011-2018 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.
@@ -23,7 +23,7 @@ import java.lang.annotation.Target;
 
 /**
  * Demarcates an identifier.
- * 
+ *
  * @author Jon Brisbin
  * @author Oliver Gierke
  */

src/main/java/org/springframework/data/annotation/LastModifiedBy.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2013 the original author or authors.
+ * Copyright 2012-2018 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.
@@ -23,7 +23,7 @@ import java.lang.annotation.Target;
 
 /**
  * Declares a field as the one representing the principal that recently modified the entity containing the field.
- * 
+ *
  * @author Ranie Jade Ramiso
  * @author Oliver Gierke
  * @since 1.5

src/main/java/org/springframework/data/annotation/LastModifiedDate.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2013 the original author or authors.
+ * Copyright 2012-2018 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.
@@ -23,7 +23,7 @@ import java.lang.annotation.Target;
 
 /**
  * Declares a field as the one representing the date the entity containing the field was recently modified.
- * 
+ *
  * @author Ranie Jade Ramiso
  * @author Oliver Gierke
  * @since 1.5

src/main/java/org/springframework/data/annotation/PersistenceConstructor.java

@@ -1,11 +1,11 @@
 /*
- * Copyright (c) 2011 by the original author(s).
+ * Copyright 2011-2018 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.
  * You may obtain a copy of the License at
  *
- *     http://www.apache.org/licenses/LICENSE-2.0
+ *      http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
@@ -13,7 +13,6 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-
 package org.springframework.data.annotation;
 
 import java.lang.annotation.ElementType;

src/main/java/org/springframework/data/annotation/Persistent.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2017 the original author or authors.
+ * Copyright 2011-2018 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.
@@ -24,7 +24,7 @@ import org.springframework.stereotype.Indexed;
 
 /**
  * Annotation to generally identify persistent types, fields and parameters.
- * 
+ *
  * @author Jon Brisbin
  * @author Oliver Gierke
  */

src/main/java/org/springframework/data/annotation/QueryAnnotation.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013 the original author or authors.
+ * Copyright 2013-2018 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.
@@ -25,7 +25,7 @@ import org.springframework.data.repository.Repository;
 /**
  * Meta-Annotation to mark a store specific annotation as a query annotation. This allows generic special handing of
  * finder methods on {@link Repository} interfaces.
- * 
+ *
  * @author Thomas Darimont
  */
 @Retention(RetentionPolicy.RUNTIME)

src/main/java/org/springframework/data/annotation/ReadOnlyProperty.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2014 the original author or authors.
+ * Copyright 2014-2018 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.
@@ -23,7 +23,7 @@ import java.lang.annotation.Target;
 
 /**
  * Marks a field to be {@literal read-only} for the mapping framework and therefore will not be persisted.
- * 
+ *
  * @author Christoph Strobl
  * @since 1.9
  */

src/main/java/org/springframework/data/annotation/Reference.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2013 the original author or authors.
+ * Copyright 2011-2018 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.
@@ -23,7 +23,7 @@ import java.lang.annotation.Target;
 
 /**
  * Meta-annotation to be used to annotate annotations that mark references to other objects.
- * 
+ *
  * @author Oliver Gierke
  * @author Jon Brisbin
  */

src/main/java/org/springframework/data/annotation/TypeAlias.java

@@ -1,11 +1,11 @@
 /*
- * Copyright 2011-2014 by the original author(s).
+ * Copyright 2011-2018 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.
  * You may obtain a copy of the License at
  *
- *     http://www.apache.org/licenses/LICENSE-2.0
+ *      http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
@@ -27,7 +27,7 @@ import org.springframework.data.mapping.PersistentEntity;
 /**
  * Annotation to allow {@link String} based type aliases to be used when writing type information for
  * {@link PersistentEntity}s.
- * 
+ *
  * @author Oliver Gierke
  */
 @Documented
@@ -39,7 +39,7 @@ public @interface TypeAlias {
 
 	/**
 	 * The type alias to be used when persisting
-	 * 
+	 *
 	 * @return
 	 */
 	String value();

src/main/java/org/springframework/data/annotation/Version.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2013 the original author or authors.
+ * Copyright 2012-2018 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.
@@ -24,7 +24,7 @@ import java.lang.annotation.Target;
 
 /**
  * Demarcates a property to be used as version field to implement optimistic locking on entities.
- * 
+ *
  * @since 1.5
  * @author Patryk Wasik
  * @author Oliver Gierke