Javadoc fixes

(cherry picked from commit 392f9c8)

spring-jdbc/src/main/java/org/springframework/jdbc/datasource/ConnectionHandle.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2005 the original author or authors.
+ * Copyright 2002-2016 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.
@@ -20,12 +20,13 @@ import java.sql.Connection;
 
 /**
  * Simple interface to be implemented by handles for a JDBC Connection.
- * Used by JdoDialect, for example.
+ * Used by JpaDialect and JdoDialect, for example.
  *
  * @author Juergen Hoeller
  * @since 1.1
  * @see SimpleConnectionHandle
  * @see ConnectionHolder
+ * @see org.springframework.orm.jpa.JpaDialect#getJdbcConnection
  * @see org.springframework.orm.jdo.JdoDialect#getJdbcConnection
  */
 public interface ConnectionHandle {