Minor cleanup in hello world example

Author: lutovich

examples/src/main/java/org/neo4j/docs/driver/HelloWorldExample.java

@@ -41,12 +41,6 @@ public HelloWorldExample( String uri, String user, String password )
         driver = GraphDatabase.driver( uri, AuthTokens.basic( user, password ) );
     }
 
-    public static void main( String... args ) throws Exception
-    {
-        HelloWorldExample greeter = new HelloWorldExample( "bolt://localhost:7687", "neo4j", "password" );
-        greeter.printGreeting( "hello, world" );
-    }
-
     @Override
     public void close() throws Exception
     {
@@ -72,6 +66,14 @@ public String execute( Transaction tx )
             System.out.println( greeting );
         }
     }
+
+    public static void main( String... args ) throws Exception
+    {
+        try ( HelloWorldExample greeter = new HelloWorldExample( "bolt://localhost:7687", "neo4j", "password" ) )
+        {
+            greeter.printGreeting( "hello, world" );
+        }
+    }
 }
 // end::hello-world[]