Merge pull request #196 from pontusmelke/1.0-use-try-with-resources

Change examples to use try-with-resources

Author: nigelsmall

README.md

@@ -22,11 +22,10 @@ Connect to a Neo4j 3.0.0+ database:
 
     Driver driver = GraphDatabase.driver( "bolt://localhost", AuthTokens.basic( "neo4j", "neo4j" ) );
 
-    Session session = driver.session();
-    
-    StatementResult rs = session.run( "CREATE (n) RETURN n" );
-    
-    session.close();
+    try ( Session session = driver.session() )
+    {
+        StatementResult rs = session.run( "CREATE (n) RETURN n" );
+    }
 
     driver.close();
 

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

@@ -133,17 +133,20 @@ public static void retainResultsForNestedQuerying( Session session ) throws Exce
 
     public static void retainResultsForLaterProcessing( Driver driver ) throws Exception
     {
-        Session session = driver.session();
         // tag::retain-result[]
-        StatementResult result = session.run( "MATCH (knight:Person:Knight) WHERE knight.castle = {castle} RETURN knight.name AS name",
-                Values.parameters( "castle", "Camelot" ) );
+        List<Record> records;
+        try ( Session session = driver.session() )
+        {
+            StatementResult result = session.run(
+                    "MATCH (knight:Person:Knight) WHERE knight.castle = {castle} RETURN knight.name AS name",
+                    Values.parameters( "castle", "Camelot" ) );
 
-        List<Record> records = result.list();
-        session.close();
+            records = result.list();
+        }
 
         for ( Record record : records )
         {
-            System.out.println( record.get("name").asString() + " is a knight of Camelot" );
+            System.out.println( record.get( "name" ).asString() + " is a knight of Camelot" );
         }
         // end::retain-result[]
     }