tidy up logging

Author: Theo van Kraay

src/main/java/com/azure/cosmos/examples/autoscalecontainercrud/async/AutoscaleContainerCRUDQuickstartAsync.java

@@ -65,7 +65,7 @@ public static void main(String[] args) {
 
     private void autoscaleContainerCRUDDemo() throws Exception {
 
-        logger.info("Using Azure Cosmos DB endpoint: " + AccountSettings.HOST);
+        logger.info("Using Azure Cosmos DB endpoint: {}", AccountSettings.HOST);
 
         //  Create async client
         client = new CosmosClientBuilder()
@@ -159,7 +159,7 @@ private void readAllContainers() throws Exception {
             logger.info("read {} containers(s) with request charge of {}", readAllContainersResponse.getResults().size(),readAllContainersResponse.getRequestCharge());
 
             for (CosmosContainerProperties response : readAllContainersResponse.getResults()) {
-                logger.info("container id: "+response.getId());
+                logger.info("container id: {}",response.getId());
                 //Got a page of query result with
             }
             return Flux.empty();

src/main/java/com/azure/cosmos/examples/containercrud/async/ContainerCRUDQuickstartAsync.java

@@ -51,7 +51,7 @@ public static void main(String[] args) {
             logger.info("Demo complete, please hold while resources are released");
         } catch (Exception e) {
             e.printStackTrace();
-            logger.error(String.format("Cosmos getStarted failed with %s", e));
+            logger.error("Cosmos getStarted failed with {}", e);
         } finally {
             logger.info("Closing the client");
             p.shutdown();