From 1894e735afa6b8e59a89e6bac608c382c7633c74 Mon Sep 17 00:00:00 2001
From: Stephen Weinberg <stephenmw@users.noreply.github.com>
Date: Tue, 16 Oct 2018 12:09:43 -0400
Subject: [PATCH] setMaxInboundMessageSize in Pubsub exmaple

Pub/Sub may return up to 20MB of data from a single pull request. The default of 4MB is not enough for even one message of maximum size (10MB).
---
 .../examples/pubsub/snippets/SubscriberSnippets.java     | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/google-cloud-examples/src/main/java/com/google/cloud/examples/pubsub/snippets/SubscriberSnippets.java b/google-cloud-examples/src/main/java/com/google/cloud/examples/pubsub/snippets/SubscriberSnippets.java
index b31862a690b5..7bd756e81bff 100644
--- a/google-cloud-examples/src/main/java/com/google/cloud/examples/pubsub/snippets/SubscriberSnippets.java
+++ b/google-cloud-examples/src/main/java/com/google/cloud/examples/pubsub/snippets/SubscriberSnippets.java
@@ -192,7 +192,14 @@ static List<ReceivedMessage> createSubscriberWithSyncPull(
       String projectId, String subscriptionId, int numOfMessages) throws Exception {
     // [START pubsub_subscriber_sync_pull]
     SubscriberStubSettings subscriberStubSettings =
-        SubscriberStubSettings.newBuilder().build();
+        SubscriberStubSettings.newBuilder()
+            .setTransportChannelProvider(
+                SubscriberStubSettings.defaultGrpcTransportProviderBuilder()
+                    .setMaxInboundMessageSize(20<<20) // 20MB
+                    .build()
+            )
+            .build();
+
     try (SubscriberStub subscriber = GrpcSubscriberStub.create(subscriberStubSettings)) {
       // String projectId = "my-project-id";
       // String subscriptionId = "my-subscription-id";