Switch from Guava Optionals to Java 8 Optionals

This was a surprisingly involved change. Some of the difficulties included
java.util.Optional purposely not being Serializable (so I had to move a
few Optionals in mapreduce classes to @Nullable) and having to add the Truth
Java8 extension library for assertion support.

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=171863777
This commit is contained in:
mcilwain 2017-10-11 13:09:26 -07:00 committed by jianglai
parent 184b2b56ac
commit c0f8da0c6e
581 changed files with 1325 additions and 932 deletions

View file

@ -15,6 +15,7 @@
package google.registry.monitoring.whitebox;
import static com.google.common.truth.Truth.assertThat;
import static com.google.common.truth.Truth8.assertThat;
import static google.registry.testing.DatastoreHelper.createTld;
import static google.registry.testing.DatastoreHelper.createTlds;
@ -71,7 +72,7 @@ public class EppMetricTest {
EppMetric.builderForRequest("request-id-1", new FakeClock())
.setTlds(ImmutableSet.<String>of())
.build();
assertThat(metric.getTld()).isAbsent();
assertThat(metric.getTld()).isEmpty();
}
@Test