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.flows;
import static com.google.common.truth.Truth.assertThat;
import static com.google.common.truth.Truth8.assertThat;
import static google.registry.testing.TestDataHelper.loadFileWithSubstitutions;
import static google.registry.testing.TestLogHandlerUtils.findFirstLogMessageByPrefix;
import static java.nio.charset.StandardCharsets.UTF_8;
@ -24,7 +25,6 @@ import static org.mockito.Mockito.verify;
import com.google.appengine.api.users.User;
import com.google.common.base.Joiner;
import com.google.common.base.Optional;
import com.google.common.base.Splitter;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableSet;
@ -39,6 +39,7 @@ import google.registry.testing.FakeHttpSession;
import google.registry.testing.Providers;
import google.registry.testing.ShardableTestCase;
import java.util.List;
import java.util.Optional;
import java.util.logging.Logger;
import org.junit.Before;
import org.junit.Rule;