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.batch;
import static com.google.common.truth.Truth.assertThat;
import static com.google.common.truth.Truth8.assertThat;
import static google.registry.model.common.Cursor.CursorType.RECURRING_BILLING;
import static google.registry.model.domain.Period.Unit.YEARS;
import static google.registry.model.ofy.ObjectifyService.ofy;
@ -32,7 +33,6 @@ import static google.registry.util.DateTimeUtils.END_OF_TIME;
import static google.registry.util.DateTimeUtils.START_OF_TIME;
import static org.joda.money.CurrencyUnit.USD;
import com.google.common.base.Optional;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.ImmutableSortedMap;
import com.google.common.collect.Iterables;
@ -57,6 +57,7 @@ import google.registry.testing.InjectRule;
import google.registry.testing.mapreduce.MapreduceTestCase;
import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
import org.joda.money.Money;
import org.joda.time.DateTime;
import org.junit.Before;
@ -89,7 +90,7 @@ public class ExpandRecurringBillingEventsActionTest
action = new ExpandRecurringBillingEventsAction();
action.mrRunner = makeDefaultRunner();
action.clock = clock;
action.cursorTimeParam = Optional.absent();
action.cursorTimeParam = Optional.empty();
createTld("tld");
domain = persistActiveDomain("example.tld");
historyEntry = persistResource(new HistoryEntry.Builder().setParent(domain).build());