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

@ -23,7 +23,6 @@ import static google.registry.util.CollectionUtils.nullToEmptyImmutableCopy;
import static google.registry.util.DateTimeUtils.END_OF_TIME;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Optional;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.ImmutableSortedMap;
import com.googlecode.objectify.Key;
@ -32,6 +31,7 @@ import com.googlecode.objectify.annotation.Index;
import google.registry.model.eppcommon.StatusValue;
import google.registry.model.ofy.CommitLogManifest;
import google.registry.model.transfer.TransferData;
import java.util.Optional;
import java.util.Set;
import org.joda.time.DateTime;
@ -296,7 +296,7 @@ public abstract class EppResource extends BackupGroupRoot implements Buildable {
addStatusValue(StatusValue.OK);
}
// If there is no deletion time, set it to END_OF_TIME.
setDeletionTime(Optional.fromNullable(getInstance().deletionTime).or(END_OF_TIME));
setDeletionTime(Optional.ofNullable(getInstance().deletionTime).orElse(END_OF_TIME));
return ImmutableObject.cloneEmptyToNull(super.build());
}
}