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Switch from Guava Optionals to Java 8 Optionals

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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.

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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
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6
java/google/registry/flows/host/HostUpdateFlow.java
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@ -30,7 +30,6 @@ import static google.registry.model.index.ForeignKeyIndex.loadAndGetKey;
import static google.registry.model.ofy.ObjectifyService.ofy;
import static google.registry.util.CollectionUtils.isNullOrEmpty;
import com.google.common.base.Optional;
import com.google.common.collect.ImmutableSet;
import com.googlecode.objectify.Key;
import google.registry.dns.DnsQueue;
@ -61,6 +60,7 @@ import google.registry.model.index.ForeignKeyIndex;
import google.registry.model.reporting.HistoryEntry;
import google.registry.model.reporting.IcannReportingTypes.ActivityReportField;
import java.util.Objects;
import java.util.Optional;
import javax.inject.Inject;
import org.joda.time.DateTime;
@ -141,10 +141,10 @@ public final class HostUpdateFlow implements TransactionalFlow {
// Note that lookupSuperordinateDomain calls cloneProjectedAtTime on the domain for us.
Optional<DomainResource> newSuperordinateDomain =
lookupSuperordinateDomain(validateHostName(newHostName), now);
verifySuperordinateDomainNotInPendingDelete(newSuperordinateDomain.orNull());
verifySuperordinateDomainNotInPendingDelete(newSuperordinateDomain.orElse(null));
EppResource owningResource = firstNonNull(oldSuperordinateDomain, existingHost);
verifyUpdateAllowed(
command, existingHost, newSuperordinateDomain.orNull(), owningResource, isHostRename);
command, existingHost, newSuperordinateDomain.orElse(null), owningResource, isHostRename);
if (isHostRename && loadAndGetKey(HostResource.class, newHostName, now) != null) {
throw new HostAlreadyExistsException(newHostName);
}