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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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4
java/google/registry/flows/host/HostFlowUtils.java
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@ -21,7 +21,6 @@ import static google.registry.util.PreconditionsUtils.checkArgumentNotNull;
import static java.util.stream.Collectors.joining;
import com.google.common.base.Ascii;
import com.google.common.base.Optional;
import com.google.common.net.InternetDomainName;
import google.registry.flows.EppException;
import google.registry.flows.EppException.AuthorizationErrorException;
@ -33,6 +32,7 @@ import google.registry.flows.EppException.StatusProhibitsOperationException;
import google.registry.model.domain.DomainResource;
import google.registry.model.eppcommon.StatusValue;
import google.registry.util.Idn;
import java.util.Optional;
import org.joda.time.DateTime;
/** Static utility functions for host flows. */
@ -94,7 +94,7 @@ public class HostFlowUtils {
Optional<InternetDomainName> tld = findTldForName(hostName);
if (!tld.isPresent()) {
// This is an host on a TLD we don't run, therefore obviously external, so we are done.
return Optional.absent();
return Optional.empty();
}
// This is a subordinate host
String domainName =