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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.

-------------
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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9
java/google/registry/model/contact/PostalInfo.java
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@ -16,11 +16,11 @@ package google.registry.model.contact;
import static com.google.common.base.Preconditions.checkState;
import com.google.common.base.Optional;
import com.googlecode.objectify.annotation.Embed;
import google.registry.model.Buildable;
import google.registry.model.Buildable.Overlayable;
import google.registry.model.ImmutableObject;
import java.util.Optional;
import javax.xml.bind.annotation.XmlAttribute;
import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlEnumValue;
@ -77,10 +77,9 @@ public class PostalInfo extends ImmutableObject implements Overlayable<PostalInf
// Don't overlay the type field, as that should never change.
checkState(source.type == null || source.type == type);
return asBuilder()
.setName(Optional.fromNullable(source.getName()).or(Optional.fromNullable(name)).orNull())
.setOrg(Optional.fromNullable(source.getOrg()).or(Optional.fromNullable(org)).orNull())
.setAddress(
Optional.fromNullable(source.getAddress()).or(Optional.fromNullable(address)).orNull())
.setName(Optional.ofNullable(source.getName()).orElse(name))
.setOrg(Optional.ofNullable(source.getOrg()).orElse(org))
.setAddress(Optional.ofNullable(source.getAddress()).orElse(address))
.build();
}