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

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@ -15,9 +15,10 @@ java_library(
"//java/google/registry/util",
"//java/google/registry/xjc",
"//javatests/google/registry/testing",
"//third_party/java/truth",
"@com_google_code_findbugs_jsr305",
"@com_google_re2j",
"@com_google_truth",
"@com_google_truth_extensions_truth_java8_extension",
"@junit",
"@org_hamcrest_library",
],

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@ -15,6 +15,7 @@
package google.registry.xjc;
import static com.google.common.truth.Truth.assertThat;
import static com.google.common.truth.Truth8.assertThat;
import static google.registry.util.ResourceUtils.readResourceUtf8;
import google.registry.xjc.rdehost.XjcRdeHostElement;

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@ -16,6 +16,7 @@ package google.registry.xjc;
import static com.google.common.truth.Truth.assertThat;
import static com.google.common.truth.Truth.assertWithMessage;
import static com.google.common.truth.Truth8.assertThat;
import static google.registry.util.ResourceUtils.readResourceUtf8;
import static google.registry.xjc.XjcXmlTransformer.unmarshal;
import static java.nio.charset.StandardCharsets.UTF_16;

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@ -15,6 +15,7 @@
package google.registry.xjc;
import static com.google.common.truth.Truth.assertThat;
import static com.google.common.truth.Truth8.assertThat;
import static google.registry.util.ResourceUtils.readResourceUtf8;
import static google.registry.xjc.XjcXmlTransformer.unmarshal;
import static java.nio.charset.StandardCharsets.UTF_8;