diff --git a/gradle/build.gradle b/gradle/build.gradle
index 9c8b11b2c..645505a82 100644
--- a/gradle/build.gradle
+++ b/gradle/build.gradle
@@ -1,29 +1,36 @@
-buildscript {
-  repositories {
-    jcenter()
-    mavenCentral()
-
-    maven {
-      url 'https://plugins.gradle.org/m2/'
-    }
-  }
+plugins {
+  id 'java'
+  id 'nebula.lint' version '10.1.2'
 }
 
 allprojects {
   repositories {
     jcenter()
     mavenCentral()
-    flatDir {
-      // The objectify jar that comes with Nomulus.
-      dirs "${rootDir}/../third_party/objectify/v4_1"
-    }
   }
 
-  // Single version across all projects for now.
   version = '1.0'
 
-  // Java plugin:
   apply plugin: 'java'
+
+  apply plugin: 'nebula.lint'
+  gradleLint.rules = [
+      // Checks if Gradle wrapper is up-to-date
+      'archaic-wrapper',
+      // Checks for indirect dependencies with dynamic version spec. Best
+      // practice calls for declaring them with specific versions.
+      'undeclared-dependency'
+      // TODO(weiminyu): enable more dependency check
+  ]
 }
 
+project(':core') {
+  dependencies {
+    // Custom-built objectify jar at commit ecd5165, included in Nomulus
+    // release.
+    implementation files(
+        "${rootDir}/../third_party/objectify/v4_1/objectify-4.1.3.jar")
+    testImplementation project(':third_party')
+  }
+}
 
diff --git a/gradle/core/build.gradle b/gradle/core/build.gradle
index c9745215c..98ef87c2c 100644
--- a/gradle/core/build.gradle
+++ b/gradle/core/build.gradle
@@ -45,162 +45,171 @@ configurations {
 }
 
 
-// Relevant canned dependency labels:
-// - implementation: Dependencies to be included in release distribution.
-// - compileOnly: Dependencies used at compile time only for production code. They will not be
-//     included in release.
-// - testImplementation: Dependencies needed for testing only.
+// TODO(weiminyu): switch to api/implementation labels.
+// Gradle has deprecated the compile/testCompile labels, but nebula-lint has
+// not caught up. The plugin provides valuable dependency checks that we do not
+// want to give up.
+// See https://github.com/nebula-plugins/gradle-lint-plugin/issues/130 for
+// issue status.
 dependencies {
-  implementation 'com.beust:jcommander:1.48'
-  implementation 'com.fasterxml.jackson.core:jackson-core:2.8.5'
-  implementation 'com.fasterxml.jackson.core:jackson-annotations:2.8.0'
-  implementation 'com.fasterxml.jackson.core:jackson-databind:2.8.5'
-  implementation 'com.google.api-client:google-api-client:1.22.0'
-  implementation 'com.google.api-client:google-api-client-appengine:1.22.0'
-  implementation 'com.google.api-client:google-api-client-jackson2:1.20.0'
-  implementation 'com.google.monitoring-client:metrics:1.0.4'
-  implementation 'com.google.monitoring-client:stackdriver:1.0.4'
-  implementation 'com.google.api-client:google-api-client-java6:1.20.0'
-  implementation 'com.google.api-client:google-api-client-servlet:1.22.0'
-  implementation 'com.google.apis:google-api-services-admin-directory:directory_v1-rev72-1.22.0'
-  implementation 'com.google.apis:google-api-services-bigquery:v2-rev325-1.22.0'
-  implementation 'com.google.apis:google-api-services-clouddebugger:v2-rev8-1.22.0'
-  implementation 'com.google.apis:google-api-services-cloudkms:v1-rev12-1.22.0'
-  implementation 'com.google.apis:google-api-services-cloudresourcemanager:v1-rev6-1.22.0'
-  implementation 'com.google.apis:google-api-services-dataflow:v1b3-rev196-1.22.0'
-  implementation 'com.google.apis:google-api-services-dns:v2beta1-rev6-1.22.0'
-  implementation 'com.google.apis:google-api-services-drive:v2-rev160-1.19.1'
-  implementation 'com.google.apis:google-api-services-groupssettings:v1-rev60-1.22.0'
-  implementation 'com.google.apis:google-api-services-monitoring:v3-rev11-1.22.0'
-  implementation 'com.google.apis:google-api-services-sheets:v4-rev483-1.22.0'
-  implementation 'com.google.apis:google-api-services-storage:v1-rev86-1.22.0'
-  // TODO(b/71631624): change appengine:appengine-api-1.0-sdk to testCompileOnly after
-  // BillingEmailUtilsTest.java is fixed.
-  implementation 'com.google.appengine:appengine-api-1.0-sdk:1.9.48'
-  implementation 'com.google.appengine:appengine-api-labs:1.9.48'
-  implementation 'com.google.appengine:appengine-api-stubs:1.9.48'
-  implementation 'com.google.appengine.tools:appengine-gcs-client:0.6'
-  implementation 'com.google.appengine.tools:appengine-mapreduce:0.8.5'
-  implementation 'com.google.appengine.tools:appengine-pipeline:0.2.13'
-  implementation 'com.google.appengine:appengine-tools-sdk:1.9.48'
-  implementation 'com.google.auth:google-auth-library-credentials:0.7.1'
-  implementation 'com.google.auth:google-auth-library-oauth2-http:0.7.1'
-  implementation 'com.google.auto:auto-common:0.8'
-  implementation 'com.google.auto.factory:auto-factory:1.0-beta3'
-  implementation 'com.google.auto.value:auto-value-annotations:1.6.2'
-  implementation 'com.google.cloud.bigdataoss:gcsio:1.4.5'
-  implementation 'com.google.cloud.bigdataoss:util:1.4.5'
-  implementation 'com.google.code.findbugs:jsr305:3.0.2'
-  implementation 'com.google.dagger:dagger:2.15'
-  implementation 'com.google.dagger:dagger-producers:2.15'
-  implementation 'com.google.errorprone:error_prone_annotations:2.1.3'
-  implementation 'com.google.errorprone:javac-shaded:9-dev-r4023-3'
-  implementation 'com.google.flogger:flogger:0.1'
-  implementation 'com.google.flogger:flogger-system-backend:0.1'
-  implementation 'com.google.gdata:core:1.47.1'
-  implementation 'com.google.googlejavaformat:google-java-format:1.4'
-  implementation 'com.google.guava:guava:25.1-jre'
-  implementation 'com.google.http-client:google-http-client:1.22.0'
-  implementation 'com.google.http-client:google-http-client-appengine:1.22.0'
-  implementation 'com.google.http-client:google-http-client-jackson2:1.22.0'
-  implementation 'com.google.oauth-client:google-oauth-client:1.22.0'
-  implementation 'com.google.oauth-client:google-oauth-client-appengine:1.22.0'
-  implementation 'com.google.oauth-client:google-oauth-client-java6:1.22.0'
-  implementation 'com.google.oauth-client:google-oauth-client-jetty:1.22.0'
-  implementation 'com.google.oauth-client:google-oauth-client-servlet:1.22.0'
-  implementation 'com.google.protobuf:protobuf-java:2.6.0'
-  implementation 'com.google.re2j:re2j:1.1'
-  implementation 'com.google.template:soy:2018-03-14'
-  implementation 'com.googlecode.charts4j:charts4j:1.3'
-  implementation 'com.googlecode.json-simple:json-simple:1.1.1'
-  implementation 'com.ibm.icu:icu4j:57.1'
-  implementation 'com.jcraft:jsch:0.1.53'
-  implementation 'com.jcraft:jzlib:1.1.3'
-  implementation 'com.squareup:javapoet:1.8.0'
-  implementation 'com.squareup:javawriter:2.5.1'
-  implementation 'com.sun.activation:javax.activation:1.2.0'
-  implementation 'com.thoughtworks.paranamer:paranamer:2.7'
-  implementation 'commons-codec:commons-codec:1.6'
-  implementation 'commons-logging:commons-logging:1.1.1'
-  implementation 'dnsjava:dnsjava:2.1.7'
-  implementation 'io.netty:netty-buffer:4.1.28.Final'
-  implementation 'io.netty:netty-codec:4.1.28.Final'
-  implementation 'io.netty:netty-codec-http:4.1.28.Final'
-  implementation 'io.netty:netty-common:4.1.28.Final'
-  implementation 'io.netty:netty-handler:4.1.28.Final'
-  implementation 'io.netty:netty-resolver:4.1.28.Final'
-  implementation 'io.netty:netty-tcnative:2.0.12.Final'
-  implementation 'io.netty:netty-tcnative-boringssl-static:2.0.12.Final'
-  implementation 'io.netty:netty-transport:4.1.28.Final'
-  implementation 'it.unimi.dsi:fastutil:6.5.16'
-  implementation 'javax.annotation:jsr250-api:1.0'
-  implementation 'javax.inject:javax.inject:1'
-  implementation 'javax.mail:mail:1.4'
-  implementation 'javax.servlet:servlet-api:2.5'
-  implementation 'javax.xml.bind:jaxb-api:2.3.0'
-  implementation 'javax.xml.soap:javax.xml.soap-api:1.4.0'
-  implementation 'jline:jline:1.0'
-  implementation 'joda-time:joda-time:2.3'
-  implementation 'org.apache.avro:avro:1.8.2'
-  implementation 'org.apache.beam:beam-runners-direct-java:2.2.0'
-  implementation 'org.apache.beam:beam-runners-google-cloud-dataflow-java:2.1.0'
-  implementation 'org.apache.beam:beam-sdks-common-runner-api:2.1.0'
-  implementation 'org.apache.beam:beam-sdks-java-core:2.2.0'
-  implementation 'org.apache.beam:beam-sdks-java-extensions-google-cloud-platform-core:2.1.0'
-  implementation 'org.apache.beam:beam-sdks-java-io-google-cloud-platform:2.2.0'
-  implementation 'org.apache.commons:commons-compress:1.8.1'
-  implementation 'org.apache.ftpserver:ftpserver-core:1.0.6'
-  implementation 'org.apache.httpcomponents:httpclient:4.5.2'
-  implementation 'org.apache.httpcomponents:httpcore:4.4.4'
-  implementation 'org.apache.mina:mina-core:2.0.4'
-  implementation 'org.apache.sshd:sshd-core:2.0.0'
-  implementation 'org.apache.sshd:sshd-scp:2.0.0'
-  implementation 'org.apache.sshd:sshd-sftp:2.0.0'
-  implementation 'org.apache.tomcat:servlet-api:6.0.45'
-  implementation 'org.apache.tomcat:tomcat-annotations-api:8.0.5'
-  implementation 'org.bouncycastle:bcpg-jdk15on:1.52'
-  implementation 'org.bouncycastle:bcpkix-jdk15on:1.52'
-  implementation 'org.bouncycastle:bcprov-jdk15on:1.52'
-  implementation 'org.codehaus.jackson:jackson-core-asl:1.9.13'
-  implementation 'org.codehaus.jackson:jackson-mapper-asl:1.9.13'
-  implementation 'org.joda:joda-money:0.10.0'
-  implementation 'org.json:json:20160810'
-  implementation 'org.khronos:opengl-api:gl1.1-android-2.1_r1'
-  implementation 'org.mortbay.jetty:jetty:6.1.26'
-  implementation 'org.mortbay.jetty:servlet-api:2.5-20081211'
-  implementation 'org.mortbay.jetty:jetty-util:6.1.26'
-  implementation 'org.slf4j:slf4j-api:1.7.16'
-  implementation 'org.tukaani:xz:1.5'
-  implementation 'org.xerial.snappy:snappy-java:1.1.4-M3'
-  implementation 'org.yaml:snakeyaml:1.17'
-  implementation 'xerces:xmlParserAPIs:2.6.2'
-  implementation 'xpp3:xpp3:1.1.4c'
-  // Custom-built objectify jar at commit ecd5165, included in Nomulus release.
-  implementation name: 'objectify-4.1.3'
+  compile 'com.beust:jcommander:1.48'
+  compile 'com.fasterxml.jackson.core:jackson-core:2.8.5'
+  compile 'com.fasterxml.jackson.core:jackson-annotations:2.8.0'
+  compile 'com.fasterxml.jackson.core:jackson-databind:2.8.5'
+  compile 'com.google.api-client:google-api-client:1.22.0'
+  compile 'com.google.api-client:google-api-client-appengine:1.22.0'
+  compile 'com.google.api-client:google-api-client-jackson2:1.20.0'
+  compile 'com.google.monitoring-client:metrics:1.0.4'
+  compile 'com.google.monitoring-client:stackdriver:1.0.4'
+  compile 'com.google.api-client:google-api-client-java6:1.20.0'
+  compile 'com.google.api-client:google-api-client-servlet:1.22.0'
+  compile 'com.google.apis:google-api-services-admin-directory:directory_v1-rev72-1.22.0'
+  compile 'com.google.apis:google-api-services-bigquery:v2-rev325-1.22.0'
+  compile 'com.google.apis:google-api-services-clouddebugger:v2-rev8-1.22.0'
+  compile 'com.google.apis:google-api-services-cloudkms:v1-rev12-1.22.0'
+  compile 'com.google.apis:google-api-services-cloudresourcemanager:v1-rev6-1.22.0'
+  compile 'com.google.apis:google-api-services-dataflow:v1b3-rev196-1.22.0'
+  compile 'com.google.apis:google-api-services-dns:v2beta1-rev6-1.22.0'
+  compile 'com.google.apis:google-api-services-drive:v2-rev160-1.19.1'
+  compile 'com.google.apis:google-api-services-groupssettings:v1-rev60-1.22.0'
+  compile 'com.google.apis:google-api-services-monitoring:v3-rev11-1.22.0'
+  compile 'com.google.apis:google-api-services-sheets:v4-rev483-1.22.0'
+  compile 'com.google.apis:google-api-services-storage:v1-rev86-1.22.0'
+  // TODO(b/71631624): change appengine:appengine-api-1.0-sdk to
+  // testCompileOnly after BillingEmailUtilsTest.java is fixed.
+  compile 'com.google.appengine:appengine-api-1.0-sdk:1.9.48'
+  compile 'com.google.appengine:appengine-api-labs:1.9.48'
+  compile 'com.google.appengine:appengine-api-stubs:1.9.48'
+  compile 'com.google.appengine.tools:appengine-gcs-client:0.6'
+  compile 'com.google.appengine.tools:appengine-mapreduce:0.8.5'
+  compile 'com.google.appengine.tools:appengine-pipeline:0.2.13'
+  compile 'com.google.appengine:appengine-remote-api:1.9.48'
+  compile 'com.google.appengine:appengine-tools-sdk:1.9.48'
+  compile 'com.google.auth:google-auth-library-credentials:0.7.1'
+  compile 'com.google.auth:google-auth-library-oauth2-http:0.7.1'
+  compile 'com.google.auto:auto-common:0.8'
+  compile 'com.google.auto.factory:auto-factory:1.0-beta3'
+  compile 'com.google.auto.value:auto-value-annotations:1.6.2'
+  compile 'com.google.cloud.bigdataoss:gcsio:1.4.5'
+  compile 'com.google.cloud.bigdataoss:util:1.4.5'
+  compile 'com.google.code.findbugs:jsr305:3.0.2'
+  compile 'com.google.dagger:dagger:2.15'
+  compile 'com.google.dagger:dagger-producers:2.15'
+  compile 'com.google.errorprone:error_prone_annotations:2.3.1'
+  compile 'com.google.errorprone:javac-shaded:9-dev-r4023-3'
+  compile 'com.google.flogger:flogger:0.1'
+  compile 'com.google.flogger:flogger-system-backend:0.1'
+  compile 'com.google.gdata:core:1.47.1'
+  compile 'com.google.googlejavaformat:google-java-format:1.4'
+  compile 'com.google.guava:guava-jdk5:17.0'
+  compile 'com.google.guava:guava:25.1-jre'
+  compile 'com.google.gwt:gwt-user:2.8.2'
+  compile 'com.google.http-client:google-http-client:1.22.0'
+  compile 'com.google.http-client:google-http-client-appengine:1.22.0'
+  compile 'com.google.http-client:google-http-client-jackson2:1.22.0'
+  compile 'com.google.oauth-client:google-oauth-client:1.22.0'
+  compile 'com.google.oauth-client:google-oauth-client-appengine:1.22.0'
+  compile 'com.google.oauth-client:google-oauth-client-java6:1.22.0'
+  compile 'com.google.oauth-client:google-oauth-client-jetty:1.22.0'
+  compile 'com.google.oauth-client:google-oauth-client-servlet:1.22.0'
+  compile 'com.google.protobuf:protobuf-java:2.6.0'
+  compile 'com.google.re2j:re2j:1.1'
+  compile 'com.google.template:soy:2018-03-14'
+  compile 'com.googlecode.charts4j:charts4j:1.3'
+  compile 'com.googlecode.json-simple:json-simple:1.1.1'
+  compile 'com.ibm.icu:icu4j:57.1'
+  compile 'com.jcraft:jsch:0.1.53'
+  compile 'com.jcraft:jzlib:1.1.3'
+  compile 'com.squareup:javapoet:1.8.0'
+  compile 'com.squareup:javawriter:2.5.1'
+  compile 'com.sun.activation:javax.activation:1.2.0'
+  compile 'com.thoughtworks.paranamer:paranamer:2.7'
+  compile 'commons-codec:commons-codec:1.6'
+  compile 'commons-logging:commons-logging:1.1.1'
+  compile 'dnsjava:dnsjava:2.1.7'
+  compile 'io.netty:netty-buffer:4.1.28.Final'
+  compile 'io.netty:netty-codec:4.1.28.Final'
+  compile 'io.netty:netty-codec-http:4.1.28.Final'
+  compile 'io.netty:netty-common:4.1.28.Final'
+  compile 'io.netty:netty-handler:4.1.28.Final'
+  compile 'io.netty:netty-resolver:4.1.28.Final'
+  compile 'io.netty:netty-tcnative:2.0.12.Final'
+  compile 'io.netty:netty-tcnative-boringssl-static:2.0.12.Final'
+  compile 'io.netty:netty-transport:4.1.28.Final'
+  compile 'it.unimi.dsi:fastutil:6.5.16'
+  compile 'javax.annotation:jsr250-api:1.0'
+  compile 'javax.inject:javax.inject:1'
+  compile 'javax.mail:mail:1.4'
+  compile 'javax.servlet:servlet-api:2.5'
+  compile 'javax.xml.bind:jaxb-api:2.3.0'
+  compile 'javax.xml.soap:javax.xml.soap-api:1.4.0'
+  compile 'jline:jline:1.0'
+  compile 'joda-time:joda-time:2.3'
+  compile 'org.apache.avro:avro:1.8.2'
+  compile 'org.apache.beam:beam-runners-direct-java:2.2.0'
+  compile 'org.apache.beam:beam-runners-google-cloud-dataflow-java:2.1.0'
+  compile 'org.apache.beam:beam-sdks-common-runner-api:2.1.0'
+  compile 'org.apache.beam:beam-sdks-java-core:2.2.0'
+  compile 'org.apache.beam:beam-sdks-java-extensions-google-cloud-platform-core:2.1.0'
+  compile 'org.apache.beam:beam-sdks-java-io-google-cloud-platform:2.2.0'
+  compile 'org.apache.commons:commons-compress:1.8.1'
+  compile 'org.apache.ftpserver:ftplet-api:1.0.6'
+  compile 'org.apache.ftpserver:ftpserver-core:1.0.6'
+  compile 'org.apache.httpcomponents:httpclient:4.5.2'
+  compile 'org.apache.httpcomponents:httpcore:4.4.4'
+  compile 'org.apache.mina:mina-core:2.0.4'
+  compile 'org.apache.sshd:sshd-core:2.0.0'
+  compile 'org.apache.sshd:sshd-scp:2.0.0'
+  compile 'org.apache.sshd:sshd-sftp:2.0.0'
+  compile 'org.apache.tomcat:servlet-api:6.0.45'
+  compile 'org.apache.tomcat:tomcat-annotations-api:8.0.5'
+  compile 'org.bouncycastle:bcpg-jdk15on:1.52'
+  compile 'org.bouncycastle:bcpkix-jdk15on:1.52'
+  compile 'org.bouncycastle:bcprov-jdk15on:1.52'
+  compile 'org.codehaus.jackson:jackson-core-asl:1.9.13'
+  compile 'org.codehaus.jackson:jackson-mapper-asl:1.9.13'
+  compile 'org.joda:joda-money:0.10.0'
+  compile 'org.json:json:20160810'
+  compile 'org.khronos:opengl-api:gl1.1-android-2.1_r1'
+  compile 'org.mortbay.jetty:jetty:6.1.26'
+  compile 'org.mortbay.jetty:servlet-api:2.5-20081211'
+  compile 'org.mortbay.jetty:jetty-util:6.1.26'
+  compile 'org.slf4j:slf4j-api:1.7.16'
+  compile 'org.tukaani:xz:1.5'
+  compile 'org.xerial.snappy:snappy-java:1.1.4-M3'
+  compile 'org.yaml:snakeyaml:1.17'
+  compile 'xerces:xmlParserAPIs:2.6.2'
+  compile 'xpp3:xpp3:1.1.4c'
 
-  compileOnly 'com.google.appengine:appengine-remote-api:1.9.48' // Also testImplementation
-  compileOnly 'com.google.auto.service:auto-service:1.0-rc4'
-  compileOnly 'org.osgi:org.osgi.core:4.3.0'
+  // Known issue: nebula-lint misses inherited dependency.
+  compile project(':third_party')
 
+  // Include auto-value in compile until nebula-lint understands
+  // annotationProcessor
+  compile 'com.google.auto.value:auto-value:1.6.2'
   annotationProcessor 'com.google.auto.value:auto-value:1.6.2'
   testAnnotationProcessor 'com.google.auto.value:auto-value:1.6.2'
   annotationProcessor 'com.google.dagger:dagger-compiler:2.15'
   testAnnotationProcessor 'com.google.dagger:dagger-compiler:2.15'
 
-  testImplementation 'com.google.appengine:appengine-remote-api:1.9.48' // Also compileOnly
-  testImplementation 'com.google.appengine:appengine-testing:1.9.58'
-  testImplementation 'com.google.guava:guava-testlib:25.0-jre'
-  testImplementation 'com.google.monitoring-client:contrib:1.0.4'
-  testImplementation 'com.google.truth:truth:0.42'
-  testImplementation 'com.google.truth.extensions:truth-java8-extension:0.39'
-  testImplementation 'org.hamcrest:hamcrest-all:1.3'
-  testImplementation 'org.hamcrest:hamcrest-core:1.3'
-  testImplementation 'org.hamcrest:hamcrest-library:1.3'
-  testImplementation 'junit:junit:4.12'
-  testImplementation 'org.mockito:mockito-all:1.9.5'
-  testImplementation 'org.slf4j:slf4j-simple:1.7.16'  // Not needed by Bazel
+  // Use compile to work around nebula bug. This should be testCompile.
+  compile 'com.google.appengine:appengine-testing:1.9.58'
 
-  testImplementation project(':third_party')
+  testCompile 'com.google.guava:guava-testlib:25.0-jre'
+  testCompile 'com.google.monitoring-client:contrib:1.0.4'
+  testCompile 'com.google.truth:truth:0.42'
+  testCompile 'com.google.truth.extensions:truth-java8-extension:0.39'
+  testCompile 'org.hamcrest:hamcrest-all:1.3'
+  testCompile 'org.hamcrest:hamcrest-core:1.3'
+  testCompile 'org.hamcrest:hamcrest-library:1.3'
+  testCompile 'junit:junit:4.12'
+  testCompile 'org.mockito:mockito-all:1.9.5'
+  testCompile 'org.slf4j:slf4j-simple:1.7.16'  // Not needed by Bazel
+
+  // Indirect dependency found by undeclared-dependency check. Such
+  // dependencies should go after all other compile and testCompile
+  // dependencies to avoid overriding them accidentally.
+  compile 'javax.servlet:javax.servlet-api:3.1.0' // google-api-client-appeng
 
   // Dependencies needed for jaxb compilation.
   // Use jaxb 2.2.11 because 2.3 is known to break the Ant task we use.
@@ -219,12 +228,13 @@ dependencies {
   css 'args4j:args4j:2.0.26'
 }
 
-task jaxbToJava() {
+task jaxbToJava {
   doLast {
     file(generatedDir).mkdirs()
 
-    // Temp dir to hold schema and bindings files. Files must be in the same directory because
-    // the bindings (.xjb) file does not declare relative paths to schema (.xsd) files.
+    // Temp dir to hold schema and bindings files. Files must be in the same
+    // directory because the bindings (.xjb) file does not declare relative
+    // paths to schema (.xsd) files.
     def xjcTempSourceDir = file("${temporaryDir}/xjc")
     xjcTempSourceDir.mkdirs()
     ant.copy(
@@ -252,7 +262,8 @@ task jaxbToJava() {
           dir: new File("$xjcTempSourceDir"),
           include: ['**/*.xsd'])
           .addToAntBuilder(ant, 'schema', FileCollection.AntType.FileSet)
-      // -npa: do not generate package-info.java files. They will be generated below.
+      // -npa: do not generate package-info.java files. They will be generated
+      // below.
       arg(line: '-npa -quiet -extension')
     }
     exec {
@@ -265,7 +276,7 @@ task jaxbToJava() {
   }
 }
 
-task soyToJava() {
+task soyToJava {
   ext.soyToJava = { javaPackage, outputDirectory, soyFiles ->
     javaexec {
       main = "com.google.template.soy.SoyParseInfoGenerator"
@@ -280,12 +291,17 @@ task soyToJava() {
 
   doLast {
 
-    soyToJava('google.registry.tools.soy', "${generatedDir}/google/registry/tools/soy",
-        fileTree(dir: "${javaDir}/google/registry/tools/soy", include: ['**/*.soy']))
+    soyToJava('google.registry.tools.soy',
+        "${generatedDir}/google/registry/tools/soy",
+        fileTree(
+            dir: "${javaDir}/google/registry/tools/soy",
+            include: ['**/*.soy']))
 
     soyToJava('google.registry.ui.soy.registrar',
         "${generatedDir}/google/registry/ui/soy/registrar",
-        fileTree(dir: "${javaDir}/google/registry/ui/soy/registrar", include: ['**/*.soy']))
+        fileTree(
+            dir: "${javaDir}/google/registry/ui/soy/registrar",
+            include: ['**/*.soy']))
 
     soyToJava('google.registry.ui.soy',
         "${generatedDir}/google/registry/ui/soy",
@@ -327,11 +343,16 @@ task stylesheetsToJavascript {
     def outputDir = "${project.buildDir}/resources/main/google/registry/ui/css"
     file("${outputDir}").mkdirs()
     def srcFiles = [
-        "${cssSourceDir}/console.css", "${cssSourceDir}/contact-settings.css",
-        "${cssSourceDir}/contact-us.css", "${cssSourceDir}/dashboard.css",
-        "${cssSourceDir}/epp.css", "${cssSourceDir}/forms.css",
-        "${cssSourceDir}/kd_components.css", "${cssSourceDir}/registry.css",
-        "${cssSourceDir}/resources.css", "${cssSourceDir}/security-settings.css"
+        "${cssSourceDir}/console.css",
+        "${cssSourceDir}/contact-settings.css",
+        "${cssSourceDir}/contact-us.css",
+        "${cssSourceDir}/dashboard.css",
+        "${cssSourceDir}/epp.css",
+        "${cssSourceDir}/forms.css",
+        "${cssSourceDir}/kd_components.css",
+        "${cssSourceDir}/registry.css",
+        "${cssSourceDir}/resources.css",
+        "${cssSourceDir}/security-settings.css"
     ]
     cssCompile("${outputDir}/registrar_bin", false, srcFiles)
     cssCompile("${outputDir}/registrar_dbg", true, srcFiles)
@@ -341,8 +362,8 @@ task stylesheetsToJavascript {
 compileJava.dependsOn jaxbToJava
 compileJava.dependsOn soyToJava
 
-// stylesheetsToJavascript must happen after processResources, which wipes the resources folder
-// before copying data into it.
+// stylesheetsToJavascript must happen after processResources, which wipes the
+// resources folder before copying data into it.
 stylesheetsToJavascript.dependsOn processResources
 classes.dependsOn stylesheetsToJavascript
 
@@ -350,15 +371,16 @@ classes.dependsOn stylesheetsToJavascript
 test {
   // Test exclusion patterns:
   // - *TestCase.java are inherited by concrete test classes.
-  // - *TestSuite.java are excluded to avoid duplicate execution of suite members. See README
-  //   in this directory for more information.
+  // - *TestSuite.java are excluded to avoid duplicate execution of suite
+  //    members. See README in this directory for more information.
   exclude "**/*TestCase.*", "**/*TestSuite.*"
 
-  // Use a single JVM to execute all tests. See README in this directory for more information.
+  // Use a single JVM to execute all tests. See README in this directory for
+  // more information.
   maxParallelForks 1
 
-  // Use a single thread to execute all tests in a JVM. See README in this directory for more
-  // information.
+  // Use a single thread to execute all tests in a JVM. See README in this
+  // directory for more information.
   forkEvery 1
 
   // Uncomment to see test outputs in stdout.