4.0.0 com.squareup.retrofit2 retrofit-adapters 2.6.3 ../pom.xml adapter-guava Adapter: Guava ${project.groupId} retrofit ${project.version} com.google.guava guava com.google.code.findbugs jsr305 provided junit junit test org.assertj assertj-core test com.squareup.okhttp3 mockwebserver test org.apache.maven.plugins maven-jar-plugin retrofit2.adapter.guava