Java 8 Converter

A Converter which supports Java 8's Optional<T> by delegating to other converters for T and then wrapping it into Optional.

Download

Download the latest JAR or grab via Maven:

<dependency>
  <groupId>com.squareup.retrofit2</groupId>
  <artifactId>converter-java8</artifactId>
  <version>latest.version</version>
</dependency>

or Gradle:

implementation 'com.squareup.retrofit2:converter-java8:latest.version'

Snapshots of the development version are available in Sonatype's snapshots repository.