RxJava-Optional is an library that allows developers to use Optional using RxJava
'com.eccyan:rxjava-optional:1.1.1'
<dependency>
<groupId>com.eccyan</groupId>
<artifactId>rxjava-optional</artifactId>
<version>1.1.1</version>
</dependency>
<dependency org="com.eccyan" name="rxjava-optional" rev="1.1.1"/>
"com.eccyan", "rxjava-optional", "1.1.1"