The memcached transport plugin allows to use the REST interface over memcached.
'org.elasticsearch:elasticsearch-transport-memcached:2.2.0'
<dependency>
<groupId>org.elasticsearch</groupId>
<artifactId>elasticsearch-transport-memcached</artifactId>
<version>2.2.0</version>
</dependency>
<dependency org="org.elasticsearch" name="elasticsearch-transport-memcached" rev="2.2.0"/>
"org.elasticsearch", "elasticsearch-transport-memcached", "2.2.0"