The ICU Analysis plugin integrates Lucene ICU module into elasticsearch, adding ICU relates analysis components.
'org.elasticsearch:elasticsearch-analysis-icu:2.4.2'
<dependency>
<groupId>org.elasticsearch</groupId>
<artifactId>elasticsearch-analysis-icu</artifactId>
<version>2.4.2</version>
</dependency>
<dependency org="org.elasticsearch" name="elasticsearch-analysis-icu" rev="2.4.2"/>
"org.elasticsearch", "elasticsearch-analysis-icu", "2.4.2"