mvn dependency:tree -Dincludes=io.netty
[INFO] Scanning for projects...
[INFO]
[INFO] ------------------------------------------------------------------------
[INFO] Building Apache Giraph Rexster I/O Formats 1.1.0-SNAPSHOT
[INFO] ------------------------------------------------------------------------
[INFO]
[INFO] --- maven-dependency-plugin:2.8:tree (default-cli) @ giraph-rexster-io ---
[INFO] org.apache.giraph:giraph-rexster-io:jar:1.1.0-SNAPSHOT
[INFO] +- org.apache.giraph:giraph-core:jar:1.1.0-SNAPSHOT:compile
[INFO] |  \- io.netty:netty-all:jar:4.0.14.Final:compile
[INFO] \- com.tinkerpop.blueprints:blueprints-neo4j-graph:jar:2.4.0:test
[INFO]    \- org.neo4j:neo4j-ha:jar:1.9.2:test
[INFO]       \- org.neo4j:neo4j-com:jar:1.9.2:test
[INFO]          \- io.netty:netty:jar:3.6.3.Final:test