return the dependency group id . concode_field_sep String groupId concode_elem_sep String artifactId concode_elem_sep List<Exclusion> exclusions concode_elem_sep String version concode_field_sep String getVersion concode_elem_sep int hashCode concode_elem_sep int hashCode concode_elem_sep boolean equals concode_elem_sep boolean equals concode_elem_sep String toString concode_elem_sep String toString concode_elem_sep String getArtifactId concode_elem_sep String getArtifactId concode_elem_sep List<Exclusion> getExclusions
String function ( ) { return this . groupId ; }