question: set the role , which selects the pipeline to run . concode_field_sep Logger logger concode_elem_sep TungstenProperties conf concode_field_sep void addStage concode_elem_sep void addPipeline concode_elem_sep void addPipeline concode_elem_sep void setProperty concode_elem_sep void addComponent concode_elem_sep void addProperty concode_elem_sep void validateComponentType concode_elem_sep TungstenProperties getConfig
target: void function ( String arg0 ) { conf . setString ( ReplicatorConf . ROLE , arg0 ) ; }