question: used when assigning clusters . concode_field_sep int RETAIN_ON_AMOUNT concode_elem_sep String[] outputs concode_elem_sep int cluster concode_elem_sep int clientId concode_elem_sep boolean independent concode_elem_sep String query concode_elem_sep String[] inputs concode_elem_sep int retainCriterion concode_elem_sep int retain concode_elem_sep String operation concode_elem_sep String queryString concode_elem_sep int NO_RETAIN concode_elem_sep int RETAIN_ON_TIME concode_elem_sep int stratum concode_elem_sep String[] retainTypes concode_elem_sep int RETAIN_ON_CONDITION concode_elem_sep int id concode_field_sep void setCluster concode_elem_sep void setIndependent concode_elem_sep String[] getOutputs concode_elem_sep int getClientId concode_elem_sep int getStratum concode_elem_sep void setQueryString concode_elem_sep String getQueryString concode_elem_sep String[] getRetainingQueryTypes concode_elem_sep int getId concode_elem_sep void setStratum concode_elem_sep int getCluster concode_elem_sep int getRetainCriterion concode_elem_sep void setId concode_elem_sep String getOperation concode_elem_sep String[] getInputs concode_elem_sep String toString concode_elem_sep String getQuery concode_elem_sep int getRetain concode_elem_sep void setClientId
target: boolean function ( ) { return independent ; }