adds an activity execution to the hierarchy concode_field_sep HashMap<ActivityExecution,List<ActivityExecution>> callee concode_elem_sep HashMap<ActivityExecution,ActivityExecution> caller concode_field_sep List<ActivityExecution> getDirectCallees concode_elem_sep ActivityExecution getCaller concode_elem_sep HashMap<ActivityExecution,ActivityExecution> getCaller concode_elem_sep void removeExecution concode_elem_sep List<ActivityExecution> getAllCallees concode_elem_sep HashMap<ActivityExecution,List<ActivityExecution>> getCallee concode_elem_sep ActivityExecution getRootCaller
void function ( ActivityExecution arg0 , ActivityExecution arg1 ) { callee . put ( arg0 , new ArrayList < ActivityExecution > ( ) ) ; caller . put ( arg0 , arg1 ) ; if ( arg1 != null ) { callee . get ( arg1 ) . add ( arg0 ) ; } }