String () { if (var.getId() == null) { return threadId + "\t" + frameId + "\tFRAME\t" + var.getName(); } //Ok, this only happens when we're dealing with references with no proper scope given and we need to get //things by id (which is usually not ideal). In this case we keep the proper thread id and set the frame id //as the id of the object to be searched later on based on the list of all alive objects. return getThreadId() + "\t" + var.getId() + "\tBY_ID"; }