private void gc() {
if (gcTime == -1) {
return;
}
long curTime = System.currentTimeMillis();
if ((curTime - lastTime) > gcTime) {
int collected = 0;
lastTime = curTime;
Conversation[] cons = getArray();
for (int i = 0; i < cons.length; i++) {
Conversation c = cons[i];
long l = c.getLastActive();
if ((curTime - l) > convTime) {
collected++;
removeConversation(c.getRmt_ip(), c.getLcl_port(), c.getRmt_port());
}
}
}
}
