public Conversation insertNewConversation(long rmt_ip, int lcl_port, int rmt_port) {
gc();
Conversation conv = new Conversation(rmt_ip, lcl_port, rmt_port);
modLong.setLong(rmt_ip);
modInt.setInt((lcl_port << 16) | (rmt_port & 0xFFFF));
ModInteger mInt = new ModInteger();
mInt.setInt((lcl_port << 16) | (rmt_port & 0xFFFF));
HashMap portsMap = (HashMap) hostsMap.get(modLong);
if (portsMap == null) {
ModLong mLong = new ModLong();
mLong.setLong(rmt_ip);
portsMap = new HashMap();
hostsMap.put(mLong, portsMap);
}
portsMap.put(mInt, conv);
allConversations.add(conv);
hasChanged = true;
return conv;
}
/*
* Note: When the list of connections grows large copying will be longer
* and longer, so it's better to return the previous set then to lock and
* wait until the copy is completed, later this will be changed to using an
* array so that the problem is not here and done w/o synch.
*
* large is 3000+ connecations.
*/
public Conversation[] getArray() {
if (hasChanged || convArr == null) {
hasChanged = false;
try {
Conversation[] tmp = (Conversation[]) allConversations.toArray(new Conversation[] {});
convArr = tmp;
} catch (Exception e) {
}
}
return convArr;
}
public void readIn(DataInputStream din) throws IOException {
Iterator it = allConversations.iterator();
while (it.hasNext()) {
Conversation conv = (Conversation) it.next();
conv.setUsed(false);
}
int count = din.readInt();
for (int i = 0; i < count; i++) {
readConv.readIn(din);
Conversation existing =
findConversation(readConv.getRmt_ip(), readConv.getLcl_port(), readConv.getRmt_port());
existing.setUsed(true);
existing.setInfo(readConv);
}
removeUnused();
}
public Conversation removeConversation(long rmt_ip, int lcl_port, int rmt_port) {
modLong.setLong(rmt_ip);
modInt.setInt((lcl_port << 16) | (rmt_port & 0xFFFF));
HashMap portsMap = (HashMap) hostsMap.get(modLong);
Conversation conv = null;
if (portsMap != null) {
conv = (Conversation) portsMap.remove(modInt);
if (conv != null) {
if (portsMap.size() == 0) {
hostsMap.remove(modLong);
}
}
}
allConversations.remove(conv);
return conv;
}
public int convCount() {
return allConversations.size();
}