private boolean shouldMerge(MessageQueue trees) {
MessageTree tree = trees.peek();
if (tree != null) {
long firstTime = tree.getMessage().getTimestamp();
int maxDuration = 1000 * 30;
if (System.currentTimeMillis() - firstTime > maxDuration
|| trees.size() >= MAX_CHILD_NUMBER) {
return true;
}
}
return false;
}
@Override
public void run() {
m_active = true;
while (m_active) {
ChannelFuture channel = m_manager.channel();
if (channel != null && checkWritable(channel)) {
try {
MessageTree tree = m_queue.poll();
if (tree != null) {
sendInternal(tree);
tree.setMessage(null);
}
} catch (Throwable t) {
m_logger.error("Error when sending message over TCP socket!", t);
}
} else {
try {
Thread.sleep(5);
} catch (Exception e) {
// ignore it
m_active = false;
}
}
}
}
@Override
public void send(MessageTree tree) {
if (isAtomicMessage(tree)) {
boolean result = m_atomicTrees.offer(tree, m_manager.getSample());
if (!result) {
logQueueFullInfo(tree);
}
} else {
boolean result = m_queue.offer(tree, m_manager.getSample());
if (!result) {
logQueueFullInfo(tree);
}
}
}
private MessageTree mergeTree(MessageQueue trees) {
int max = MAX_CHILD_NUMBER;
DefaultTransaction tran = new DefaultTransaction("_CatMergeTree", "_CatMergeTree", null);
MessageTree first = trees.poll();
tran.setStatus(Transaction.SUCCESS);
tran.setCompleted(true);
tran.setDurationInMicros(0);
tran.addChild(first.getMessage());
while (max >= 0) {
MessageTree tree = trees.poll();
if (tree == null) {
break;
}
tran.addChild(tree.getMessage());
m_factory.reuse(tree.getMessageId());
max--;
}
((DefaultMessageTree) first).setMessage(tran);
return first;
}