/** * We need to resend our first message with our conn_id * * @param sender * @param seqno Resend the non null messages in the range [lowest .. seqno] */ protected void handleResendingOfFirstMessage(Address sender, long seqno) { if (log.isTraceEnabled()) log.trace(local_addr + " <-- SEND_FIRST_SEQNO(" + sender + "," + seqno + ")"); SenderEntry entry = send_table.get(sender); Table<Message> win = entry != null ? entry.sent_msgs : null; if (win == null) { if (log.isErrorEnabled()) log.error(local_addr + ": sender window for " + sender + " not found"); return; } boolean first_sent = false; for (long i = win.getLow() + 1; i <= seqno; i++) { Message rsp = win.get(i); if (rsp == null) continue; if (first_sent) { down_prot.down(new Event(Event.MSG, rsp)); } else { first_sent = true; // We need to copy the UnicastHeader and put it back into the message because Message.copy() // doesn't copy // the headers and therefore we'd modify the original message in the sender retransmission // window // (https://jira.jboss.org/jira/browse/JGRP-965) Message copy = rsp.copy(); Unicast2Header hdr = (Unicast2Header) copy.getHeader(this.id); Unicast2Header newhdr = hdr.copy(); newhdr.first = true; copy.putHeader(this.id, newhdr); down_prot.down(new Event(Event.MSG, copy)); } } }