@Override
public void execute() {
long clock = (long) getInfra().clock.value();
Content_AmoebaSequencer ca = new Content_AmoebaSequencer(LastACK, "stuff");
if ((r.uniform() <= prob) && !bloquearEntrega && clock < .2 * finalTime) {
SENT = clock; // Registering clock of the last SENT
ca.ACKS.add(ACKS);
this.createMessage(clock, getAgentID(), Leader, REQ_SEQ, ca, -1);
ACKS.clean();
count++;
}
if ((clock - SENT >= ts) && (ACKS.size() > 0)) {
ca.ACKS.add(ACKS);
this.createMessage(clock, getAgentID(), Leader, ACK, ca, -1);
ACKS.clean();
SENT = clock;
getInfra().debug("p" + getAgentID() + " FLUSHED ACKS = " + ACKS.size());
}
if ((AmILeader) && (clock - DSENT >= ts) && (DLVS.size() > 0)) {
ca.DLVS.add(DLVS);
this.sendGroupMsg(clock, DLV, ca, ca.DLVS.min());
getInfra().debug("Enviando");
DLVS.clean();
DSENT = clock;
}
}
void checkingQuorum(Message msg, Content_AmoebaSequencer ca) {
long clock = (long) this.getInfra().clock.value();
// infra.debug("Sequencer: RECEIVING ACKS of p"+msg.sender+" = "+ca.ACKS);
for (int i = 0; i < ca.ACKS.size(); i++) {
int numSeq = ca.ACKS.toVector()[i];
quorum[numSeq]++;
getInfra().debug("seqpart " + numSeq + ": count " + quorum[numSeq]);
if (quorum[numSeq] == getInfra().nprocess) {
DLVS.add(numSeq);
ca.DLVS.add(DLVS);
getInfra().debug("being DELIVERING " + ca.DLVS);
getInfra().debug("seq " + numSeq + ": count " + quorum[numSeq]);
}
}
/*
* this.sendGroupMsg(clock, DLV, ca, ca.DLVS.min());
DLVS.clean();
DSENT = clock;
*
*/
Content_AmoebaSequencer ca1 = new Content_AmoebaSequencer(-1, "");
ca1.DLVS.add(DLVS);
if ((clock - DSENT >= ts) && (DLVS.size() > 0)) {
this.sendGroupMsg(clock, DLV, ca1, ca1.DLVS.min());
DLVS.clean();
DSENT = clock;
} else getInfra().debug("avoid DELIVERING " + DLVS);
}
@Override
public void receive(Message msg) {
Content_AmoebaSequencer ca;
long clock = (long) getInfra().clock.value();
switch (msg.type) {
case REQ_SEQ:
if (AmILeader) {
Sequential++;
ca = (Content_AmoebaSequencer) msg.content;
/*
* PROCESSA OS EMBEDDED ACKS
*/
ca = (Content_AmoebaSequencer) msg.content;
this.checkingQuorum(msg, ca);
/*
* ENVIA MSG
*/
ca.LastDLV = LastDLV;
ca.LastACK = LastACK;
msg.logicalClock = Sequential;
ca.contentMsg = msg;
ca.ACKS.clean();
// ca.DLVS.clean();
ca.DLVS.add(DLVS);
quorum[Sequential] = 0;
SENT = clock;
sendGroupMsg(clock, APP, ca, Sequential, true);
}
break;
case APP:
ca = (Content_AmoebaSequencer) msg.content;
msgs.add(msg.logicalClock, ca.getContentMsg());
// infra.debug("p"+ ID+ " received "+msg.logicalClock + " of
// p"+msg.sender+"("+msg.physicalClock+" at "+clock+")");
ca.ACKS.clean();
ACKS.add(msg.logicalClock);
ca.ACKS.add(ACKS);
// infra.debug("p"+msg.sender+" STATE ACKS = "+ca.ACKS);
if (clock - SENT >= ts) {
this.createMessage(clock, getAgentID(), Leader, ACK, ca, msg.logicalClock);
ACKS.clean();
SENT = clock;
// infra.debug("p"+msg.sender+" FLUSHED ACKS = "+ACKS.size());
}
/* VER EMBEDDED DELIVERIES */
break;
case ACK:
if (AmILeader) {
ca = (Content_AmoebaSequencer) msg.content;
this.checkingQuorum(msg, ca);
}
break;
case DLV:
ca = (Content_AmoebaSequencer) msg.content;
getInfra().debug("p" + getAgentID() + " DELIVERING MSG = " + msg.logicalClock);
getInfra().debug("p" + getAgentID() + " DELIVERING = " + ca.DLVS);
Message m;
for (int i = 0; i < ca.DLVS.size(); i++) {
int numSeq = ca.DLVS.toVector()[i];
if (msgs.checkTime(numSeq)) {
m = (Message) msgs.getMsgs(numSeq).get(0);
this.preDeliver(m);
deliver(m);
}
}
break;
}
}