/** USES R-R SCHEDULING TO SERVICE THE PORTS */
public boolean step(double TimeStep) {
absoluteTime++;
int noOfDataPorts = 0;
for (int x = 0; x < noOfPorts; x++) {
if (ports[x].hasData()) {
noOfDataPorts++;
}
}
if (noOfDataPorts == 1) {
for (int i = 0; i < noOfPorts; i++) {
if (ports[i].hasData()) {
Packet packet = ports[i].getPacket(this);
modUI.getModWin().msg.append("\nFrom:" + i + " To:");
for (int j = 0; j < noOfPorts; j++) {
if (j != i) {
modUI.getModWin().msg.append(" " + j);
Packet tempPacket = new Packet(packet);
tempPacket.dataUI = null;
ports[j].putPacket(tempPacket, this);
ports[j].setActive(true);
newPacket = true;
}
}
return true;
}
}
} else if (noOfDataPorts > 1) {
modUI.getModWin().msg.append("\nMultiple Packets, ports: ");
for (int i = 0; i < noOfPorts; i++) {
if (ports[i].hasData()) {
modUI.getModWin().msg.append(" " + i);
Packet packet = ports[i].getPacket(this);
for (int j = 0; j < noOfPorts; j++) {
Packet tempPacket = new Packet(packet);
tempPacket.dataUI = null;
tempPacket.gotCorrupted();
ports[j].putPacket(tempPacket, this);
ports[j].setActive(true);
newPacket = true;
}
return false;
}
}
}
// boolean Success or failure
return true;
}
/**
* Adds a new port (connection)
*
* @return The error code if any. e.g. ERROR_ALREADY_MAX_ports is returned if no more ports of
* type wireType can be handeled by this module.
*/
public int addPort(Port port, int wireType) {
if (noOfPorts < MAXPORTS) {
ports[noOfPorts++] = port;
port.setActive(true);
modUI.getModWin().msg.append("\nADDED port " + noOfPorts);
return 1;
} else return ERROR_ALREADY_MAX_PORTS;
}