/**
* Performs simulation.
*
* @param sendingNodes The source Nodes.
* @param receivingNodes The destination Nodes.
* @param syncTransmissionLength The length of a synchronous transmission in seconds. O =
* asynchronous transmission
*/
public void startSimulation(
ArrayList<Node> sendingNodes,
ArrayList<Node> receivingNodes,
ArrayList<Integer> syncTransmissionLength) {
int numberOfCompletedTransfers = 0;
int totalNumberOfTransfers = sendingNodes.size();
while (numberOfCompletedTransfers < totalNumberOfTransfers) {
for (int i = 0; i < totalNumberOfTransfers; i++) {
Node sender = sendingNodes.get(i);
Node receiver = receivingNodes.get(i);
int syncLength = syncTransmissionLength.get(i);
if (receiver.getIdle() == true && sender.getIdle() == true) {
// RTS and CTS performed
performHandshake(sender, receiver);
// Operations for Asynchronous transmission
if (syncLength == 0) {
// Check if the sender has files to send
int numFiles = sender.getNumOfFiles();
if (numFiles > 0) {
// Get the first file size
double fileSize = sender.getFiles().poll();
// Lower number of files
numFiles--;
sender.setNumOfFiles(numFiles);
// Test simulation
int simStatus = performAsyncTransmission(fileSize, sender, receiver);
numberOfCompletedTransfers += simStatus;
if (simStatus == 1) {
sender.reset();
receiver.reset();
// sendingNodes.remove(i);
// receivingNodes.remove(i);
}
}
}
// Operations for Synchronous transmission
else if (syncLength > 0) {
int simStatus = performSyncTransmission(syncLength, sender, receiver);
numberOfCompletedTransfers += simStatus;
if (simStatus == 1) {
sender.reset();
receiver.reset();
// sendingNodes.remove(i);
// receivingNodes.remove(i);
}
}
}
// Operations for sender backoff
else if (receiver.getIdle() == false && sender.getIdle() == true) {
int simStatus = performBackoff(sender);
numberOfCompletedTransfers += simStatus;
if (simStatus == 1) {
sender.reset();
sendingNodes.remove(i);
receivingNodes.remove(i);
}
}
}
}
}
