final public class Table {
/* Constants */
- static final int FREE_SLOTS = 10; // Number of slots that should be kept free
+ static final int FREE_SLOTS = 2; // Number of slots that should be kept free // 10
static final int SKIP_THRESHOLD = 10;
static final double RESIZE_MULTIPLE = 1.2;
static final double RESIZE_THRESHOLD = 0.75;
private long oldestLiveSlotSequenceNumver = 0; // Smallest sequence number of the slot with a live entry
private long localMachineId = 0; // Machine ID of this client device
private long sequenceNumber = 0; // Largest sequence number a client has received
+ private long localSequenceNumber = 0;
+
// private int smallestTableStatusSeen = -1; // Smallest Table Status that was seen in the latest slots sent from the server
// private int largestTableStatusSeen = -1; // Largest Table Status that was seen in the latest slots sent from the server
private long localTransactionSequenceNumber = 0; // Local sequence number counter for transactions
int casdasd = 0;
+ int liveslo = 0;
+
for (long i = o; i < (n + 1); i++) {
Slot s = buffer.getSlot(i);
+
+ if (s.isLive()) {
+ liveslo++;
+ }
+
Vector<Entry> entries = s.getEntries();
for (Entry e : entries) {
int type = e.getType();
- if(type == 6)
- {
+ if (type == 6) {
RejectedMessage rej = (RejectedMessage)e;
casdasd++;
System.out.println(i + " " + types[i]);
}
System.out.println("Live count: " + livec);
+ System.out.println("Live Slot count: " + liveslo);
+
System.out.println("Dead count: " + deadc);
System.out.println("Old: " + o);
System.out.println("New: " + n);
cloud.initSecurity();
// Create the first insertion into the block chain which is the table status
- Slot s = new Slot(this, 1, localMachineId);
+ Slot s = new Slot(this, 1, localMachineId, localSequenceNumber);
+ localSequenceNumber++;
TableStatus status = new TableStatus(s, numberOfSlots);
s.addEntry(status);
Slot[] array = cloud.putSlot(s, numberOfSlots);
Slot[] newslots = cloud.getSlots(sequenceNumber + 1);
validateAndUpdate(newslots, true);
sendToServer(null);
- updateLiveTransactionsAndStatus();
+ updateLiveTransactionsAndStatus();
}
}
NewKey newKey = new NewKey(null, keyName, machineId);
+
if (sendToServer(newKey)) {
// If successfully inserted
return true;
bufferResizeThreshold = resizeLower - 1 + random.nextInt(numberOfSlots - resizeLower);
}
+ public long getLocalSequenceNumber() {
+ return localSequenceNumber;
+ }
+
boolean lastInsertedNewKey = false;
}
+
try {
// While we have stuff that needs inserting into the block chain
while ((pendingTransactionQueue.size() > 0) || (pendingSendArbitrationRounds.size() > 0) || (newKey != null)) {
+
fromRetry = false;
if (hadPartialSendToServer) {
}
// Create the slot
- Slot slot = new Slot(this, sequenceNumber + 1, localMachineId, buffer.getSlot(sequenceNumber).getHMAC());
+ Slot slot = new Slot(this, sequenceNumber + 1, localMachineId, buffer.getSlot(sequenceNumber).getHMAC(), localSequenceNumber);
+ localSequenceNumber++;
// Try to fill the slot with data
ThreeTuple<Boolean, Integer, Boolean> fillSlotsReturn = fillSlot(slot, false, newKey);
bbEncode.putInt(0);
// Send by local
- byte[] returnData = cloud.sendLocalData(sendData, localCommunicationInformation.getFirst(), localCommunicationInformation.getSecond());
+ byte[] returnData = cloud.sendLocalData(sendData, localSequenceNumber, localCommunicationInformation.getFirst(), localCommunicationInformation.getSecond());
+ localSequenceNumber++;
if (returnData == null) {
// Could not contact server
// Send by local
- byte[] returnData = cloud.sendLocalData(sendData, localCommunicationInformation.getFirst(), localCommunicationInformation.getSecond());
+ byte[] returnData = cloud.sendLocalData(sendData, localSequenceNumber, localCommunicationInformation.getFirst(), localCommunicationInformation.getSecond());
+ localSequenceNumber++;
if (returnData == null) {
// Could not contact server
entry.encode(bbEncode);
}
+
+ localSequenceNumber++;
return returnData;
}
* Returns false if a resize was needed
*/
private ThreeTuple<Boolean, Integer, Boolean> fillSlot(Slot slot, boolean resize, NewKey newKeyEntry) {
+
+
int newSize = 0;
if (liveSlotCount > bufferResizeThreshold) {
resize = true; //Resize is forced
+
}
if (resize) {
if (newKeyEntry != null) {
newKeyEntry.setSlot(slot);
if (slot.hasSpace(newKeyEntry)) {
+
slot.addEntry(newKeyEntry);
inserted = true;
}
if (expectedsize > currMaxSize) {
expectedsize = currMaxSize;
}
-
- // System.out.println("" + expectedsize);
-
}
// Change the number of local slots to the new size
numberOfSlots = (int)currMaxSize;
+
// Recalculate the resize threshold since the size of the local buffer has changed
setResizeThreshold();
}
pendingSendArbitrationRounds.clear();
} else {
for (int i = 0; i < numberToDelete; i++) {
- pendingSendArbitrationRounds.remove(pendingSendArbitrationRounds.size() - 1);
+ pendingSendArbitrationRounds.removeIndex(pendingSendArbitrationRounds.size() - 1);
}
}
throw new Error("Server Error: Invalid HMAC Chain" + currSlot + " " + prevSlot);
}
}
-}
\ No newline at end of file
+}