private void restoreTimers(DataInputView in) throws IOException {
int numWatermarkTimers = in.readInt();
watermarkTimers = new HashSet<>(numWatermarkTimers);
watermarkTimersQueue = new PriorityQueue<>(Math.max(numWatermarkTimers, 1));
for (int i = 0; i < numWatermarkTimers; i++) {
K key = keySerializer.deserialize(in);
W window = windowSerializer.deserialize(in);
long timestamp = in.readLong();
Timer<K, W> timer = new Timer<>(timestamp, key, window);
watermarkTimers.add(timer);
watermarkTimersQueue.add(timer);
}
int numProcessingTimeTimers = in.readInt();
processingTimeTimersQueue = new PriorityQueue<>(Math.max(numProcessingTimeTimers, 1));
processingTimeTimers = new HashSet<>();
for (int i = 0; i < numProcessingTimeTimers; i++) {
K key = keySerializer.deserialize(in);
W window = windowSerializer.deserialize(in);
long timestamp = in.readLong();
Timer<K, W> timer = new Timer<>(timestamp, key, window);
processingTimeTimersQueue.add(timer);
processingTimeTimers.add(timer);
}
int numProcessingTimeTimerTimestamp = in.readInt();
processingTimeTimerTimestamps = HashMultiset.create();
for (int i = 0; i < numProcessingTimeTimerTimestamp; i++) {
long timestamp = in.readLong();
int count = in.readInt();
processingTimeTimerTimestamps.add(timestamp, count);
}
}
/**
* Constructs a new {@code Context} by reading from a {@link DataInputView} that contains a
* serialized context that we wrote in {@link
* #writeToState(StateBackend.CheckpointStateOutputView)}
*/
@SuppressWarnings("unchecked")
protected Context(DataInputView in, ClassLoader userClassloader) throws Exception {
this.key = keySerializer.deserialize(in);
this.window = windowSerializer.deserialize(in);
this.watermarkTimer = in.readLong();
this.processingTimeTimer = in.readLong();
int stateSize = in.readInt();
byte[] stateData = new byte[stateSize];
in.read(stateData);
state = InstantiationUtil.deserializeObject(stateData, userClassloader);
this.windowBuffer = windowBufferFactory.create();
int numElements = in.readInt();
MultiplexingStreamRecordSerializer<IN> recordSerializer =
new MultiplexingStreamRecordSerializer<>(inputSerializer);
for (int i = 0; i < numElements; i++) {
windowBuffer.storeElement(recordSerializer.deserialize(in).<IN>asRecord());
}
}
@Override
public void read(DataInputView in) throws IOException {
this.lowerPart = in.readLong();
this.upperPart = in.readLong();
}