public DictionariesSerialization()
{
_serializer = Binary.Create(new Settings {
SerializationMode = Mode.Graph
});
_dict = new Dictionary <int, int>();
_immDict = ImmutableDictionary <int, int> .Empty;
_immSortedDict = ImmutableSortedDictionary <int, int> .Empty;
_sasaTrie = Trie <int, int> .Empty;
_hashMap = HashMap <int, int> .Empty;
for (int i = 0; i < 10000; ++i)
{
_dict.Add(i, i);
_immDict = _immDict.SetItem(i, i);
_immSortedDict = _immSortedDict.SetItem(i, i);
_sasaTrie = _sasaTrie.Add(i, i);
_hashMap = _hashMap.SetItem(i, i);
}
_dStream = new MemoryStream();
_idStream = new MemoryStream();
_isdStream = new MemoryStream();
_sasaStream = new MemoryStream();
_hashMapStream = new MemoryStream();
_serializer.Write(_dict, _dStream);
_serializer.Write(_immDict, _idStream);
_serializer.Write(_immSortedDict, _isdStream);
_serializer.Write(_sasaTrie, _sasaStream);
_serializer.Write(_hashMap, _hashMapStream);
}
/// <summary>
/// Delivers the given <paramref name="message"/> to a <paramref name="destination"/>. The delivery of <paramref name="message"/> is identified by
/// the given <paramref name="deliveryId"/> which must be unique in context of the sending actor. The message is
/// tracked as unconfirmed message until delivery is confirmed by persisting a confirmation event
/// with `persistConfirmation`, using the same `deliveryId`.
/// </summary>
public void Deliver(string deliveryId, object message, ActorPath destination)
{
unconfirmed = unconfirmed.SetItem(deliveryId, new DeliveryAttempt(deliveryId, message, destination));
if (!IsRecovering)
{
Send(message, destination);
}
}
protected override ImmutableSortedDictionary <TKey, TValue> SetValues(ImmutableSortedDictionary <TKey, TValue> values, ref ArraySegment <KeyValuePair <TKey, TValue> > newValues, ISerializationContext context)
{
if (newValues.Count == 1)
{
var pair = newValues.Singleton();
return(values.SetItem(pair.Key, pair.Value));
}
return(values.SetItems(newValues));
}
/// <summary>
/// TBD
/// </summary>
/// <param name="destination">TBD</param>
/// <param name="deliveryMessageMapper">TBD</param>
/// <param name="isRecovering">TBD</param>
/// <exception cref="MaxUnconfirmedMessagesExceededException">
/// This exception is thrown when the actor exceeds the <see cref="MaxUnconfirmedMessages"/> count.
/// </exception>
public void Deliver(ActorPath destination, Func <long, object> deliveryMessageMapper, bool isRecovering)
{
if (_unconfirmed.Count >= MaxUnconfirmedMessages)
{
throw new MaxUnconfirmedMessagesExceededException(
$"{_context.Self} has too many unconfirmed messages. Maximum allowed is {MaxUnconfirmedMessages}");
}
long deliveryId = NextDeliverySequenceNr();
DateTime now = isRecovering ? DateTime.UtcNow - RedeliverInterval : DateTime.UtcNow;
var delivery = new Delivery(destination, deliveryMessageMapper(deliveryId), now, 0);
if (isRecovering)
{
_unconfirmed = _unconfirmed.SetItem(deliveryId, delivery);
}
else
{
Send(deliveryId, delivery, now);
}
}
public IPackageInfo Fetch(string packageId)
{
IPackageInfo package = sources.FetchPackage(packageId);
if (package == null)
{
return(null);
}
packages = packages.SetItem(package.Id, package);
return(package);
}
public void AddOrUpdate(string configPath)
{
IConfig config = BuildConfig(configPath);
if (config == null)
{
return;
}
string key = configPath.GetFullConsolidatedPath();
configs.SetItem(key, config);
}
private void SetProject(string projectPath, bool fetch)
{
IProject project = BuildProject(projectPath, fetch);
if (project == null)
{
return;
}
string key = projectPath.GetFullConsolidatedPath();
projects = projects.SetItem(key, project);
}
private static ImmutableSortedDictionary <DateTime, State> AddOrUpdateStatesDictAndCleanOld(
ImmutableSortedDictionary <DateTime, State> states, State newState,
DateTime now)
{
var minEventTime = now - TimeSpan.FromMinutes(1);
var old = states.Keys.SkipWhile(e => e < minEventTime);
states = states.RemoveRange(old);
if (states.TryGetValue(now, out var oldState))
{
newState = new State(oldState, newState);
}
return(states.SetItem(now, newState));
}
public ParseResult <V> TryParseAt <V>(ICharParser <V> parser, int pos, int len)
{
long parserId = idgen.GetId(parser);
PosLenId posLenId = new PosLenId(pos, len, parserId);
if (memoTable.ContainsKey(posLenId))
{
return((ParseResult <V>)memoTable[posLenId]);
}
else
{
ParseResult <V> r = parser.TryParse(this, pos, len);
memoTable = memoTable.SetItem(posLenId, r);
return(r);
}
}
public override OperationResult <TKey, TValue> Apply(ref ImmutableSortedDictionary <TKey, Sequenced <TValue> > dictionary)
{
if (dictionary == null)
{
throw new ArgumentNullException(nameof(dictionary));
}
if (dictionary.ContainsKey(Key))
{
var val = _sequenceId == -1 ? new Sequenced <TValue>(Value) : new Sequenced <TValue>(Value, _sequenceId);
_sequenceId = val.SequenceId;
dictionary = dictionary.SetItem(Key, val);
return(new UpdateOperationResult <TKey, TValue>(keyNotFound: false));
}
return(new UpdateOperationResult <TKey, TValue>(keyNotFound: true));
}
void Test()
{
ImmutableSortedDictionary <int, string> sortedDictionary = ImmutableSortedDictionary <int, string> .Empty;
sortedDictionary = sortedDictionary.Add(10, "Ten");
sortedDictionary = sortedDictionary.Add(21, "Twenty-One");
sortedDictionary = sortedDictionary.SetItem(10, "Diez");
// Displays "10Diez" followed by "21Twenty-One".
foreach (KeyValuePair <int, string> item in sortedDictionary)
{
Trace.WriteLine(item.Key + item.Value);
}
string ten = sortedDictionary[10];
// ten == "Diez"
sortedDictionary = sortedDictionary.Remove(21);
}
/// <summary>
/// Increment the version for the node passed as argument. Returns a new VectorClock.
/// </summary>
/// <param name="node">Increment the vector clock value for a particular node.</param>
/// <returns>An updated <see cref="VectorClock"/> instance.</returns>
public VectorClock Increment(Node node)
{
var currentTimestamp = _versions.GetOrElse(node, Timestamp.Zero);
return(new VectorClock(_versions.SetItem(node, currentTimestamp + 1)));
}
/// <summary>
/// Adds or replaces.
/// </summary>
/// <param name="k">Key</param>
/// <param name="v">Value</param>
/// <returns>New dictionary with the (key, value) pair added or replaced.</returns>
public DictionaryDatum Add(Datum k, Datum v)
{
return(new DictionaryDatum(dict.SetItem(k, v)));
}
public Tree Update(string path, TreeEntry entry) => new Tree(_items.SetItem(path, entry));
static void Main(string[] args)
{
// 不可变栈和队列
ImmutableStack <int> stack = ImmutableStack <int> .Empty;
stack = stack.Push(13);
stack = stack.Push(7);
foreach (int item in stack)
{
Console.WriteLine(item);
}
int lastItem;
stack = stack.Pop(out lastItem);
Console.WriteLine(lastItem);
// 队列和栈类似
ImmutableQueue <int> queue = ImmutableQueue <int> .Empty;
queue = queue.Enqueue(13);
queue = queue.Enqueue(7);
// 在7之前显示13
foreach (int item in queue)
{
Console.WriteLine(item);
}
int nextItem;
queue = queue.Dequeue(out nextItem);
// 只显示13
Console.WriteLine(nextItem);
//不可变列表
ImmutableList <int> list = ImmutableList <int> .Empty;
list = list.Insert(0, 13);
list = list.Insert(0, 7);
// 在13之前显示7
foreach (int item in list)
{
Console.WriteLine(item);
}
list = list.RemoveAt(1);
//不可变set
//hash的
ImmutableHashSet <int> hashSet = ImmutableHashSet <int> .Empty;
hashSet = hashSet.Add(13);
hashSet = hashSet.Add(7);
// 以不可预知的顺序显示7和13
foreach (int item in hashSet)
{
Console.WriteLine(item);
}
hashSet = hashSet.Remove(7);
//sorted
ImmutableSortedSet <int> sortedSet = ImmutableSortedSet <int> .Empty;
sortedSet = sortedSet.Add(13);
sortedSet = sortedSet.Add(7);
// 在13之前显示7
foreach (int item in sortedSet)
{
Console.WriteLine(item);
}
int smallestItem = sortedSet[0];
// smallestItem == 7
sortedSet = sortedSet.Remove(7);
//不可变Dictionary
//无排序
ImmutableDictionary <int, string> dictionary =
ImmutableDictionary <int, string> .Empty;
dictionary = dictionary.Add(10, "Ten");
dictionary = dictionary.Add(21, "Twenty-One");
dictionary = dictionary.SetItem(10, "Diez");
// 以不可预知的顺序显示10Diez和21Twenty-One
foreach (KeyValuePair <int, string> item in dictionary)
{
Console.WriteLine(item.Key + item.Value);
}
string ten = dictionary[10];
// ten == "Diez"
dictionary = dictionary.Remove(21);
//有排序
ImmutableSortedDictionary <int, string> sortedDictionary =
ImmutableSortedDictionary <int, string> .Empty;
sortedDictionary = sortedDictionary.Add(10, "Ten");
sortedDictionary = sortedDictionary.Add(21, "Twenty-One");
sortedDictionary = sortedDictionary.SetItem(10, "Diez");
// 在21Twenty-One之前显示10Diez
foreach (KeyValuePair <int, string> item in sortedDictionary)
{
Console.WriteLine(item.Key + item.Value);
}
ten = sortedDictionary[10];
// ten == "Diez"
sortedDictionary = sortedDictionary.Remove(21);
//线程安全的字典
var cd = new ConcurrentDictionary <int, string>();
string newvalue = cd.AddOrUpdate(0, key => "Zero", (key, oldvalue) => "Zero");
bool keyExists = cd.TryGetValue(0, out string currentvalue);
if (keyExists)
{
Console.WriteLine(currentvalue);
}
bool keyExisted = cd.TryRemove(0, out currentvalue);
{
Console.WriteLine(currentvalue);
}
//阻塞队列
BlockingCollection <int> blockQueue = new BlockingCollection <int>();
blockQueue.Add(7);
blockQueue.Add(13);
blockQueue.CompleteAdding(); //标记完成
//消费者消费
foreach (int item in blockQueue.GetConsumingEnumerable())
{
Console.WriteLine(item);
}
// 异步队列
Channel <int> channelQueue = Channel.CreateUnbounded <int>();
//生产者代码
ChannelWriter <int> writer = channelQueue.Writer;
var t = writer.WriteAsync(7);
var t2 = writer.WriteAsync(13);
writer.Complete();
Task.WhenAll(t.AsTask(), t2.AsTask()).Wait();
//消费者代码
ChannelReader <int> reader = channelQueue.Reader;
ReaderCode(reader).Wait();
//使用TPL完成
var asyncQueue = new BufferBlock <int>();
//生产者代码
var t3 = asyncQueue.SendAsync(7);
var t4 = asyncQueue.SendAsync(13);
asyncQueue.Complete();
Task.WhenAll(t3, t4).Wait();
//消费者代码
TPLReaderCode(asyncQueue).Wait();
//节流队列的几种创建方式
Channel <int> cq = Channel.CreateBounded <int>(1);
BufferBlock <int> b = new BufferBlock <int>(new DataflowBlockOptions {
BoundedCapacity = 1
});
BlockingCollection <int> bb = new BlockingCollection <int>(boundedCapacity: 1);
//采样队列的几种创建方式
cq = Channel.CreateBounded <int>(new BoundedChannelOptions(1)
{
FullMode = BoundedChannelFullMode.DropOldest
});
//使用ActionBlock来定义阻塞异步队列
BlockAsyncQueue().Wait();
}
