public MemoryChainStateStorage(ChainedHeader chainTip = null, int?unspentTxCount = null, int?totalTxCount = null, int?totalInputCount = null, int?totalOutputCount = null, int?unspentOutputCount = null, ImmutableSortedDictionary <UInt256, ChainedHeader> headers = null, ImmutableSortedDictionary <UInt256, UnspentTx> unspentTransactions = null, ImmutableDictionary <int, BlockSpentTxes> blockSpentTxes = null, ImmutableDictionary <UInt256, IImmutableList <UnmintedTx> > blockUnmintedTxes = null)
{
this.chainTip = CommittedRecord <ChainedHeader> .Initial(chainTip);
this.unspentTxCount = CommittedRecord <int> .Initial(unspentTxCount ?? 0);
this.unspentOutputCount = CommittedRecord <int> .Initial(unspentOutputCount ?? 0);
this.totalTxCount = CommittedRecord <int> .Initial(totalTxCount ?? 0);
this.totalInputCount = CommittedRecord <int> .Initial(totalInputCount ?? 0);
this.totalOutputCount = CommittedRecord <int> .Initial(totalOutputCount ?? 0);
this.headers = CommittedRecord <ImmutableSortedDictionary <UInt256, ChainedHeader> .Builder> .Initial(
headers?.ToBuilder() ?? ImmutableSortedDictionary.CreateBuilder <UInt256, ChainedHeader>());
this.unspentTransactions = CommittedRecord <ImmutableSortedDictionary <UInt256, UnspentTx> .Builder> .Initial(
unspentTransactions?.ToBuilder() ?? ImmutableSortedDictionary.CreateBuilder <UInt256, UnspentTx>());
this.unspentTxOutputs = CommittedRecord <ImmutableSortedDictionary <TxOutputKey, TxOutput> .Builder> .Initial(
ImmutableSortedDictionary.CreateBuilder <TxOutputKey, TxOutput>());
this.blockSpentTxes = CommittedRecord <ImmutableDictionary <int, BlockSpentTxes> .Builder> .Initial(
blockSpentTxes?.ToBuilder() ?? ImmutableDictionary.CreateBuilder <int, BlockSpentTxes>());
this.blockUnmintedTxes = CommittedRecord <ImmutableDictionary <UInt256, IImmutableList <UnmintedTx> > .Builder> .Initial(
blockUnmintedTxes?.ToBuilder() ?? ImmutableDictionary.CreateBuilder <UInt256, IImmutableList <UnmintedTx> >());
}
public MemoryChainStateStorage(Chain chain = null, ImmutableSortedDictionary <UInt256, UnspentTx> unspentTransactions = null, ImmutableDictionary <int, IImmutableList <SpentTx> > blockSpentTxes = null)
{
this.chain = chain != null?chain.ToBuilder() : new ChainBuilder();
this.unspentTransactions = unspentTransactions != null?unspentTransactions.ToBuilder() : ImmutableSortedDictionary.CreateBuilder <UInt256, UnspentTx>();
this.blockSpentTxes = blockSpentTxes != null?blockSpentTxes.ToBuilder() : ImmutableDictionary.CreateBuilder <int, IImmutableList <SpentTx> >();
}
public static ImmutableSortedDictionary <K, V> Update <K, V>(this ImmutableSortedDictionary <K, V> dict, K key, V value)
{
var builder = dict.ToBuilder();
builder.Remove(key);
builder.Add(key, value);
return(builder.ToImmutable());
}
internal override void SnapshotLoaded(Snapshot snapshot)
{
base.SnapshotLoaded(snapshot);
var builder = unconfirmed.ToBuilder();
foreach (var delivery in snapshot.DeliveryAttempts)
{
builder[delivery.DeliveryId] = delivery;
}
unconfirmed = builder.ToImmutable();
}
internal static IDictionary <TKey, TValue> ToBuilder <TKey, TValue>(this IImmutableDictionary <TKey, TValue> dictionary)
where TKey : notnull
{
return(dictionary switch
{
ImmutableDictionary <TKey, TValue> d => d.ToBuilder(),
ImmutableSortedDictionary <TKey, TValue> d => d.ToBuilder(),
ImmutableSegmentedDictionary <TKey, TValue> d => d.ToBuilder(),
null => throw new ArgumentNullException(nameof(dictionary)),
_ => throw ExceptionUtilities.UnexpectedValue(dictionary),
});
/// <summary>
/// Appends the tags.
/// </summary>
/// <param name="writer">The writer.</param>
/// <param name="pointSettings">The point settings.</param>
private void AppendTags(StringBuilder writer, PointSettings pointSettings)
{
IReadOnlyDictionary <string, string> entries;
if (pointSettings == null)
{
entries = _tags;
}
else
{
IReadOnlyDictionary <string, string> defaultTags =
pointSettings.GetDefaultTags();
try
{
entries = _tags.AddRange(defaultTags);
}
catch (ArgumentException)
{
// Most cases don't expect to override existing content
// override don't consider as best practice
// therefore it a trade-off between being less efficient
// on the default behavior or on the override scenario
var builder = _tags.ToBuilder();
foreach (var item in defaultTags)
{
var name = item.Key;
if (!builder.ContainsKey(name)) // existing tags overrides
{
builder.Add(name, item.Value);
}
}
entries = builder;
}
}
foreach (var keyValue in entries)
{
var key = keyValue.Key;
var value = keyValue.Value;
if (string.IsNullOrEmpty(key) || string.IsNullOrEmpty(value))
{
continue;
}
writer.Append(',');
EscapeKey(writer, key);
writer.Append('=');
EscapeKey(writer, value);
}
writer.Append(' ');
}
static void Main(string[] args)
{
ImmutableSortedDictionary <int, int> isd = ImmutableSortedDictionary.Create <int, int>();
isd = isd.Add(1, 1);
isd = isd.Add(2, 2);
isd = isd.Remove(2);
ImmutableSortedDictionary <int, int> .Builder isdBuilder = isd.ToBuilder();
isdBuilder.Add(10, 10); //adds to original SortedDictionary. returns void.
ImmutableSortedDictionary <int, int> .Builder builder = ImmutableSortedDictionary.CreateBuilder <int, int>();
builder.Add(3, 3);
isd = builder.ToImmutable();
}
public static ImmutableSortedDictionary <string, HoistAction> RemoveCycles(ImmutableSortedDictionary <string, HoistAction> edges)
{
ImmutableSortedDictionary <string, HoistAction> .Builder builder = edges.ToBuilder();
foreach (KeyValuePair <string, HoistAction> currentEdge in edges)
{
string targetKey = FindCycle(builder, currentEdge);
if (targetKey != null)
{
HoistAction nextKey;
while (builder.TryGetValue(targetKey, out nextKey))
{
builder.Remove(targetKey);
targetKey = nextKey.Becomes;
}
}
}
return(builder.ToImmutable());
}
public static ImmutableSortedDictionary <string, HoistAction> ApplyTransitiveProperty(ImmutableSortedDictionary <string, HoistAction> edges)
{
ImmutableSortedDictionary <string, HoistAction> .Builder builder = edges.ToBuilder();
var keys = new List <KeyValuePair <string, HoistAction> >();
foreach (string startingKey in edges.Keys)
{
keys.Clear();
string currentKey = startingKey;
HoistAction currentValue;
while (builder.TryGetValue(currentKey, out currentValue))
{
keys.Add(Pair.Make(currentKey, currentValue));
currentKey = currentValue.Becomes;
}
Debug.Assert(keys.Count > 0);
if (keys.Count <= 1)
{
// No transitive behavior to apply
continue;
}
string becomes = keys[keys.Count - 1].Value.Becomes;
int addedRanks = keys[keys.Count - 1].Value.AddedRanks;
for (int idx = keys.Count - 2; idx >= 0; --idx)
{
KeyValuePair <string, HoistAction> key = keys[idx];
addedRanks += key.Value.AddedRanks;
builder[key.Key] = new HoistAction(becomes, addedRanks);
}
}
return(builder.ToImmutable());
}