public FactMemento Load(string domain, FactID factId)
{
IdentifiedFactMemento identifiedMemento = null;
using (var session = new Session(_connectionString))
{
// Get the fact.
session.Command.CommandText = HEAD_SELECT +
"WHERE f.FactID = @FactID " +
TAIL_JOIN +
"ORDER BY p.PredecessorID";
AddParameter(session.Command, "@FactID", factId.key);
using (IDataReader reader = session.Command.ExecuteReader())
{
session.Command.Parameters.Clear();
identifiedMemento = LoadMementosFromReader(reader).FirstOrDefault();
if (identifiedMemento == null)
{
throw new CorrespondenceException(string.Format("Unable to find fact {0}", factId.key));
}
}
}
return(identifiedMemento.Memento);
}
public void CanGetPublishedFact()
{
long domainId = AddDomain();
long roomId = AddRoom(domainId);
FactTreeMemento tree = new FactTreeMemento(0);
tree.Add(new IdentifiedFactMemento(
new FactID {
key = 4124
},
new FactMemento(TypeDomain)));
Dictionary <long, long> pivotIds = new Dictionary <long, long>();
pivotIds.Add(4124, 0);
var result = _service.GetManyAsync(ClientGuid1, "domain", tree, pivotIds, 0).Result.Tree;
Assert.AreEqual(2, result.Facts.Count());
IdentifiedFactMemento resultDomain = (IdentifiedFactMemento)result.Facts.ElementAt(0);
IdentifiedFactMemento resultRoom = (IdentifiedFactMemento)result.Facts.ElementAt(1);
Assert.AreEqual(TypeDomain, resultDomain.Memento.FactType);
Assert.IsFalse(resultDomain.Memento.Predecessors.Any());
Assert.AreEqual(TypeRoom, resultRoom.Memento.FactType);
Assert.AreEqual(resultDomain.Id, resultRoom.Memento.Predecessors.ElementAt(0).ID);
Assert.AreEqual(roomId, pivotIds[4124]);
}
private IEnumerable <IdentifiedFactMemento> LoadMementosFromReader(IDataReader factReader)
{
IdentifiedFactMemento current = null;
while (factReader.Read())
{
// FactID, Data, TypeName, Version, DeclaringTypeName, DeclaringTypeVersion, RoleName, PredecessorFactID, IsPivot
long factId = factReader.GetInt64(0);
// Load the header.
if (current == null || factId != current.Id.key)
{
if (current != null)
{
yield return(current);
}
string typeName = factReader.GetString(2);
int typeVersion = factReader.GetInt32(3);
// Create the memento.
current = new IdentifiedFactMemento(
new FactID()
{
key = factId
},
new FactMemento(new CorrespondenceFactType(typeName, typeVersion)));
ReadBinary(factReader, current.Memento, 1);
}
// Load a predecessor.
if (!factReader.IsDBNull(4))
{
string declaringTypeName = factReader.GetString(4);
int declaringTypeVersion = factReader.GetInt32(5);
string roleName = factReader.GetString(6);
long predecessorFactId = factReader.GetInt64(7);
bool isPivot = factReader.GetBoolean(8);
current.Memento.AddPredecessor(
new RoleMemento(
new CorrespondenceFactType(
declaringTypeName,
declaringTypeVersion),
roleName,
null,
false),
new FactID()
{
key = predecessorFactId
},
isPivot);
}
}
if (current != null)
{
yield return(current);
}
}
public void BinaryHttp_Serialization_GetManyRequest_SingleFact()
{
Client.GetManyRequest clientRequest = new Client.GetManyRequest
{
ClientGuid = "{96E5C2E2-1345-482E-9668-6009DCDC0E70}",
Domain = "TestDomain",
TimeoutSeconds = 30,
PivotTree = CreateTreeWithSingleFact(),
PivotIds = new List <Client.FactTimestamp>
{
new Client.FactTimestamp {
FactId = 42, TimestampId = 28768
}
}
};
var serverRequest = WriteAndRead(
w => clientRequest.Write(w),
r => Server.BinaryRequest.Read(r) as Server.GetManyRequest);
Assert.IsNotNull(serverRequest);
Assert.AreEqual(1, serverRequest.PivotTree.Facts.Count());
Assert.AreEqual(42, serverRequest.PivotTree.Facts.ElementAt(0).Id.key);
IdentifiedFactMemento fact = serverRequest.PivotTree.Facts.ElementAt(0) as IdentifiedFactMemento;
Assert.IsNotNull(fact);
Assert.AreEqual("TestModel.Domain", fact.Memento.FactType.TypeName);
Assert.AreEqual(1, serverRequest.PivotIds.Count());
Assert.AreEqual(42, serverRequest.PivotIds.ElementAt(0).FactId);
Assert.AreEqual(28768, serverRequest.PivotIds.ElementAt(0).TimestampId);
}
public void BinaryHttp_Serialization_GetManyResponse_SingleFact()
{
var serverResponse = new Server.GetManyResponse
{
FactTree = CreateTreeWithSingleFact(),
PivotIds = new List <FactTimestamp>
{
new FactTimestamp {
FactId = 42, TimestampId = 67676
}
}
};
var clientResponse = WriteAndRead(
w => serverResponse.Write(w),
r => Client.BinaryResponse.Read(r) as Client.GetManyResponse);
Assert.IsNotNull(clientResponse);
Assert.AreEqual(1, clientResponse.FactTree.Facts.Count());
Assert.AreEqual(42, clientResponse.FactTree.Facts.ElementAt(0).Id.key);
IdentifiedFactMemento fact = clientResponse.FactTree.Facts.ElementAt(0) as IdentifiedFactMemento;
Assert.IsNotNull(fact);
Assert.AreEqual("TestModel.Domain", fact.Memento.FactType.TypeName);
Assert.AreEqual(1, clientResponse.PivotIds.Count());
Assert.AreEqual(42, clientResponse.PivotIds.ElementAt(0).FactId);
Assert.AreEqual(67676, clientResponse.PivotIds.ElementAt(0).TimestampId);
}
public IEnumerable<IdentifiedFactMemento> LoadMementos()
{
IdentifiedFactMemento current = null;
while (_reader.Read())
{
// FactID, Data, TypeName, Version, DeclaringTypeName, DeclaringTypeVersion, RoleName, PredecessorFactID, IsPivot
long factId = _reader.GetInt64(0);
// Load the header.
if (current == null || factId != current.Id.key)
{
if (current != null)
yield return current;
string typeName = _reader.GetString(2);
int typeVersion = _reader.GetInt32(3);
// Create the memento.
current = new IdentifiedFactMemento(
new FactID() { key = factId },
new FactMemento(new CorrespondenceFactType(typeName, typeVersion)));
ReadBinary(current.Memento, 1);
}
// Load a predecessor.
if (!_reader.IsDBNull(4))
{
string declaringTypeName = _reader.GetString(4);
int declaringTypeVersion = _reader.GetInt32(5);
string roleName = _reader.GetString(6);
long predecessorFactId = _reader.GetInt64(7);
bool isPivot = _reader.GetBoolean(8);
current.Memento.AddPredecessor(
new RoleMemento(
new CorrespondenceFactType(
declaringTypeName,
declaringTypeVersion),
roleName,
null,
false),
new FactID() { key = predecessorFactId },
isPivot);
}
}
if (current != null)
yield return current;
}
public FactMemento Load(string domain, FactID factId)
{
IdentifiedFactMemento identifiedMemento = null;
using (var procedures = new Procedures(new Session(_connectionString)))
{
identifiedMemento = procedures.GetIdentifiedMemento(factId);
}
if (identifiedMemento == null)
{
throw new CorrespondenceException(string.Format("Unable to find fact {0}", factId.key));
}
return(identifiedMemento.Memento);
}
public void BinaryHttp_Serialization_GetManyRequest_MultipleFacts()
{
Client.GetManyRequest clientRequest = new Client.GetManyRequest
{
ClientGuid = "{96E5C2E2-1345-482E-9668-6009DCDC0E70}",
Domain = "TestDomain",
TimeoutSeconds = 30,
PivotTree = CreateTreeWithMultipleFacts(),
PivotIds = new List <Client.FactTimestamp>
{
new Client.FactTimestamp {
FactId = 42, TimestampId = 28768
}
}
};
var serverRequest = WriteAndRead(
w => clientRequest.Write(w),
r => Server.BinaryRequest.Read(r) as Server.GetManyRequest);
Assert.IsNotNull(serverRequest);
Assert.AreEqual(2, serverRequest.PivotTree.Facts.Count());
Assert.AreEqual(42, serverRequest.PivotTree.Facts.ElementAt(0).Id.key);
Assert.AreEqual(73, serverRequest.PivotTree.Facts.ElementAt(1).Id.key);
IdentifiedFactMemento game = serverRequest.PivotTree.Facts.ElementAt(1) as IdentifiedFactMemento;
Assert.IsNotNull(game);
Assert.AreEqual("TestModel.Game", game.Memento.FactType.TypeName);
Assert.AreEqual(1, game.Memento.Predecessors.Count());
Assert.AreEqual(42, game.Memento.Predecessors.ElementAt(0).ID.key);
Assert.AreEqual("TestModel.Game", game.Memento.Predecessors.ElementAt(0).Role.DeclaringType.TypeName);
Assert.AreEqual("domain", game.Memento.Predecessors.ElementAt(0).Role.RoleName);
Assert.IsTrue(game.Memento.Predecessors.ElementAt(0).IsPivot);
Assert.AreEqual(4, game.Memento.Data.Length);
Assert.AreEqual(1, game.Memento.Data[0]);
Assert.AreEqual(2, game.Memento.Data[1]);
Assert.AreEqual(3, game.Memento.Data[2]);
Assert.AreEqual(4, game.Memento.Data[3]);
}
private void SerializeIdentifiedFactMemento(IdentifiedFactMemento factMemento, BinaryWriter factWriter)
{
BinaryHelper.WriteLong(factMemento.Id.key, factWriter);
BinaryHelper.WriteBoolean(true, factWriter);
BinaryHelper.WriteShort(GetFactTypeId(factMemento.Memento.FactType), factWriter);
short dataSize = factMemento.Memento.Data == null ? (short)0 : (short)(factMemento.Memento.Data.Length);
BinaryHelper.WriteShort(dataSize, factWriter);
if (dataSize != 0)
{
factWriter.Write(factMemento.Memento.Data);
}
short predecessorsCount = (short)factMemento.Memento.Predecessors.Count();
BinaryHelper.WriteShort(predecessorsCount, factWriter);
foreach (var predecessor in factMemento.Memento.Predecessors)
{
BinaryHelper.WriteShort(GetRoleId(predecessor.Role), factWriter);
BinaryHelper.WriteBoolean(predecessor.IsPivot, factWriter);
BinaryHelper.WriteLong(predecessor.ID.key, factWriter);
}
}
public void CanPublishFacts()
{
FactTreeMemento postTree = new FactTreeMemento(0);
postTree.Add(new IdentifiedFactMemento(
new FactID {
key = 3961
},
CreateDomain()));
postTree.Add(new IdentifiedFactMemento(
new FactID {
key = 4979
},
CreateRoom(3961)));
_service.Post(ClientGuid1, "domain", postTree, new List <UnpublishMemento>());
FactTreeMemento getTree = new FactTreeMemento(0);
getTree.Add(new IdentifiedFactMemento(
new FactID {
key = 9898
},
CreateDomain()));
Dictionary <long, long> pivotIds = new Dictionary <long, long>();
pivotIds[9898] = 0;
var result = _service.GetManyAsync(ClientGuid2, "domain", getTree, pivotIds, 0).Result.Tree;
Assert.AreEqual(2, result.Facts.Count());
IdentifiedFactMemento resultDomain = (IdentifiedFactMemento)result.Facts.ElementAt(0);
IdentifiedFactMemento resultRoom = (IdentifiedFactMemento)result.Facts.ElementAt(1);
Assert.AreEqual(TypeDomain, resultDomain.Memento.FactType);
Assert.IsFalse(resultDomain.Memento.Predecessors.Any());
Assert.AreEqual(TypeRoom, resultRoom.Memento.FactType);
Assert.AreEqual(resultDomain.Id, resultRoom.Memento.Predecessors.ElementAt(0).ID);
}
public void BinaryHttp_Serialization_GetManyResponse_MultipleFacts()
{
var serverResponse = new Server.GetManyResponse
{
FactTree = CreateTreeWithMultipleFacts(),
PivotIds = new List <FactTimestamp>
{
new FactTimestamp {
FactId = 42, TimestampId = 67676
}
}
};
var clientResponse = WriteAndRead(
w => serverResponse.Write(w),
r => Client.BinaryResponse.Read(r) as Client.GetManyResponse);
Assert.IsNotNull(clientResponse);
Assert.AreEqual(2, clientResponse.FactTree.Facts.Count());
Assert.AreEqual(42, clientResponse.FactTree.Facts.ElementAt(0).Id.key);
Assert.AreEqual(73, clientResponse.FactTree.Facts.ElementAt(1).Id.key);
IdentifiedFactMemento game = clientResponse.FactTree.Facts.ElementAt(1) as IdentifiedFactMemento;
Assert.IsNotNull(game);
Assert.AreEqual("TestModel.Game", game.Memento.FactType.TypeName);
Assert.AreEqual(1, game.Memento.Predecessors.Count());
Assert.AreEqual(42, game.Memento.Predecessors.ElementAt(0).ID.key);
Assert.AreEqual("TestModel.Game", game.Memento.Predecessors.ElementAt(0).Role.DeclaringType.TypeName);
Assert.AreEqual("domain", game.Memento.Predecessors.ElementAt(0).Role.RoleName);
Assert.IsTrue(game.Memento.Predecessors.ElementAt(0).IsPivot);
Assert.AreEqual(4, game.Memento.Data.Length);
Assert.AreEqual(1, game.Memento.Data[0]);
Assert.AreEqual(2, game.Memento.Data[1]);
Assert.AreEqual(3, game.Memento.Data[2]);
Assert.AreEqual(4, game.Memento.Data[3]);
}
private static FactMemento TranslateMemento(Dictionary <FactID, FactID> localIdByRemoteId, IdentifiedFactMemento identifiedFact)
{
FactMemento translatedMemento = new FactMemento(identifiedFact.Memento.FactType);
translatedMemento.Data = identifiedFact.Memento.Data;
foreach (PredecessorMemento remote in identifiedFact.Memento.Predecessors)
{
FactID localPredecessorId;
if (!localIdByRemoteId.TryGetValue(remote.ID, out localPredecessorId))
{
return(null);
}
translatedMemento.AddPredecessor(remote.Role, localPredecessorId, remote.IsPivot);
}
return(translatedMemento);
}
private static FactMemento TranslateMemento(Dictionary<FactID, FactID> localIdByRemoteId, IdentifiedFactMemento identifiedFact)
{
FactMemento translatedMemento = new FactMemento(identifiedFact.Memento.FactType);
translatedMemento.Data = identifiedFact.Memento.Data;
foreach (PredecessorMemento remote in identifiedFact.Memento.Predecessors)
{
FactID localPredecessorId;
if (!localIdByRemoteId.TryGetValue(remote.ID, out localPredecessorId))
return null;
translatedMemento.AddPredecessor(remote.Role, localPredecessorId, remote.IsPivot);
}
return translatedMemento;
}
private void SerializeIdentifiedFactMemento(IdentifiedFactMemento factMemento, BinaryWriter factWriter)
{
BinaryHelper.WriteLong(factMemento.Id.key, factWriter);
BinaryHelper.WriteBoolean(true, factWriter);
BinaryHelper.WriteShort(GetFactTypeId(factMemento.Memento.FactType), factWriter);
short dataSize = factMemento.Memento.Data == null ? (short)0 : (short)(factMemento.Memento.Data.Length);
BinaryHelper.WriteShort(dataSize, factWriter);
if (dataSize != 0)
factWriter.Write(factMemento.Memento.Data);
short predecessorsCount = (short)factMemento.Memento.Predecessors.Count();
BinaryHelper.WriteShort(predecessorsCount, factWriter);
foreach (var predecessor in factMemento.Memento.Predecessors)
{
BinaryHelper.WriteShort(GetRoleId(predecessor.Role), factWriter);
BinaryHelper.WriteBoolean(predecessor.IsPivot, factWriter);
BinaryHelper.WriteLong(predecessor.ID.key, factWriter);
}
}
