/// <summary>
/// Implementação da leitura de xml para a interface <see cref="IXmlSerializable"/>
/// </summary>
/// <param name="reader"></param>
public void ReadXml(System.Xml.XmlReader reader)
{
reader.ReadStartElement();
while (reader.NodeType != XmlNodeType.EndElement)
{
if (!reader.IsEmptyElement && reader.LocalName == "Result")
{
reader.MoveToElement();
Result = new QueryResult();
((System.Xml.Serialization.IXmlSerializable)Result).ReadXml(reader);
}
else if (!reader.IsEmptyElement && reader.LocalName == "Parameters")
{
reader.ReadStartElement("Parameters", Namespaces.Query);
Parameters = new QueryParameterCollection();
while (reader.NodeType != System.Xml.XmlNodeType.EndElement)
{
var parameter = new QueryParameter();
((System.Xml.Serialization.IXmlSerializable)parameter).ReadXml(reader);
Parameters.Add(parameter);
}
reader.ReadEndElement();
}
else
{
reader.Skip();
}
}
reader.ReadEndElement();
}
/// <summary>
/// Construtor usado na deserialização dos dados.
/// </summary>
/// <param name="info"></param>
/// <param name="context"></param>
protected ConditionalContainer(System.Runtime.Serialization.SerializationInfo info, System.Runtime.Serialization.StreamingContext context) : base(info, context)
{
var conditionalsCount = info.GetInt32("CC");
var parametersCount = info.GetInt32("PC");
var logicalOperatorsCount = info.GetInt32("LC");
for (var i = 0; i < conditionalsCount; i++)
{
_conditionals.Add((ConditionalTerm)info.GetValue("c" + i, Type.GetType(info.GetString("ct" + i), true)));
}
for (var i = 0; i < parametersCount; i++)
{
_parameters.Add((QueryParameter)info.GetValue("p" + i, Type.GetType(info.GetString("pt" + i), true)));
}
for (var i = 0; i < logicalOperatorsCount; i++)
{
_logicalOperators.Add((LogicalOperator)info.GetInt32("l" + i));
}
}
void System.Xml.Serialization.IXmlSerializable.ReadXml(System.Xml.XmlReader reader)
{
var attribute = reader.GetAttribute("Id");
int.TryParse(attribute, out _id);
attribute = reader.GetAttribute("Method");
if (!string.IsNullOrEmpty(attribute))
{
Enum.TryParse <QueryMethod>(attribute, out _method);
}
attribute = reader.GetAttribute("IsSelectDistinct");
bool.TryParse(attribute, out _isSelectDistinct);
attribute = reader.GetAttribute("IgnoreRegisterUserInfo");
bool.TryParse(attribute, out _ignoreRegisterUserInfo);
attribute = reader.GetAttribute("IsolationLevel");
if (!Enum.TryParse <System.Transactions.IsolationLevel>(attribute, out _isolationLevel))
{
_isolationLevel = System.Transactions.IsolationLevel.Unspecified;
}
attribute = reader.GetAttribute("CommandTimeout");
if (!int.TryParse(attribute, out _commandTimeout))
{
_commandTimeout = 30;
}
_providerName = reader.GetAttribute("ProviderName");
_storedProcedureProvider = reader.GetAttribute("StoredProcedureProvider");
attribute = reader.GetAttribute("IgnoreTypeSchema");
bool.TryParse(attribute, out _ignoreTypeSchema);
reader.ReadStartElement();
_projection = ReadItem <Projection>(reader, "Projection");
_executePredicate = ReadItem <QueryExecutePredicate>(reader, "ExecutePredicate");
var entitiesQueue = new Queue <EntityInfo>();
if (!reader.IsEmptyElement && reader.LocalName == "Entities")
{
reader.ReadStartElement("Entities", Namespaces.Query);
while (reader.NodeType != System.Xml.XmlNodeType.EndElement)
{
var join = new EntityInfo();
((System.Xml.Serialization.IXmlSerializable)join).ReadXml(reader);
entitiesQueue.Enqueue(join);
}
reader.ReadEndElement();
}
else
{
reader.Skip();
}
_entities = entitiesQueue.ToArray();
var joinsQueue = new Queue <JoinInfo>();
if (!reader.IsEmptyElement && reader.LocalName == "Joins")
{
reader.ReadStartElement("Joins", Namespaces.Query);
while (reader.NodeType != System.Xml.XmlNodeType.EndElement)
{
var join = new JoinInfo();
((System.Xml.Serialization.IXmlSerializable)join).ReadXml(reader);
joinsQueue.Enqueue(join);
}
reader.ReadEndElement();
}
else
{
reader.Skip();
}
_joins = joinsQueue.ToArray();
_whereClause = ReadItem <ConditionalContainer>(reader, "Where");
_sort = ReadItem <Sort>(reader, "Sort");
_groupby = ReadItem <GroupBy>(reader, "GroupBy");
_having = ReadItem <ConditionalContainer>(reader, "Having");
_takeParameters = ReadItem <TakeParameters>(reader, "TakeParameters");
var nestedQueries = new List <QueryInfo>();
if (!reader.IsEmptyElement && reader.LocalName == "NestedQueries")
{
reader.ReadStartElement("NestedQueries", Namespaces.Query);
while (reader.NodeType != System.Xml.XmlNodeType.EndElement)
{
var queryInfo = new QueryInfo();
((System.Xml.Serialization.IXmlSerializable)queryInfo).ReadXml(reader);
nestedQueries.Add(queryInfo);
}
reader.ReadEndElement();
}
else
{
reader.Skip();
}
_nestedQueries = nestedQueries.ToArray();
_parameters = new QueryParameterCollection();
if (!reader.IsEmptyElement && reader.LocalName == "Parameters")
{
reader.ReadStartElement("Parameters", Namespaces.Query);
while (reader.NodeType != System.Xml.XmlNodeType.EndElement)
{
var parameter = new QueryParameter();
((System.Xml.Serialization.IXmlSerializable)parameter).ReadXml(reader);
_parameters.Add(parameter);
}
reader.ReadEndElement();
}
else
{
reader.Skip();
}
_storedProcedureName = ReadItem <StoredProcedureName>(reader, "StoredProcedureName");
_unions = new UnionInfoCollection();
if (!reader.IsEmptyElement && reader.LocalName == "Unions")
{
reader.ReadStartElement("Unions", Namespaces.Query);
while (reader.NodeType != System.Xml.XmlNodeType.EndElement)
{
var union = new UnionInfo();
((System.Xml.Serialization.IXmlSerializable)union).ReadXml(reader);
_unions.Add(union);
}
reader.ReadEndElement();
}
else
{
reader.Skip();
}
reader.ReadEndElement();
}
/// <summary>
/// Desserializa o objeto.
/// </summary>
/// <param name="reader"></param>
void ICompactSerializable.Deserialize(Colosoft.Serialization.IO.CompactReader reader)
{
_id = reader.ReadInt32();
_isSelectDistinct = reader.ReadBoolean();
_ignoreRegisterUserInfo = reader.ReadBoolean();
try
{
Enum.TryParse <QueryMethod>(reader.ReadString(), out _method);
}
catch (OutOfMemoryException)
{
throw;
}
_isolationLevel = (System.Transactions.IsolationLevel)reader.ReadInt16();
_commandTimeout = reader.ReadInt32();
_providerName = reader.ReadString();
_ignoreTypeSchema = reader.ReadBoolean();
if (reader.ReadBoolean())
{
_storedProcedureProvider = reader.ReadString();
}
if (reader.ReadBoolean())
{
_projection = new Projection();
((ICompactSerializable)_projection).Deserialize(reader);
}
if (reader.ReadBoolean())
{
_executePredicate = new QueryExecutePredicate();
((ICompactSerializable)_executePredicate).Deserialize(reader);
}
var entitiesQueue = new Queue <EntityInfo>();
while (reader.ReadBoolean())
{
var entity = new EntityInfo();
((ICompactSerializable)entity).Deserialize(reader);
entitiesQueue.Enqueue(entity);
}
_entities = entitiesQueue.ToArray();
var joinQueue = new Queue <JoinInfo>();
while (reader.ReadBoolean())
{
var join = new JoinInfo();
((ICompactSerializable)join).Deserialize(reader);
joinQueue.Enqueue(join);
}
_joins = joinQueue.ToArray();
if (reader.ReadBoolean())
{
_whereClause = new ConditionalContainer();
((ICompactSerializable)_whereClause).Deserialize(reader);
}
if (reader.ReadBoolean())
{
_sort = new Sort();
((ICompactSerializable)_sort).Deserialize(reader);
}
if (reader.ReadBoolean())
{
_groupby = new GroupBy();
((ICompactSerializable)_groupby).Deserialize(reader);
}
if (reader.ReadBoolean())
{
_having = new ConditionalContainer();
((ICompactSerializable)_having).Deserialize(reader);
}
if (reader.ReadBoolean())
{
_takeParameters = new TakeParameters();
((ICompactSerializable)_takeParameters).Deserialize(reader);
}
var nestedQueries = new List <QueryInfo>();
while (reader.ReadBoolean())
{
var nestedQuery = new QueryInfo();
((ICompactSerializable)nestedQuery).Deserialize(reader);
nestedQueries.Add(nestedQuery);
}
_nestedQueries = nestedQueries.ToArray();
if (_parameters == null)
{
_parameters = new QueryParameterCollection();
}
while (reader.ReadBoolean())
{
var parameter = new QueryParameter();
parameter.Deserialize(reader);
_parameters.Add(parameter);
}
if (reader.ReadBoolean())
{
_storedProcedureName = new StoredProcedureName();
((ICompactSerializable)_storedProcedureName).Deserialize(reader);
}
if (_unions == null)
{
_unions = new UnionInfoCollection();
}
while (reader.ReadBoolean())
{
var union = new UnionInfo();
union.Deserialize(reader);
_unions.Add(union);
}
}
