/// <summary>
/// Faz a desserialização do objeto.
/// </summary>
/// <param name="reader"></param>
protected override void Deserialize(Colosoft.Serialization.IO.CompactReader reader)
{
if (reader.ReadBoolean())
{
_term = GetConditionalTerm(reader);
}
}
/// <summary>
/// Recupera os dados da instancia do leitor informado.
/// </summary>
/// <param name="reader"></param>
protected override void ReadXml(System.Xml.XmlReader reader)
{
reader.ReadStartElement();
if (!reader.IsEmptyElement || reader.HasAttributes)
{
_left = GetConditionalTerm(reader);
}
else
{
reader.Skip();
}
if (!reader.IsEmptyElement)
{
_operator = (Operator)GetConditionalTerm(reader);
}
else
{
reader.Skip();
}
if (!reader.IsEmptyElement || reader.HasAttributes)
{
_right = GetConditionalTerm(reader);
}
else
{
reader.Skip();
}
reader.ReadEndElement();
}
/// <summary>
/// Preenche os dados da instancia com a expressões informadas.
/// </summary>
/// <param name="expressions"></param>
private void Fill(List <Text.InterpreterExpression.Expression> expressions)
{
int ownerIndex;
int aliasIndex;
GetParameters(expressions, out ownerIndex, out aliasIndex);
IEnumerator <Text.InterpreterExpression.Expression> enumerator = null;
if (aliasIndex >= 0)
{
enumerator = (IEnumerator <Text.InterpreterExpression.Expression>)expressions.Take(aliasIndex).GetEnumerator();
}
else
{
enumerator = (IEnumerator <Text.InterpreterExpression.Expression>)expressions.GetEnumerator();
}
if (enumerator.MoveNext())
{
_term = ConditionalParser.GetContainer(ref enumerator, new Text.InterpreterExpression.ContainerChars('(', ')'));
}
if (aliasIndex >= 0 && _alias == null)
{
_alias = expressions[aliasIndex + 1].Text;
}
}
/// <summary>
/// Desserializa o objeto.
/// </summary>
/// <param name="reader"></param>
public void Deserialize(Colosoft.Serialization.IO.CompactReader reader)
{
if (reader.ReadBoolean())
{
_term = ConditionalTerm.GetConditionalTerm(reader);
}
}
/// <summary>
/// Adiciona a condição inicial. Essa operação limpa todas a outras condições já existentes.
/// </summary>
/// <param name="conditional"></param>
/// <returns></returns>
public virtual ConditionalContainer Start(ConditionalTerm conditional)
{
conditional.Require("conditional").NotNull();
_conditionals.Clear();
_logicalOperators.Clear();
_conditionals.Add(conditional);
return(this);
}
/// <summary>
/// Construtor usado na deserialização dos dados.
/// </summary>
/// <param name="info"></param>
/// <param name="context"></param>
private GroupByEntry(SerializationInfo info, StreamingContext context)
{
var termType = info.GetString("TermType");
if (!string.IsNullOrEmpty(termType))
{
_term = (ConditionalTerm)info.GetValue("Term", Type.GetType(termType, true));
}
}
/// <summary>
/// Construtor usado na deserialização dos dados.
/// </summary>
/// <param name="info"></param>
/// <param name="context"></param>
protected Conditional(SerializationInfo info, StreamingContext context) : base(info, context)
{
var leftType = Type.GetType(info.GetString("LeftType"));
var rightType = Type.GetType(info.GetString("RightType"));
_left = (ConditionalTerm)info.GetValue("Left", typeof(ConditionalTerm));
_operator = (Operator)info.GetValue("Operator", typeof(Operator));
_right = (ConditionalTerm)info.GetValue("Right", typeof(ConditionalTerm));
}
/// <summary>
/// Construtor usado na deserialização dos dados.
/// </summary>
/// <param name="info"></param>
/// <param name="context"></param>
protected MinusTerm(System.Runtime.Serialization.SerializationInfo info, System.Runtime.Serialization.StreamingContext context) : base(info, context)
{
var termType = info.GetString("TermType");
if (!string.IsNullOrEmpty(termType))
{
_term = (ConditionalTerm)info.GetValue("Term", Type.GetType(termType, true));
}
}
/// <summary>
/// Preenche os dados da instancia com a expressões informadas.
/// </summary>
/// <param name="expressions"></param>
private void Fill(List <Colosoft.Text.InterpreterExpression.Expression> expressions)
{
var enumerator = (IEnumerator <Text.InterpreterExpression.Expression>)expressions.GetEnumerator();
if (enumerator.MoveNext())
{
_term = ConditionalParser.GetContainer(ref enumerator, new Text.InterpreterExpression.ContainerChars('(', ')'));
}
}
/// <summary>
/// Adiciona uma condição do tipo OR.
/// </summary>
/// <param name="conditional"></param>
/// <returns></returns>
public virtual ConditionalContainer Or(ConditionalTerm conditional)
{
conditional.Require("conditional").NotNull();
_conditionals.Add(conditional);
if (_conditionals.Count > 1)
{
_logicalOperators.Add(LogicalOperator.Or);
}
return(this);
}
/// <summary>
/// Construtor usado na deserialização dos dados.
/// </summary>
/// <param name="info"></param>
/// <param name="context"></param>
private SortEntry(SerializationInfo info, StreamingContext context)
{
_reverse = info.GetBoolean("Reverse");
var termType = info.GetString("TermType");
if (!string.IsNullOrEmpty(termType))
{
_term = (ConditionalTerm)info.GetValue("Term", Type.GetType(termType, true));
}
}
/// <summary>
/// Faz a desserialização do objeto.
/// </summary>
/// <param name="reader"></param>
void Colosoft.Serialization.ICompactSerializable.Deserialize(Colosoft.Serialization.IO.CompactReader reader)
{
if (reader.ReadBoolean())
{
_expression = ConditionalTerm.GetConditionalTerm(reader);
}
if (reader.ReadBoolean())
{
_resultExpression = ConditionalTerm.GetConditionalTerm(reader);
}
}
/// <summary>
/// Construtor para serialização.
/// </summary>
/// <param name="info"></param>
/// <param name="context"></param>
protected FunctionCall(SerializationInfo info, StreamingContext context) : base(info, context)
{
_call = (ConditionalTerm)info.GetValue("M", Type.GetType(info.GetString("T"), true));
var size = info.GetInt32("S");
_parameters = new ConditionalTerm[size];
for (var i = 0; i < size; ++i)
{
_parameters[i] = GetTerm(info, i);
}
_options = (FunctionCallOptions)info.GetInt32("Options");
}
/// <summary>
/// Clona um array de valores.
/// </summary>
/// <returns></returns>
public override object Clone()
{
var values = new ConditionalTerm[Values.Length];
for (int i = 0; i < Values.Length; i++)
{
values[i] = (ConditionalTerm)Values[i].Clone();
}
return(new ValuesArray {
Values = values
});
}
/// <summary>
/// Construtor usado na deserialização dos dados.
/// </summary>
/// <param name="info"></param>
/// <param name="context"></param>
protected CaseWhenExpression(SerializationInfo info, StreamingContext context)
{
var expressionType = info.GetString("ExpressionType");
var resultExpressionType = info.GetString("ResultExpressionType");
if (!string.IsNullOrEmpty(expressionType))
{
_expression = (ConditionalTerm)info.GetValue("Expression", Type.GetType(expressionType, true));
}
if (!string.IsNullOrEmpty(resultExpressionType))
{
_resultExpression = (ConditionalTerm)info.GetValue("ResultExpression", Type.GetType(resultExpressionType, true));
}
}
void System.Xml.Serialization.IXmlSerializable.ReadXml(System.Xml.XmlReader reader)
{
reader.ReadStartElement();
if (!reader.IsEmptyElement || reader.HasAttributes)
{
reader.ReadStartElement();
_term = ConditionalTerm.GetConditionalTerm(reader);
reader.ReadEndElement();
}
else
{
reader.Skip();
}
reader.ReadEndElement();
}
/// <summary>
/// Construtor padrão.
/// </summary>
/// <param name="conditional">Condicionais do container.</param>
public ConditionalContainer(ConditionalTerm conditional)
{
if (conditional != null)
{
_conditionals.Add(conditional);
if (conditional is ConditionalContainer)
{
var cc = (ConditionalContainer)conditional;
if (cc.ParameterContainer != this.ParameterContainer)
{
cc.ParameterContainer = this.ParameterContainer;
}
}
}
}
/// <summary>
/// Lê os dados serializados para a instancia.
/// </summary>
/// <param name="reader"></param>
protected override void ReadXml(System.Xml.XmlReader reader)
{
reader.ReadStartElement();
if (!reader.IsEmptyElement || reader.HasAttributes)
{
reader.ReadStartElement();
_term = GetConditionalTerm(reader);
reader.ReadEndElement();
}
else
{
reader.Skip();
}
reader.ReadEndElement();
}
/// <summary>
/// Serializa um termo na posição <paramref name="index"/>.
/// </summary>
/// <param name="info"></param>
/// <param name="index"></param>
/// <param name="term"></param>
private static void SetTerm(SerializationInfo info, int index, ConditionalTerm term)
{
var tName = String.Format("t{0}", index);
var pName = String.Format("p{0}", index);
if (term == null)
{
info.AddValue(tName, "NULL");
}
else
{
info.AddValue(tName, term.GetType().FullName);
info.AddValue(pName, term);
}
}
/// <summary>
/// Desserializa a instância previamente serializada em formato binário.
/// </summary>
/// <param name="reader"></param>
protected override void Deserialize(CompactReader reader)
{
_call = GetConditionalTerm(reader);
_options = (FunctionCallOptions)(int)reader.ReadInt32();
var size = reader.ReadInt32();
_parameters = new ConditionalTerm[size];
for (var i = 0; i < size; ++i)
{
if (reader.ReadBoolean())
{
_parameters[i] = GetConditionalTerm(reader);
}
}
}
/// <summary>
/// Serializa o termo em formato xml.
/// </summary>
/// <param name="writer"></param>
/// <param name="term"></param>
private static void WriteTerm(XmlWriter writer, ConditionalTerm term)
{
var qName = term.QualifiedName;
writer.WriteStartElement(qName.Name, qName.Namespace);
if (!"ConditionalTerm".Equals(qName.Name))
{
var prefix = writer.LookupPrefix(qName.Namespace);
if (string.IsNullOrEmpty(prefix))
{
writer.WriteAttributeString("xmlns", qName.Namespace);
}
}
((IXmlSerializable)term).WriteXml(writer);
writer.WriteEndElement();
}
/// <summary>
/// Faz a desserialização do objeto.
/// </summary>
/// <param name="reader"></param>
protected override void Deserialize(Colosoft.Serialization.IO.CompactReader reader)
{
if (reader.ReadBoolean())
{
_inputExpression = GetConditionalTerm(reader);
}
while (reader.ReadBoolean())
{
var caseWhenExpression = new CaseWhenExpression();
((Colosoft.Serialization.ICompactSerializable)caseWhenExpression).Deserialize(reader);
_whenExpressions.Add(caseWhenExpression);
}
if (reader.ReadBoolean())
{
_elseResultExpression = GetConditionalTerm(reader);
}
}
/// <summary>
/// Serializa os dados no escritor informado.
/// </summary>
/// <param name="writer"></param>
void System.Xml.Serialization.IXmlSerializable.WriteXml(System.Xml.XmlWriter writer)
{
writer.WriteStartElement("Expression", Namespaces.Query);
if (_expression != null)
{
ConditionalTerm.InsertConditionalTermType(writer, _expression);
((System.Xml.Serialization.IXmlSerializable)_expression).WriteXml(writer);
}
writer.WriteEndElement();
writer.WriteStartElement("ResultExpression", Namespaces.Query);
if (_resultExpression != null)
{
ConditionalTerm.InsertConditionalTermType(writer, _resultExpression);
((System.Xml.Serialization.IXmlSerializable)_resultExpression).WriteXml(writer);
}
writer.WriteEndElement();
}
/// <summary>
/// Determina se não existe chamada de função na avaliação do termo.
/// </summary>
/// <param name="term"></param>
/// <returns></returns>
public static bool HasNoFunctionCall(ConditionalTerm term)
{
if (term == null)
{
return(true);
}
if (term is FunctionCall)
{
return(false);
}
var cond = term as Conditional;
if (cond == null)
{
return(true);
}
return(HasNoFunctionCall(cond.Left) && HasNoFunctionCall(cond.Right));
}
/// <summary>
/// Faz a desserialização do objeto.
/// </summary>
/// <param name="reader"></param>
protected override void Deserialize(Colosoft.Serialization.IO.CompactReader reader)
{
string position = reader.ReadString();
if (position == "Left")
{
_left = GetConditionalTerm(reader);
}
position = reader.ReadString();
if (position == "Operator")
{
_operator = (Operator)GetConditionalTerm(reader);
}
position = reader.ReadString();
if (position == "Right")
{
_right = GetConditionalTerm(reader);
}
}
/// <summary>
/// Preenche os dados da instancia com a expressões informadas.
/// </summary>
/// <param name="expressions"></param>
private void Fill(List <Colosoft.Text.InterpreterExpression.Expression> expressions)
{
var last = expressions.Last();
if (last.Token == (int)Parser.SqlTokenID.kDesc)
{
_reverse = true;
}
if (last.Token == (int)Parser.SqlTokenID.kAsc || last.Token == (int)Parser.SqlTokenID.kDesc)
{
expressions.RemoveAt(expressions.Count - 1);
}
var enumerator = (IEnumerator <Text.InterpreterExpression.Expression>)expressions.GetEnumerator();
if (enumerator.MoveNext())
{
_term = ConditionalParser.GetContainer(ref enumerator, new Text.InterpreterExpression.ContainerChars('(', ')'));
}
}
/// <summary>
/// Construtor usado na deserialização dos dados.
/// </summary>
/// <param name="info"></param>
/// <param name="context"></param>
protected CaseConditional(SerializationInfo info, StreamingContext context) : base(info, context)
{
var inputExpressionType = info.GetString("InputExpressionType");
var elseResultExpressionType = info.GetString("ElseResultExpressionType");
if (!string.IsNullOrEmpty(inputExpressionType))
{
_inputExpression = (ConditionalTerm)info.GetValue("InputExpression", Type.GetType(inputExpressionType, true));
}
if (!string.IsNullOrEmpty(elseResultExpressionType))
{
_elseResultExpression = (ConditionalTerm)info.GetValue("ElseResultExpression", Type.GetType(elseResultExpressionType, true));
}
var count = info.GetInt32("WhenExpressionsCount");
for (var i = 0; i < count; i++)
{
_whenExpressions.Add((CaseWhenExpression)info.GetValue(string.Format("WhenExpression{0}", i), typeof(CaseWhenExpression)));
}
}
void System.Xml.Serialization.IXmlSerializable.ReadXml(System.Xml.XmlReader reader)
{
if (reader.MoveToAttribute("Reverse"))
{
_reverse = reader.ReadContentAsBoolean();
}
reader.MoveToElement();
reader.ReadStartElement();
if (!reader.IsEmptyElement || reader.HasAttributes)
{
reader.ReadStartElement();
_term = ConditionalTerm.GetConditionalTerm(reader);
reader.ReadEndElement();
}
else
{
reader.Skip();
}
reader.ReadEndElement();
}
/// <summary>
/// Recupera os parametros.
/// </summary>
/// <param name="term"></param>
/// <returns></returns>
private static IEnumerable <QueryParameter> GetParameters(ConditionalTerm term)
{
if (term is Conditional)
{
var conditional = (Conditional)term;
if (conditional.Left != null)
{
foreach (var i in GetParameters(conditional.Left))
{
yield return(i);
}
}
if (conditional.Right != null)
{
foreach (var i in GetParameters(conditional.Right))
{
yield return(i);
}
}
}
else if (term is FunctionCall)
{
var functionCall = (FunctionCall)term;
foreach (var parameter in functionCall.Parameters)
{
foreach (var i in GetParameters(parameter))
{
yield return(i);
}
}
}
else if (term is ConditionalContainer)
{
foreach (var i in GetParameters((ConditionalContainer)term))
{
yield return(i);
}
}
}
/// <summary>
/// Lê os dados serializados em XML.
/// </summary>
/// <param name="reader"></param>
protected override void ReadXml(System.Xml.XmlReader reader)
{
reader.ReadStartElement();
if (!reader.IsEmptyElement || reader.HasAttributes)
{
_inputExpression = GetConditionalTerm(reader);
}
else
{
reader.Skip();
}
if (!reader.IsEmptyElement && reader.LocalName == "WhenExpressions")
{
reader.ReadStartElement("WhenExpressions", Namespaces.Query);
while (reader.NodeType != System.Xml.XmlNodeType.EndElement)
{
var caseWhenExpression = new CaseWhenExpression();
((System.Xml.Serialization.IXmlSerializable)caseWhenExpression).ReadXml(reader);
_whenExpressions.Add(caseWhenExpression);
}
reader.ReadEndElement();
}
else
{
reader.Skip();
}
if (!reader.IsEmptyElement || reader.HasAttributes)
{
_elseResultExpression = GetConditionalTerm(reader);
}
else
{
reader.Skip();
}
reader.ReadEndElement();
}