private static Action <CorrelationFilterTemplate, CorrelationFilter> BuildMapSystemPropertiesAction()
{
ParameterExpression parameterExpression = Expression.Parameter(typeof(CorrelationFilterTemplate), "template");
ParameterExpression parameterExpression1 = Expression.Parameter(typeof(CorrelationFilter), "filter");
List <Expression> expressions = new List <Expression>();
foreach (Tuple <PropertyInfo, CorrelationFilterTemplate.SystemPropertyMappingAttribute> tuple in CorrelationFilterTemplate.EnumerateSystemProperties())
{
PropertyInfo item1 = tuple.Item1;
CorrelationFilterTemplate.SystemPropertyMappingAttribute item2 = tuple.Item2;
ParameterExpression parameterExpression2 = Expression.Variable(typeof(PropertyReference), "reference");
ParameterExpression parameterExpression3 = Expression.Variable(typeof(object), "possibleValue");
BinaryExpression binaryExpression = Expression.NotEqual(Expression.Property(parameterExpression, item1.Name), Expression.Constant(null));
ParameterExpression[] parameterExpressionArray = new ParameterExpression[] { parameterExpression2, parameterExpression3 };
Expression[] expressionArray = new Expression[] { Expression.Assign(parameterExpression2, Expression.TypeAs(Expression.Property(parameterExpression1, item1.Name), typeof(PropertyReference))), Expression.Assign(parameterExpression3, Expression.Condition(Expression.NotEqual(parameterExpression2, Expression.Constant(null)), Expression.Property(parameterExpression2, "Value"), Expression.Property(parameterExpression, item1.Name))), Expression.Assign(Expression.Property(parameterExpression1, item1.Name), Expression.Convert(parameterExpression3, item2.TargetType)) };
Expression expression = Expression.IfThen(binaryExpression, Expression.Block(parameterExpressionArray, expressionArray));
expressions.Add(expression);
}
BlockExpression blockExpression = Expression.Block(expressions);
ParameterExpression[] parameterExpressionArray1 = new ParameterExpression[] { parameterExpression, parameterExpression1 };
return(Expression.Lambda <Action <CorrelationFilterTemplate, CorrelationFilter> >(blockExpression, parameterExpressionArray1).Compile());
}
private static Func <CorrelationFilterTemplate, IEnumerable <KeyValuePair <QualifiedPropertyName, object> > > BuildEnumerateSystemPropertiesFunction()
{
ParameterExpression parameterExpression = Expression.Parameter(typeof(CorrelationFilterTemplate), "template");
Type type = typeof(KeyValuePair <QualifiedPropertyName, object>);
Type[] typeArray = new Type[] { typeof(QualifiedPropertyName), typeof(object) };
ConstructorInfo constructor = type.GetConstructor(typeArray);
Type type1 = typeof(QualifiedPropertyName);
Type[] typeArray1 = new Type[] { typeof(PropertyScope), typeof(string) };
ConstructorInfo constructorInfo = type1.GetConstructor(typeArray1);
List <Expression> expressions = new List <Expression>();
foreach (Tuple <PropertyInfo, CorrelationFilterTemplate.SystemPropertyMappingAttribute> tuple in CorrelationFilterTemplate.EnumerateSystemProperties())
{
PropertyInfo item1 = tuple.Item1;
Expression[] expressionArray = new Expression[2];
Expression[] expressionArray1 = new Expression[] { Expression.Constant(PropertyScope.System), Expression.Constant(item1.Name) };
expressionArray[0] = Expression.New(constructorInfo, expressionArray1);
expressionArray[1] = Expression.Property(parameterExpression, item1.Name);
expressions.Add(Expression.New(constructor, expressionArray));
}
Expression expression = Expression.ListInit(Expression.New(typeof(List <KeyValuePair <QualifiedPropertyName, object> >)), expressions);
ParameterExpression[] parameterExpressionArray = new ParameterExpression[] { parameterExpression };
return(Expression.Lambda <Func <CorrelationFilterTemplate, IEnumerable <KeyValuePair <QualifiedPropertyName, object> > > >(expression, parameterExpressionArray).Compile());
}
