internal static ServiceBaseExpression ToServiceExpression(IExpression myExpression)
{
ServiceBaseExpression expression = null;
if (myExpression is BinaryExpression)
{
expression = new ServiceBinaryExpression((BinaryExpression)myExpression);
}
else if (myExpression is PropertyExpression)
{
expression = new ServicePropertyExpression((PropertyExpression)myExpression);
}
else if (myExpression is SingleLiteralExpression)
{
expression = new ServiceSingleLiteralExpression((SingleLiteralExpression)myExpression);
}
else if (myExpression is CollectionLiteralExpression)
{
expression = new ServiceCollectionLiteralExpression((CollectionLiteralExpression)myExpression);
}
else if (myExpression is RangeLiteralExpression)
{
expression = new ServiceRangeLiteralExpression((RangeLiteralExpression)myExpression);
}
else if (myExpression is UnaryExpression)
{
expression = new ServiceUnaryExpression((UnaryExpression)myExpression);
}
return(expression);
}
public static IExpression ConvertExpression(ServiceBaseExpression myExpression)
{
IExpression ResultExpression = null;
if (myExpression is ServiceBinaryExpression)
{
var Expression = myExpression as ServiceBinaryExpression;
var Left = ServiceExpressionConverter.ConvertExpression(Expression.Left);
var Right = ServiceExpressionConverter.ConvertExpression(Expression.Right);
var Operator = (BinaryOperator)Expression.Operator;
return new BinaryExpression(Left, Operator, Right);
}
else if (myExpression is
ServicePropertyExpression)
{
var Expression = myExpression as ServicePropertyExpression;
return new PropertyExpression(Expression.NameOfVertexType, Expression.NameOfProperty, Expression.Edition);
}
else if (myExpression is
ServiceSingleLiteralExpression)
{
var Expression = myExpression as ServiceSingleLiteralExpression;
return new SingleLiteralExpression((IComparable)Expression.Constant);
}
else if (myExpression is
ServiceCollectionLiteralExpression)
{
var Expression = myExpression as ServiceCollectionLiteralExpression;
return new CollectionLiteralExpression(Expression.CollectionLiteral.Select(
x => (IComparable)x).ToList());
}
else if (myExpression is
ServiceRangeLiteralExpression)
{
var Expression = myExpression as ServiceRangeLiteralExpression;
return new RangeLiteralExpression((IComparable)Expression.Lower, (IComparable)Expression.Upper,
Expression.IncludeBorders);
}
else if (myExpression is ServiceUnaryExpression)
{
var Expression = myExpression as ServiceUnaryExpression;
return new UnaryExpression((UnaryLogicOperator)Expression.Operator,
ServiceExpressionConverter.ConvertExpression(Expression.Expression));
}
return ResultExpression;
}
public static IExpression ConvertExpression(ServiceBaseExpression myExpression)
{
IExpression ResultExpression = null;
if (myExpression is ServiceBinaryExpression)
{
var Expression = myExpression as ServiceBinaryExpression;
var Left = ServiceExpressionConverter.ConvertExpression(Expression.Left);
var Right = ServiceExpressionConverter.ConvertExpression(Expression.Right);
var Operator = (BinaryOperator)Expression.Operator;
return(new BinaryExpression(Left, Operator, Right));
}
else if (myExpression is
ServicePropertyExpression)
{
var Expression = myExpression as ServicePropertyExpression;
return(new PropertyExpression(Expression.NameOfVertexType, Expression.NameOfProperty, Expression.Edition));
}
else if (myExpression is
ServiceSingleLiteralExpression)
{
var Expression = myExpression as ServiceSingleLiteralExpression;
return(new SingleLiteralExpression((IComparable)Expression.Constant));
}
else if (myExpression is
ServiceCollectionLiteralExpression)
{
var Expression = myExpression as ServiceCollectionLiteralExpression;
return(new CollectionLiteralExpression(Expression.CollectionLiteral.Select(
x => (IComparable)x).ToList()));
}
else if (myExpression is
ServiceRangeLiteralExpression)
{
var Expression = myExpression as ServiceRangeLiteralExpression;
return(new RangeLiteralExpression((IComparable)Expression.Lower, (IComparable)Expression.Upper,
Expression.IncludeBorders));
}
else if (myExpression is ServiceUnaryExpression)
{
var Expression = myExpression as ServiceUnaryExpression;
return(new UnaryExpression((UnaryLogicOperator)Expression.Operator,
ServiceExpressionConverter.ConvertExpression(Expression.Expression)));
}
return(ResultExpression);
}
public static RequestGetVertices MakeRequestGetVertices(ServiceBaseExpression myExpression)
{
return(new RequestGetVertices(ServiceExpressionConverter.ConvertExpression(myExpression)));
}
public List <ServiceVertexInstance> GetVertices(SecurityToken mySecurityToken, long myTransactionToken, ServiceBaseExpression myExpression)
{
var Request = ServiceRequestFactory.MakeRequestGetVertices(myExpression);
var Response = this.GraphDS.GetVertices <IEnumerable <IVertex> >(mySecurityToken, myTransactionToken, Request,
ServiceReturnConverter.ConvertOnlyVertices);
return(Response.Select(x => new ServiceVertexInstance(x)).ToList());
}
public static RequestGetVertices MakeRequestGetVertices(ServiceBaseExpression myExpression)
{
return new RequestGetVertices(ServiceExpressionConverter.ConvertExpression(myExpression));
}
public List<ServiceVertexInstance> GetVertices(SecurityToken mySecurityToken, long myTransactionToken, ServiceBaseExpression myExpression)
{
var Request = ServiceRequestFactory.MakeRequestGetVertices(myExpression);
var Response = this.GraphDS.GetVertices<IEnumerable<IVertex>>(mySecurityToken, myTransactionToken, Request,
ServiceReturnConverter.ConvertOnlyVertices);
return Response.Select(x => new ServiceVertexInstance(x)).ToList();
}