DocSpace-client/common/ASC.Common/Data/Sql/Expressions/JunctionExp.cs
2019-05-15 17:56:09 +03:00

63 lines
2.7 KiB
C#

/*
*
* (c) Copyright Ascensio System Limited 2010-2018
*
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* General Public License (GPL) version 3 as published by the Free Software Foundation (https://www.gnu.org/copyleft/gpl.html).
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*
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* FITNESS FOR A PARTICULAR PURPOSE. For more details, see GNU GPL at https://www.gnu.org/copyleft/gpl.html
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using System.Collections.Generic;
namespace ASC.Common.Data.Sql.Expressions
{
public class JunctionExp : Exp
{
private readonly bool and;
private readonly Exp exp1;
private readonly Exp exp2;
public JunctionExp(Exp exp1, Exp exp2, bool and)
{
this.exp1 = exp1;
this.exp2 = exp2;
this.and = and;
}
public override string ToString(ISqlDialect dialect)
{
string format = exp1 is JunctionExp && ((JunctionExp) exp1).and != and ? "({0})" : "{0}";
format += " {1} ";
format += exp2 is JunctionExp && ((JunctionExp) exp2).and != and ? "({2})" : "{2}";
return Not
? string.Format(format, (!exp1).ToString(dialect), and ? "or" : "and",
(!exp2).ToString(dialect))
: string.Format(format, exp1.ToString(dialect), and ? "and" : "or", exp2.ToString(dialect));
}
public override object[] GetParameters()
{
var parameters = new List<object>();
parameters.AddRange(exp1.GetParameters());
parameters.AddRange(exp2.GetParameters());
return parameters.ToArray();
}
}
}