public override string AsString()
{
StringBuilder sb = new StringBuilder();
sb.Append("(");
sb.Append(LeftExpression.ToString());
switch (BinaryOperator)
{
case ExpressionBinaryOperator.AND: sb.Append(" AND "); break;
case ExpressionBinaryOperator.OR: sb.Append(" OR "); break;
case ExpressionBinaryOperator.EQUALS: sb.Append(" EQUALS "); break;
case ExpressionBinaryOperator.NOTEQUALS: sb.Append(" NOTEQUALS "); break;
case ExpressionBinaryOperator.LESSTHAN: sb.Append(" LESSTHAN "); break;
case ExpressionBinaryOperator.GREATERTHAN: sb.Append(" GREATERTHAN "); break;
case ExpressionBinaryOperator.PLUS: sb.Append(" PLUS "); break;
case ExpressionBinaryOperator.MINUS: sb.Append(" MINUS "); break;
case ExpressionBinaryOperator.TIMES: sb.Append(" TIMES "); break;
case ExpressionBinaryOperator.DIVIDEDBY: sb.Append(" DIVIDEDBY "); break;
}
sb.Append(RightExpression.ToString());
sb.Append(")");
return(sb.ToString());
}
public override string ToString()
{
var sb = new StringBuilder("");
sb.Append("(");
sb.Append(LeftExpression.ToString());
sb.Append(" && ");
sb.Append(RightExpression.ToString());
sb.Append(")");
return(sb.ToString());
}
/// <summary>
/// Outputs user-friendly representation string.
/// </summary>
/// <returns></returns>
public override string ToString()
{
string opString;
switch (Operator)
{
case BinaryOperator.Add: opString = "+"; break;
case BinaryOperator.And: opString = "AND"; break;
case BinaryOperator.Contains: opString = "~"; break;
case BinaryOperator.Div: opString = "DIV"; break;
case BinaryOperator.DoesNotContain: opString = "!~"; break;
case BinaryOperator.Equals: opString = "="; break;
case BinaryOperator.GreaterThan: opString = ">"; break;
case BinaryOperator.GreaterThanEquals: opString = ">="; break;
case BinaryOperator.In: opString = "IN"; break;
case BinaryOperator.Is: opString = "IS"; break;
case BinaryOperator.LessThan: opString = "<"; break;
case BinaryOperator.LessThanEquals: opString = "<="; break;
case BinaryOperator.Mod: opString = "MOD"; break;
case BinaryOperator.Mul: opString = "*"; break;
case BinaryOperator.NotEquals: opString = "!="; break;
case BinaryOperator.NotIn: opString = "NOT IN"; break;
case BinaryOperator.Or: opString = "OR"; break;
case BinaryOperator.Sub: opString = "-"; break;
default: throw new InvalidOperationException("Unhandled operator: " + Operator);
}
return($"{LeftExpression.ToString()} {opString} {RightExpression.ToString()}");
}
protected override void Build()
{
// If for that is null.
if (LeftExpression == null)
{
LeftExpression = string.Empty;
}
if (RightExpression == null)
{
RightExpression = string.Empty;
}
// Enclosing.
if (LeftExpression != null && LeftExpression is Query)
{
((QuerySegment)LeftExpression).Enclosed = true;
}
if (RightExpression != null && RightExpression is Query)
{
((QuerySegment)RightExpression).Enclosed = true;
}
// If query condition constructor.
if (LeftExpression is QueryCondition && RightExpression is QueryCondition)
{
// Query conditions.
QueryCondition leftCondition = LeftExpression as QueryCondition;
QueryCondition rightCondition = RightExpression as QueryCondition;
// Build.
if (Enclosed)
{
Text = "(" + leftCondition.ToString() + Query.ToSqlOperator(QueryOperator) + rightCondition.ToString() + ")";
}
else
{
Text = leftCondition.ToString() + Query.ToSqlOperator(QueryOperator) + rightCondition.ToString();
}
}
// Novo testirati.
//else if (LeftExpression is Query && RightExpression is Query)
//{
//}
else
{
// Build.
if (Enclosed)
{
Text = "(" + LeftExpression.ToString() + Query.ToSqlOperator(QueryOperator) + RightExpression.ToString() + ")";
}
else
{
Text = LeftExpression.ToString() + Query.ToSqlOperator(QueryOperator) + RightExpression.ToString();
}
}
// Set builded true.
Builded = true;
}
