public static Expr ArgObjectToExpr(System.Object value, Boolean allowRelationalColumns)
{
if (value == null)
{
return(BuildLiteralNullScalar());
}
if (value is Dictionary <string, object> )
{
value = new XDevAPI.DbDoc(value).ToString();
}
if (value is bool)
{
return(BuildLiteralScalar(Convert.ToBoolean(value)));
}
else if (value is byte || value is short || value is int || value is long)
{
return(BuildLiteralScalar(Convert.ToInt64(value)));
}
else if (value is float || value is double)
{
return(BuildLiteralScalar(Convert.ToDouble(value)));
}
else if (value is string)
{
try
{
// try to parse expressions
Expr expr = new ExprParser((string)value).Parse();
if (expr.Identifier != null)
{
return(BuildLiteralScalar((string)value));
}
return(expr);
}
catch
{
// if can't parse, returns as literal
return(BuildLiteralScalar((string)value));
}
}
else if (value is XDevAPI.DbDoc)
{
// TODO: value.ToString() returns boolean properties as "True"/"False". X Protocol requires them in lower case.
return(BuildLiteralScalar(value.ToString()));
}
throw new NotSupportedException("Value of type " + value.GetType() + " is not currently supported.");
}
public static Expr ArgObjectToExpr(System.Object value, Boolean allowRelationalColumns, Boolean evaluateStringExpresssion = true)
{
if (value == null)
{
return(BuildLiteralNullScalar());
}
if (value is Dictionary <string, object> )
{
value = new XDevAPI.DbDoc(value).ToString();
}
if (value is XDevAPI.MySqlExpression)
{
value = (value as XDevAPI.MySqlExpression).value;
}
if (value is bool)
{
return(BuildLiteralScalar(Convert.ToBoolean(value)));
}
else if (value is byte || value is short || value is int || value is long)
{
return(BuildLiteralScalar(Convert.ToInt64(value)));
}
else if (value is ushort || value is uint || value is ulong)
{
return(BuildLiteralScalar(Convert.ToUInt64(value)));
}
else if (value is float || value is double)
{
return(BuildLiteralScalar(Convert.ToDouble(value)));
}
else if (value is string)
{
try
{
// try to parse expressions
var stringValue = (string)value;
if (!evaluateStringExpresssion)
{
return(BuildLiteralScalar((string)value));
}
Expr expr = new ExprParser(stringValue).Parse();
if (expr.Identifier != null)
{
return(BuildLiteralScalar(stringValue));
}
return(expr);
}
catch
{
// if can't parse, returns as literal
return(BuildLiteralScalar((string)value));
}
}
else if (value is XDevAPI.DbDoc)
{
return(BuildLiteralScalar(value.ToString()));
}
throw new NotSupportedException("Value of type " + value.GetType() + " is not currently supported.");
}
