/// <summary>
/// Gets a declare object value.
/// </summary>
/// <param name="name"></param>
internal object GetDeclareValue(string name)
{
Trace.Check(!_closed, Trace.CONNECTION_IS_CLOSED);
Declare declare = _variables[name] as Declare;
if (declare != null)
{
return(declare.Value);
}
else
{
throw Trace.Error(Trace.VARIABLE_NOT_DECLARED);
}
}
/// <summary>
/// Sets a declare object value.
/// </summary>
/// <param name="name"></param>
/// <param name="value"></param>
internal void SetDeclareValue(string name, object value)
{
Trace.Check(!_closed, Trace.CONNECTION_IS_CLOSED);
Declare declare = _variables[name] as Declare;
if (declare != null)
{
declare.Value = value;
declare.Expression.SetArg(value);
}
else
{
throw Trace.Error(Trace.VARIABLE_NOT_DECLARED);
}
}
/// <summary>
/// Adds a declare object to the current channel.
/// </summary>
/// <param name="declare"></param>
internal void AddDeclare( Declare declare )
{
TracingHelper.Check(!_closed, TracingHelper.CONNECTION_IS_CLOSED);
_variables[declare.Name] = declare;
}
/// <summary>
/// Adds a declare object to the current channel.
/// </summary>
/// <param name="declare"></param>
internal void AddDeclare(Declare declare)
{
Trace.Check(!_closed, Trace.CONNECTION_IS_CLOSED);
_variables[declare.Name] = declare;
}
private Declare ParseDeclare()
{
Declare declare = new Declare ();
Expression e = ParseExpression ();
declare.Name = e.ColumnName;
declare.Expression = e;
return declare;
}
