static Find()
{
// Initialize the static variables.
// Operator Expressions
AddExpression(typeof(And));
// Action Expressions
AddExpression(typeof(Print));
// Navigation Expressions
// Matcher Expressions
AddExpression(typeof(Name));
Description = BuildDescription(ExpressionFactory.GetExpressionFactory());
// Register the expressions with the expression factory.
RegisterExpressions(ExpressionFactory.GetExpressionFactory());
}
/// <summary>Asks the factory whether an expression is recognized.</summary>
private bool IsExpression(string expressionName)
{
return(ExpressionFactory.GetExpressionFactory().IsExpression(expressionName));
}
/// <summary>Gets an instance of an expression from the factory.</summary>
private Expression GetExpression(Type expressionClass)
{
return(ExpressionFactory.GetExpressionFactory().CreateExpression(expressionClass,
GetConf()));
}
/// <summary>Gets a named expression from the factory.</summary>
private Expression GetExpression(string expressionName)
{
return(ExpressionFactory.GetExpressionFactory().GetExpression(expressionName, GetConf
()));
}
