/// <summary>
/// Validate a property.
/// </summary>
/// <param name="section">The section.</param>
/// <param name="subSection">The sub section.</param>
/// <param name="name">The name of the property.</param>
/// <param name="value_ren">The new value for the property.</param>
private void ValidateProperty(String section,
String subSection, String name, String value_ren)
{
PropertyEntry entry = PropertyConstraints.Instance.GetEntry(
section, subSection, name);
if (entry == null)
{
throw new AnalystError("Unknown property: "
+ PropertyEntry.DotForm(section, subSection, name));
}
entry.Validate(section, subSection, name, value_ren);
}