using System;
namespace System.Xml.Schema
{
///
///
public delegate void ValidationEventHandler(object sender,ValidationEventArgs e);
///
/// Docs say we need to raise an exception if ValidationEventHandler is not set(null)
/// So we use this class to raise the events rather than calling the delegate by itself
///
internal class ValidationHandler
{
public static void RaiseValidationEvent(ValidationEventHandler handle, Exception innerException, object sender, string message, XmlSeverityType severity)
{
XmlSchemaException ex = new XmlSchemaException(message,innerException);
ValidationEventArgs e = new ValidationEventArgs(ex,message,severity);
if(handle == null)
{
throw e.Exception;
}
else
{
handle(sender,e);
}
}
public static void RaiseValidationError(ValidationEventHandler handle, object sender, string message)
{
RaiseValidationEvent(handle,null,sender,message,XmlSeverityType.Error);
}
public static void RaiseValidationError(ValidationEventHandler handle, string message, Exception innerException)
{
RaiseValidationEvent(handle, innerException, null, message, XmlSeverityType.Error);
}
public static void RaiseValidationWarning (ValidationEventHandler handle, object sender, string message)
{
RaiseValidationEvent(handle,null,sender,message,XmlSeverityType.Warning);
}
public static void RaiseValidationWarning(ValidationEventHandler handle, string message, Exception innerException)
{
RaiseValidationEvent(handle, innerException, null, message, XmlSeverityType.Warning);
}
}
}