public void Validate(LogListener listener)
{
VerifyTextAppendParameter(listener);
VerifyTextMaxSizeParameter(listener);
VerifyPreserveLogFileNameExtensionParameter(listener);
VerifyCountDirectionParameter(listener);
VerifyTextRollBackBackupsParameter(listener);
VerifyFileNameAndFilePatternParameters(listener);
}
private void VerifyTextAppendParameter(LogListener listener)
{
var append = listener.Params[TextFileConstants.Append];
if (append != TextFileConstants.RolloverValue && append != TextFileConstants.AppendValue)
{
throw new InvalidOperationException("append parameter has invalid value");
}
}
private void ValidateInteger(LogListener listener, string name)
{
if (listener.Params.ContainsKey(name))
{
var maxSizeStr = listener.Params[name];
if (!int.TryParse(maxSizeStr, out var maxSize) || maxSize <= 0)
{
throw new InvalidOperationException(string.Format("{0} parameter has invalid value", name));
}
}
}
public FluentConfiguration AddTextListener(string category = "")
{
var listener = new LogListener {
Category = category, Type = TextFileConstants.Type
};
_configuration.Listeners.Add(listener);
listener.Params[TextFileConstants.Append] = TextFileConstants.AppendValue;
listener.Params[TextFileConstants.FileName] = "application.log";
return(this);
}
private void ValidateBoolean(LogListener listener, string name)
{
if (!listener.Params.ContainsKey(name))
{
return;
}
var value = listener.Params[name];
if (!string.Equals(value, "true", StringComparison.InvariantCultureIgnoreCase) &&
!string.Equals(value, "false", StringComparison.InvariantCultureIgnoreCase))
{
throw new InvalidOperationException(string.Format("{0} parameter must be true of false", name));
}
}
private void VerifyFileNameAndFilePatternParameters(LogListener listener)
{
var fileName = listener.Params.ContainsKey(TextFileConstants.FileName) ? listener.Params[TextFileConstants.FileName] : string.Empty;
var filePatternName = listener.Params.ContainsKey(TextFileConstants.FilePatternName)
? listener.Params[TextFileConstants.FilePatternName] : string.Empty;
if (string.IsNullOrEmpty(fileName.Trim()) &&
string.IsNullOrEmpty(filePatternName.Trim()))
{
throw new InvalidOperationException("parameters fileName and filePatternName are empty");
}
if (!string.IsNullOrEmpty(fileName.Trim()) &&
!string.IsNullOrEmpty(filePatternName.Trim()))
{
throw new InvalidOperationException("one of the parameters fileName and filePatternName must be empty");
}
}
private void VerifyTextMaxSizeParameter(LogListener listener)
{
ValidateInteger(listener, TextFileConstants.MaxSize);
}
private void VerifyTextRollBackBackupsParameter(LogListener listener)
{
ValidateInteger(listener, TextFileConstants.RollBackBackups);
}
private void VerifyPreserveLogFileNameExtensionParameter(LogListener listener)
{
ValidateBoolean(listener, TextFileConstants.PreserveLogFileNameExtension);
}
private void VerifyCountDirectionParameter(LogListener listener)
{
ValidateInteger(listener, TextFileConstants.CountDirection);
}
public void Validate(LogListener listener)
{
}
