/// <summary>
/// Add a converter to this PatternString
/// </summary>
/// <param name="converterInfo">the converter info</param>
/// <remarks>
/// <para>
/// This version of the method is used by the configurator.
/// Programmatic users should use the alternative <see cref="AddConverter(string,Type)"/> method.
/// </para>
/// </remarks>
public void AddConverter(ConverterInfo converterInfo)
{
if (converterInfo == null)
{
throw new ArgumentNullException("converterInfo");
}
if (!typeof(PatternConverter).IsAssignableFrom(converterInfo.Type))
{
throw new ArgumentException("The converter type specified [" + converterInfo.Type + "] must be a subclass of log4net.Util.PatternConverter", "converterInfo");
}
m_instanceRulesRegistry[converterInfo.Name] = converterInfo;
}
/// <summary>
/// Add a converter to this PatternString
/// </summary>
/// <param name="name">the name of the conversion pattern for this converter</param>
/// <param name="type">the type of the converter</param>
/// <remarks>
/// <para>
/// Add a converter to this PatternString
/// </para>
/// </remarks>
public void AddConverter(string name, Type type)
{
if (name == null)
{
throw new ArgumentNullException("name");
}
if (type == null)
{
throw new ArgumentNullException("type");
}
ConverterInfo converterInfo = new ConverterInfo();
converterInfo.Name = name;
converterInfo.Type = type;
AddConverter(converterInfo);
}
/// <summary>
/// Create the <see cref="PatternParser"/> used to parse the pattern
/// </summary>
/// <param name="pattern">the pattern to parse</param>
/// <returns>The <see cref="PatternParser"/></returns>
/// <remarks>
/// <para>
/// Returns PatternParser used to parse the conversion string. Subclasses
/// may override this to return a subclass of PatternParser which recognize
/// custom conversion pattern name.
/// </para>
/// </remarks>
private PatternParser CreatePatternParser(string pattern)
{
PatternParser patternParser = new PatternParser(pattern);
// Add all the builtin patterns
foreach (DictionaryEntry entry in s_globalRulesRegistry)
{
ConverterInfo converterInfo = new ConverterInfo();
converterInfo.Name = (string)entry.Key;
converterInfo.Type = (Type)entry.Value;
patternParser.PatternConverters.Add(entry.Key, converterInfo);
}
// Add the instance patterns
foreach (DictionaryEntry entry in m_instanceRulesRegistry)
{
patternParser.PatternConverters[entry.Key] = entry.Value;
}
return(patternParser);
}
/// <summary>
/// Process a parsed converter pattern
/// </summary>
/// <param name="converterName">the name of the converter</param>
/// <param name="option">the optional option for the converter</param>
/// <param name="formattingInfo">the formatting info for the converter</param>
private void ProcessConverter(string converterName, string option, FormattingInfo formattingInfo)
{
LogLog.Debug(declaringType, "Converter [" + converterName + "] Option [" + option + "] Format [min=" + formattingInfo.Min + ",max=" + formattingInfo.Max + ",leftAlign=" + formattingInfo.LeftAlign + "]");
// Lookup the converter type
ConverterInfo converterInfo = (ConverterInfo)m_patternConverters[converterName];
if (converterInfo == null)
{
LogLog.Error(declaringType, "Unknown converter name [" + converterName + "] in conversion pattern.");
}
else
{
// Create the pattern converter
PatternConverter pc = null;
try
{
pc = (PatternConverter)Activator.CreateInstance(converterInfo.Type);
}
catch (Exception createInstanceEx)
{
LogLog.Error(declaringType, "Failed to create instance of Type [" + converterInfo.Type.FullName + "] using default constructor. Exception: " + createInstanceEx.ToString());
}
// formattingInfo variable is an instance variable, occasionally reset
// and used over and over again
pc.FormattingInfo = formattingInfo;
pc.Option = option;
pc.Properties = converterInfo.Properties;
IOptionHandler optionHandler = pc as IOptionHandler;
if (optionHandler != null)
{
optionHandler.ActivateOptions();
}
AddConverter(pc);
}
}