/// <summary>
/// Gets the extended log properties.
/// </summary>
/// <returns>The extended log properties string.</returns>
private static string GetExtendedLogProperties()
{
StringBuilder extendedProperties = new StringBuilder();
try
{
Hashtable contextItems = ContextItems.GetContextItems();
if (contextItems != null && contextItems.Count != 0)
{
extendedProperties.AppendLine();
extendedProperties.Append("Extended Properties:");
foreach (DictionaryEntry entry in contextItems)
{
string itemValue = ContextItems.GetContextItemValue(entry.Value);
extendedProperties.AppendLine();
extendedProperties.AppendFormat(CultureInfo.CurrentUICulture, "{0}: {1}", entry.Key, itemValue);
}
}
}
catch (SecurityException)
{
// ignore the security exception - no item could have been set if we get the exception here.
}
catch (MethodAccessException)
{
// ignore the security exception - no item could have been set if we get the exception here.
}
return(extendedProperties.ToString());
}
public static void SetContextItem(object key, object value)
{
if (key == null)
{
throw new ArgumentNullException("key");
}
if (value == null)
{
throw new ArgumentNullException("value");
}
ContextItems.SetContextItem(key, value);
}
public static string GetContextItem(object key)
{
if (key == null)
{
throw new ArgumentNullException("key");
}
Hashtable contextItems = ContextItems.GetContextItems();
if (contextItems == null || contextItems.Count == 0 || !contextItems.ContainsKey(key))
{
return(null);
}
return(ContextItems.GetContextItemValue(contextItems[key]));
}
public static void SetContextItem(object key, object value)
{
if (key == null)
{
throw new ArgumentNullException("key");
}
if (value is string && !string.IsNullOrEmpty(value as string))
{
// remove any curly braces as they cause FormatException in WriteEvent method when args is passed to it.
var stringValue = ((string)value).Replace("{", string.Empty).Replace("}", string.Empty);
ContextItems.SetContextItem(key, stringValue);
}
else
{
ContextItems.SetContextItem(key, value);
}
}
public static void FlushContextItems()
{
ContextItems.FlushContextItems();
}