/// <summary>
/// Gets the named thread context stack
/// </summary>
/// <value>
/// The named stack
/// </value>
/// <remarks>
/// <para>
/// Gets the named thread context stack
/// </para>
/// </remarks>
public ThreadContextStack this[string key] {
get {
ThreadContextStack stack = null;
object propertyValue = m_properties[key];
if (propertyValue == null)
{
// Stack does not exist, create
stack = new ThreadContextStack();
m_properties[key] = stack;
}
else
{
// Look for existing stack
stack = propertyValue as ThreadContextStack;
if (stack == null)
{
// Property is not set to a stack!
string propertyValueString = SystemInfo.NullText;
try {
propertyValueString = propertyValue.ToString();
} catch {}
LogLog.Error("ThreadContextStacks: Request for stack named [" + key +
"] failed because a property with the same name exists which is a [" +
propertyValue.GetType().Name + "] with value [" + propertyValueString + "]");
stack = new ThreadContextStack();
}
}
return(stack);
}
}
/// <summary>
/// Gets the named thread context stack
/// </summary>
/// <value>
/// The named stack
/// </value>
/// <remarks>
/// <para>
/// Gets the named thread context stack
/// </para>
/// </remarks>
public ThreadContextStack this[string key] {
get {
ThreadContextStack stack = null;
object propertyValue = m_properties[key];
if (propertyValue == null) {
// Stack does not exist, create
stack = new ThreadContextStack();
m_properties[key] = stack;
} else {
// Look for existing stack
stack = propertyValue as ThreadContextStack;
if (stack == null) {
// Property is not set to a stack!
string propertyValueString = SystemInfo.NullText;
try {
propertyValueString = propertyValue.ToString();
} catch {}
LogLog.Error("ThreadContextStacks: Request for stack named [" + key +
"] failed because a property with the same name exists which is a [" +
propertyValue.GetType().Name + "] with value [" + propertyValueString + "]");
stack = new ThreadContextStack();
}
}
return stack;
}
}
public static void SetMaxDepth(int maxDepth)
{
if (maxDepth >= 0)
{
ThreadContextStack stack = ThreadContext.Stacks["NDC"];
if (maxDepth == 0)
{
stack.Clear();
}
else
{
while (stack.Count > maxDepth)
{
stack.Pop();
}
}
}
}
/// <summary>
/// Forces the stack depth to be at most <paramref name="maxDepth" />.
/// </summary>
/// <param name="maxDepth">The maximum depth of the stack</param>
/// <remarks>
/// <note>
/// <para>
/// The NDC is deprecated and has been replaced by the <see cref="P:log4net.ThreadContext.Stacks" />.
/// The current NDC implementation forwards to the <c>ThreadContext.Stacks["NDC"]</c>.
/// </para>
/// </note>
/// <para>
/// Forces the stack depth to be at most <paramref name="maxDepth" />.
/// This may truncate the head of the stack. This only affects the
/// stack in the current thread. Also it does not prevent it from
/// growing, it only sets the maximum depth at the time of the
/// call. This can be used to return to a known context depth.
/// </para>
/// </remarks>
public static void SetMaxDepth(int maxDepth)
{
if (maxDepth < 0)
{
return;
}
ThreadContextStack threadContextStack = ThreadContext.Stacks["NDC"];
if (maxDepth == 0)
{
threadContextStack.Clear();
return;
}
while (threadContextStack.Count > maxDepth)
{
threadContextStack.Pop();
}
}
