/// <summary>
/// Gets the current logical context named item, as <see cref="T:System.Object" />.
/// </summary>
/// <param name="item">Item name.</param>
/// <returns>The value of <paramref name="item" />, if defined; otherwise <c>null</c>.</returns>
public static object GetObject(string item)
{
MappedDiagnosticsLogicalContext.GetLogicalThreadDictionary(false).TryGetValue(item, out var obj);
return(obj);
}
/// <summary>
/// Sets the current logical context item to the specified value.
/// </summary>
/// <param name="item">Item name.</param>
/// <param name="value">Item value.</param>
/// <returns>>An <see cref="T:System.IDisposable" /> that can be used to remove the item from the current logical context.</returns>
public static IDisposable SetScoped(string item, object value)
{
MappedDiagnosticsLogicalContext.Set(item, value);
return((IDisposable) new MappedDiagnosticsLogicalContext.ItemRemover(item));
}
/// <summary>
/// Gets the current logical context named item, as <see cref="T:System.String" />.
/// </summary>
/// <param name="item">Item name.</param>
/// <returns>The value of <paramref name="item" />, if defined; otherwise <see cref="F:System.String.Empty" />.</returns>
/// <remarks>If the value isn't a <see cref="T:System.String" /> already, this call locks the <see cref="T:NLog.LogFactory" /> for reading the <see cref="P:NLog.Config.LoggingConfiguration.DefaultCultureInfo" /> needed for converting to <see cref="T:System.String" />. </remarks>
public static object Get(string item)
{
return(MappedDiagnosticsLogicalContext.Get(item, (IFormatProvider)null));
}
/// <summary>
/// Gets the current logical context named item, as <see cref="T:System.String" />.
/// </summary>
/// <param name="item">Item name.</param>
/// <param name="formatProvider">The <see cref="T:System.IFormatProvider" /> to use when converting a value to a string.</param>
/// <returns>The value of <paramref name="item" />, if defined; otherwise <see cref="F:System.String.Empty" />.</returns>
/// <remarks>If <paramref name="formatProvider" /> is <c>null</c> and the value isn't a <see cref="T:System.String" /> already, this call locks the <see cref="T:NLog.LogFactory" /> for reading the <see cref="P:NLog.Config.LoggingConfiguration.DefaultCultureInfo" /> needed for converting to <see cref="T:System.String" />. </remarks>
public static object Get(string item, IFormatProvider formatProvider)
{
return(FormatHelper.Convert(MappedDiagnosticsLogicalContext.GetObject(item), formatProvider));
}
/// <summary>Clears the content of current logical context.</summary>
public static void Clear()
{
MappedDiagnosticsLogicalContext.Clear(false);
}
/// <summary>
/// Removes the specified <paramref name="item" /> from current logical context.
/// </summary>
/// <param name="item">Item name.</param>
public static void Remove(string item)
{
MappedDiagnosticsLogicalContext.GetLogicalThreadDictionary(true).Remove(item);
}
/// <summary>
/// Checks whether the specified <paramref name="item" /> exists in current logical context.
/// </summary>
/// <param name="item">Item name.</param>
/// <returns>A boolean indicating whether the specified <paramref name="item" /> exists in current logical context.</returns>
public static bool Contains(string item)
{
return(MappedDiagnosticsLogicalContext.GetLogicalThreadDictionary(false).ContainsKey(item));
}
/// <summary>Returns all item names</summary>
/// <returns>A collection of the names of all items in current logical context.</returns>
public static ICollection <string> GetNames()
{
return(MappedDiagnosticsLogicalContext.GetLogicalThreadDictionary(false).Keys);
}
/// <summary>
/// Sets the current logical context item to the specified value.
/// </summary>
/// <param name="item">Item name.</param>
/// <param name="value">Item value.</param>
public static void Set(string item, object value)
{
MappedDiagnosticsLogicalContext.GetLogicalThreadDictionary(true)[item] = value;
}