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//-----------------------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//-----------------------------------------------------------------------------
using System.IdentityModel.Configuration;
using System.Xml;
namespace System.IdentityModel.Tokens
{
/// <summary>
/// This class defines the API for a cache that stores tokens for and purges them
/// on a schedule time interval.
/// </summary>
public abstract class TokenReplayCache : ICustomIdentityConfiguration
{
/// <summary>
/// Load custom configuration from Xml
/// </summary>
/// <param name="nodelist">Custom configuration elements</param>
public virtual void LoadCustomConfiguration(XmlNodeList nodelist)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new NotImplementedException(SR.GetString(SR.ID0023, this.GetType().AssemblyQualifiedName)));
}
/// <summary>
/// Attempt to add a new entry or update an existing entry.
/// </summary>
/// <param name="key">Key to use when adding item</param>
/// <param name="securityToken">SecurityToken to add to cache, can be null</param>
/// <param name="expirationTime">The expiration time of the entry.</param>
public abstract void AddOrUpdate(string key, SecurityToken securityToken, DateTime expirationTime);
/// <summary>
/// Attempt to find if a matching entry exists in the cache.
/// </summary>
/// <param name="key">The key to search for.</param>
/// <returns>true if a matching entry is ifound in the cache, false otherwise</returns>
public abstract bool Contains(string key);
/// <summary>
/// Attempt to get a SecurityToken
/// </summary>
/// <param name="key">The key to search for.</param>
/// <returns>The <see cref="SecurityToken"/> found, if any, null otherwise.</returns>
public abstract SecurityToken Get(string key);
/// <summary>
/// Attempt to remove an entry from the cache
/// </summary>
/// <param name="key">The key to the entry to remove</param>
public abstract void Remove(string key);
}
}
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