dynamic system interface

IDynamicSystem.cs

interface IDynamicObjectSystem
{
    /// <summary>
    /// Returns an enumeration of all the 'types' defined in the dynamic system.
    /// </summary>
    IEnumerable<dynamic> Types { get; }

    /// <summary>
    /// Either creates a new dynamic object to represent the specified type or updates the instanceProperties
    /// property of the existing type.
    /// </summary>
    /// <param name="name">The unique name of the type</param>
    /// <param name="instanceProperties">A list of strings that defined the allowed properties on an instance of this type</param>
    /// <returns></returns>
    dynamic AssertType(string name, IEnumerable<string> instanceProperties);

    /// <summary>
    /// Looks up the type by name and returns it. Returns null if the type does not exist.
    /// </summary>
    /// <param name="name">The name of the type</param>
    /// <returns>A dynamic object for the type or null.</returns>
    dynamic GetType(string name);

    /// <summary>
    /// Creates a new persistent and typed dynamic object. 
    /// Throws an exception if the named type does not exist.
    /// </summary>
    /// <returns>A new dynamic object of the specified type.</returns>
    dynamic CreateNewDynamicObject(string typeName);

    /// <summary>
    /// Deletes the object with the specified identity. 
    /// </summary>
    /// <param name="id">The identity of the object to delete</param>
    void DeleteObject(string id);

    /// <summary>
    /// Commits all changes. 
    /// </summary>
    void SaveChanges();

    /// <summary>
    /// Returns an enumeration of all dynamic instances of the specified type.
    /// </summary>
    /// <param name="typeName">The type name</param>
    /// <returns>Enumeration of all instances of the type.</returns>
    IEnumerable<dynamic> GetInstancesOfType(string typeName);

    /// <summary>
    /// Uses a SPARQL query to locate a set of objects.
    /// </summary>
    /// <param name="sparqlQuery">The sparql query to execute. Note that the query must have only a single result variable that is 
    /// the id of the object.</param>
    /// <returns>A collection of dynamic objects that meet the query.</returns>
    IEnumerable<dynamic> FindByQuery(string sparqlQuery);

}