/// <summary>
/// Create a DbCommand object given a command tree.
/// </summary>
/// <param name="commandTree">command tree for the statement</param>
/// <returns>a command object</returns>
internal virtual DbCommand CreateCommand(DbCommandTree commandTree)
{
DbCommandDefinition commandDefinition = CreateCommandDefinition(commandTree);
DbCommand command = commandDefinition.CreateCommand();
return(command);
}
/// <summary>
/// Creates the command definition wrapper.
/// </summary>
/// <param name="wrappedCommandDefinition">The wrapped command definition.</param>
/// <param name="commandTree">The command tree.</param>
/// <returns><see cref="DbCommandDefinitionWrapper"/> object.</returns>
public virtual DbCommandDefinitionWrapper CreateCommandDefinitionWrapper(DbCommandDefinition wrappedCommandDefinition, DbCommandTree commandTree)
{
return new DbCommandDefinitionWrapper(
wrappedCommandDefinition,
commandTree,
(cmd, def) => new DbCommandWrapper(cmd, def));
}
/// <summary>
/// Initializes a new instance of the DbCommandDefinitionWrapper class.
/// </summary>
/// <param name="wrappedCommandDefinition">The wrapped command definition.</param>
/// <param name="commandTree">The command tree.</param>
/// <param name="commandCreator">The command creator delegate.</param>
public DbCommandDefinitionWrapper(
DbCommandDefinition wrappedCommandDefinition,
DbCommandTree commandTree,
Func<DbCommand, DbCommandDefinitionWrapper, DbCommand> commandCreator)
{
this.wrappedCommandDefinition = wrappedCommandDefinition;
this.commandTree = commandTree;
this.commandCreator = commandCreator;
}
public ProxyDbCommandDefinition(DbCommandDefinition proxiedDbCommandDefinition)
{
ProxiedDbCommandDefinition = proxiedDbCommandDefinition;
}
public LegacyDbCommandDefinitionWrapper(Legacy.DbCommandDefinition wrappedDbCommandDefinition)
{
_wrappedDbCommandDefinition = wrappedDbCommandDefinition;
}
public GlimpseProfileDbCommandDefinition(DbCommandDefinition innerCommandDefinition, ProviderStats stats)
{
InnerCommandDefinition = innerCommandDefinition;
Stats = stats;
}
/// <summary>
/// Create the default DbCommandDefinition object based on the prototype command
/// This method is intended for provider writers to build a default command definition
/// from a command.
/// Note: This will clone the prototype
/// </summary>
/// <param name="prototype">the prototype command</param>
/// <returns>an executable command definition object</returns>
public virtual DbCommandDefinition CreateCommandDefinition(DbCommand prototype)
{
return(DbCommandDefinition.CreateCommandDefinition(prototype));
}
/// <summary>
/// Creates the command definition wrapper.
/// </summary>
/// <param name="wrappedCommandDefinition">The wrapped command definition.</param>
/// <param name="commandTree">The command tree.</param>
/// <returns>
/// The <see cref="DbCommandDefinitionWrapper"/> object.
/// </returns>
public override DbCommandDefinitionWrapper CreateCommandDefinitionWrapper(
DbCommandDefinition wrappedCommandDefinition,
DbCommandTree commandTree)
{
return new CachingCommandDefinition(wrappedCommandDefinition, commandTree);
}
internal EFCachingCommandDefinition(DbCommandDefinition wrappedCommandDefinition, DbCommandTree commandTree)
: base(wrappedCommandDefinition, commandTree, (cmd, def) => new EFCachingCommand(cmd, def))
{
this.GetAffectedEntitySets(commandTree);
}
/// <summary>
/// Creates the command definition wrapper.
/// </summary>
/// <param name="wrappedCommandDefinition">The wrapped command definition.</param>
/// <param name="commandTree">The command tree.</param>
/// <returns>
/// The <see cref="DbCommandDefinitionWrapper"/> object.
/// </returns>
public override DbCommandDefinitionWrapper CreateCommandDefinitionWrapper(DbCommandDefinition wrappedCommandDefinition, DbCommandTree commandTree)
{
return new DbCommandDefinitionWrapper(wrappedCommandDefinition, commandTree, (cmd, def) => new EFTracingCommand(cmd, def));
}
public LegacyDbCommandDefinitionWrapper(Legacy.DbCommandDefinition wrappedDbCommandDefinition)
{
_wrappedDbCommandDefinition = wrappedDbCommandDefinition;
}