/// <summary>
/// Initializes a new instance of the <see cref="SaveAuditor"/> class.
/// </summary>
/// <param name="adapter">The adapter.</param>
public SaveAuditor(DataClassAdapter adapter)
{
_adapter = adapter;
_saveHandler = OnBeforeSave;
_adapter.BeforeSave += _saveHandler;
}
protected void Dispose(bool disposing)
{
if (_adapter != null)
{
lock (this)
if (_adapter != null)
{
_adapter.BeforeSave -= _saveHandler;
_adapter = null;
}
}
if (disposing)
{
GC.SuppressFinalize(this);
}
}
/// <summary>
/// Gets a DataClassAdapter of type Tdc.
/// </summary>
/// <typeparam name="Tdc">DC type</typeparam>
/// <returns></returns>
public virtual DataClassAdapter <Tdc> Adapter <Tdc>()
where Tdc : class, new()
{
if (_adapters.ContainsKey(typeof(Tdc)))
{
return((DataClassAdapter <Tdc>)_adapters[typeof(Tdc)]);
}
lock (this)
{ // double-check after lock (be thread safe, sort of)
if (_adapters.ContainsKey(typeof(Tdc)))
{
return((DataClassAdapter <Tdc>)_adapters[typeof(Tdc)]);
}
var adapter = new DataClassAdapter <Tdc>(Connection);
_adapters.Add(typeof(Tdc), adapter);
return(adapter);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="SaveAuditor"/> class.
/// </summary>
/// <param name="adapter">The adapter.</param>
/// <param name="auditHandler">The audit handler.</param>
public SaveAuditor(DataClassAdapter adapter, Action <SaveAudit> auditHandler)
: this(adapter)
{
AuditHandler = auditHandler;
}
public static T[] GetArray <T>(this DataClassAdapter <T> adapter, string filter, params object[] parameters)
where T : class
{
using (var reader = adapter.OpenReader(filter, parameters))
return(reader.ToArray());
}
public static T[] GetArray <T>(this DataClassAdapter <T> adapter, Expression <Func <T, bool> > filterExpression)
where T : class
{
using (var reader = adapter.OpenReader(filterExpression))
return(reader.ToArray());
}
