/// <summary>
/// Sets value to cached property
/// </summary>
/// <param name="aObject">
/// Object where property resides <see cref="System.Object"/>
/// </param>
/// <param name="aProperty">
/// Property name <see cref="System.String"/>
/// </param>
/// <param name="aValue">
/// New value <see cref="System.Object"/>
/// </param>
/// <param name="aDefaultValue">
/// Default value which should be returned if method was unsuccessful <see cref="System.Object"/>
/// </param>
/// <returns>
/// true if successful, false if not <see cref="System.Boolean"/>
/// </returns>
public bool GetValue(object aObject, string aProperty, out object aValue, object aDefaultValue)
{
bool startMethod = false;
aValue = aDefaultValue;
if (IsCached == true)
{
if (aProperty == PropertyName)
{
startMethod = true;
}
}
else
{
if (IsCompatible(aObject) == true)
{
if (aProperty == PropertyName)
{
startMethod = IsCached;
}
}
}
// Start copying data
if (startMethod == true)
{
if (IsProperty == true)
{
aValue = ConnectionProvider.GetPropertyValue(aObject, propInfo);
return(true);
}
if (IsVirtualProperty == true)
{
aValue = propVirtual.Value;
return(true);
}
if (IsDataRowField == true)
{
return(DatabaseProvider.GetValue(aObject, propColumn, out aValue, aDefaultValue));
}
throw new ExceptionCachedPropertyGetValueFailed(this);
}
else
{
// If method arrived here then this is not a valid cache for that property
// fallback creates temporary cache and gets value trough it
return(CachedProperty.UncachedGetValue(aObject, aProperty, out aValue, aDefaultValue));
}
return(false);
}
/// <summary>
/// Creates temporary cache and gets value from the property
/// </summary>
/// <param name="aObject">
/// Object which needs value to be set <see cref="System.Object"/>
/// </param>
/// <param name="aProperty">
/// Property name <see cref="System.String"/>
/// </param>
/// <param name="aValue">
/// Property value <see cref="System.Object"/>
/// </param>
/// <returns>
/// true if successful, false if not <see cref="System.Boolean"/>
/// </returns>
/// <remarks>
/// calls CachedProperty.UncachedGetValue with null as default value
/// </remarks>
public static bool UncachedGetValue(object aObject, string aProperty, out object aValue)
{
return(CachedProperty.UncachedGetValue(aObject, aProperty, out aValue, null));
}
