/// <summary>
/// Deletes the property and value given the property name specified.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="propertyName"></param>
/// <returns></returns>
public bool Delete <T>(string propertyName)
{
lock (_lock)
{
if (PropertyNameList.Contains(propertyName) &&
PropertyNameList[propertyName].DataType == typeof(T))
{
PropertyNameList.Remove(propertyName);
IsDirty = true;
return(true);
}
}
return(false);
}
/// <summary>
/// Stores the new value for the names property. If the property does not exist in the blob
/// a new column will be created. Property names are case insensitive.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="propName"></param>
/// <param name="value"></param>
public void Set <T>(string propertyName, T value)
{
lock (_lock)
{
if (!PropertyNameList.Contains(propertyName))
{
PropertyNameList.Add(propertyName, typeof(T));
}
ItemColumn column = PropertyNameList[propertyName];
PropertyValueList.Insert(PropertyNameList.IndexOf(column), value);
IsDirty = true;
RaisePropertyChanged(propertyName);
}
}
/// <summary>
/// Get the current value of a property. If the property does not exist, the default value
/// for the type will be returned and the function returns FALSE. Property names are
/// case insensitive.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="propertyName"></param>
/// <param name="value"></param>
/// <returns></returns>
public bool Get <T>(string propertyName, out T value)
{
lock (_lock)
{
value = default(T);
if (PropertyNameList.Contains(propertyName) &&
PropertyNameList[propertyName].DataType == typeof(T))
{
ItemColumn column = PropertyNameList[propertyName];
int index = PropertyNameList.IndexOf(column);
value = (T)PropertyValueList[index];
return(true);
}
}
return(false);
}