/// <summary>
/// Gets a value whether the current property is an identity or not.
/// </summary>
/// <returns>True if the current property is an identity.</returns>
public bool?IsIdentity()
{
if (m_isIdentity != null)
{
return(m_isIdentity);
}
// Identity Attribute
m_isIdentity = (GetIdentityAttribute() != null);
if (m_isIdentity == true)
{
return(m_isIdentity);
}
// PrimaryMapper
var classProperty = IdentityMapper.Get(GetDeclaringType());
m_isIdentity = (classProperty == this);
if (m_isIdentity == true)
{
return(m_isIdentity);
}
// Return false
return(m_isIdentity = false);
}
/// <summary>
/// Defines the data entity type identity property (via <see cref="Field"/> object).
/// </summary>
/// <param name="field">The instance of <see cref="Field"/> object to be mapped.</param>
/// <param name="force">A value that indicates whether to force the mapping. If one is already exists, then it will be overwritten.</param>
/// <returns>The current instance.</returns>
public EntityMapFluentDefinition <TEntity> Identity(Field field,
bool force)
{
IdentityMapper.Add <TEntity>(field, force);
return(this);
}
/// <summary>
/// Defines the data entity type identity property.
/// </summary>
/// <param name="expression">The expression to be parsed.</param>
/// <param name="force">A value that indicates whether to force the mapping. If one is already exists, then it will be overwritten.</param>
/// <returns>The current instance.</returns>
public EntityMapFluentDefinition <TEntity> Identity(Expression <Func <TEntity, object> > expression,
bool force)
{
IdentityMapper.Add <TEntity>(expression, force);
return(this);
}
/// <summary>
/// Defines the data entity type identity property (via property name).
/// </summary>
/// <param name="propertyName">The name of the class property to be mapped.</param>
/// <param name="force">A value that indicates whether to force the mapping. If one is already exists, then it will be overwritten.</param>
/// <returns>The current instance.</returns>
public EntityMapFluentDefinition <TEntity> Identity(string propertyName,
bool force)
{
IdentityMapper.Add <TEntity>(propertyName, force);
return(this);
}
protected IIdentityOptions <T> Identity(Expression <Func <T, object> > expression)
{
IdentityMapper.Add <T>(expression);
return(new IdentityOptions <T>(expression));
}