/// <summary>
/// Gets the property chain database information.
/// </summary>
/// <param name="entityType">
/// Type of the entity.
/// </param>
/// <param name="memberChain">
/// The member chain.
/// </param>
/// <returns>
/// A <see cref="DbInfoDto"/>
/// </returns>
public DbInfoDto GetPropertyChainDatabaseInformation( Type entityType, IEnumerable<MemberInfo> memberChain )
{
Check.IsNotNull ( entityType, "entityType is required." );
var dbInfo = new DbInfoDto ();
var reversedMemberChainList = memberChain.ToList ();
reversedMemberChainList.Reverse ();
string propertyPath = null;
foreach ( var memberInfo in reversedMemberChainList )
{
if ( propertyPath == null )
{
propertyPath = memberInfo.Name;
}
else
{
propertyPath = memberInfo.Name + "." + propertyPath;
}
var parentType = memberInfo.DeclaringType;
if ( typeof( IAggregateRoot ).IsAssignableFrom ( parentType ) || typeof( IAggregateNode ).IsAssignableFrom ( parentType ) )
{
dbInfo = GetPropertyDatabaseInformation ( parentType, propertyPath );
break;
}
if ( !( parentType.GetCustomAttributes ( typeof( ComponentAttribute ), false ).Count () > 0 ) )
{
throw new ArgumentException ( "Member Chain for mapping contains an invalid member." );
}
}
return dbInfo;
}
/// <summary>
/// Gets the property database information.
/// </summary>
/// <param name="entityType">
/// Type of the entity.
/// </param>
/// <param name="propertyPath">
/// The property path.
/// </param>
/// <returns>
/// A <see cref="DbInfoDto"/>
/// </returns>
public DbInfoDto GetPropertyDatabaseInformation( Type entityType, string propertyPath )
{
Check.IsNotNull ( entityType, "entityType is required." );
Check.IsNotNullOrWhitespace ( propertyPath, "propertyPath cannot be empty or whitespace." );
var classMapping = _sessionFactory.GetClassMetadata ( entityType );
var persister = classMapping as AbstractEntityPersister;
var dbInfo = new DbInfoDto ();
if ( persister != null )
{
dbInfo.Table = persister.TableName;
dbInfo.Column = string.Join ( ",", persister.GetPropertyColumnNames ( propertyPath ) );
dbInfo.DataType = persister.GetPropertyType ( propertyPath ).Name;
}
return dbInfo;
}
