namespace Relativity.DataExchange.Export { public abstract class ExportFileFormatterBase : ILoadFileHeaderFormatter { protected ExportFile ExportSettings { get; } protected ExportFileFormatterBase(ExportFile exportSettings, IFieldNameProvider fieldNameProvider); public string GetHeader(List<ViewFieldInfo> columns); protected abstract string GetHeaderLine(List<ViewFieldInfo> columns); protected virtual string GetHeaderColName(ViewFieldInfo fieldInfo); } }