package gw.exportimport.resolver

uses gw.exportimport.CellData
uses gw.exportimport.ImportMetaData
uses java.util.Map

/**
 * Resolves column data as "null" (nothing).
 */
@ReadOnly
class NullColumnDataResolver implements ColumnDataResolver<Object> {

  override function resolveCellValue(bean : KeyableBean) : Object {
    return null
  }

  override function importBeanValue(bean : KeyableBean, data : CellData, metaData : ImportMetaData, dependentData : Map<String, Object>) {
  }

  override function calculateCellValue(bean : KeyableBean, data : CellData, metaData : ImportMetaData, dependentData : Map<String, Object>) : Object {
    return null
  }

}