/// <summary>
/// Try getting a mapped value given a migration source unique Id and the value to be mapped.
/// </summary>
/// <param name="fromSide">Left or Right of the migration source in the session configuration</param>
/// <param name="sourceFieldValue">Value before the mapping rule is applied</param>
/// <param name="valueMapName"></param>
/// <param name="descriptionDocRootNode">The document that contains all the field information in a particular revision</param>
/// <param name="mappedValue">Value after the mapping rule is applied</param>
/// <returns>True if a mapping rule is applied; FALSE otherwise</returns>
private bool GetMappedFieldValue(
SourceSideTypeEnum fromSide,
string sourceFieldValue,
string valueMapName,
XmlElement descriptionDocRootNode,
out string mappedValue)
{
TraceManager.TraceVerbose("Getting mapped field value of '{0}' in Value Map '{1}'",
sourceFieldValue ?? string.Empty, valueMapName ?? string.Empty);
ValueMap valueMapEntry = null;
foreach (ValueMap valueMap in m_session.WITCustomSetting.ValueMaps.ValueMap)
{
if (valueMap.name == valueMapName)
{
valueMapEntry = valueMap;
break;
}
}
if (null != valueMapEntry)
{
TraceManager.TraceVerbose("Applying mapped field value of '{0}' in Value Map '{1}'",
sourceFieldValue ?? string.Empty, valueMapName ?? string.Empty);
return(valueMapEntry.TryGetMappedValue(fromSide, sourceFieldValue, descriptionDocRootNode, out mappedValue));
}
else
{
TraceManager.TraceVerbose("Cannot find Value Map '{0}'", valueMapName ?? string.Empty);
mappedValue = sourceFieldValue;
return(false);
}
}
