/// <summary>
/// Create copy of DataSourceDefinition.
/// </summary>
/// <param name="dataSourceDefinition"></param>
public object Clone()
{
DataSourceDefinition dataSourceDefinition = (DataSourceDefinition)this.MemberwiseClone();
dataSourceDefinition.Fields = new List <DBField>();
for (int fieldIdx = 0; fieldIdx < Fields.Count; fieldIdx++)
{
DBField newField = (DBField)Fields[fieldIdx].Clone();
dataSourceDefinition.Fields.Add(newField);
}
dataSourceDefinition.Keys = new List <DBKey>();
for (int keyIdx = 0; keyIdx < Keys.Count; keyIdx++)
{
DBKey newKey = (DBKey)Keys[keyIdx].Clone();
for (int segmentIdx = 0; segmentIdx < newKey.Segments.Count; segmentIdx++)
{
DBSegment segment = (DBSegment)newKey.Segments[segmentIdx];
segment.Field = dataSourceDefinition.Fields.Find(x => x.Isn == Keys[keyIdx].Segments[segmentIdx].Field.Isn);
}
dataSourceDefinition.Keys.Add(newKey);
}
dataSourceDefinition.Segments = new List <DBSegment>();
for (int segmentIdx = 0; segmentIdx < Segments.Count; segmentIdx++)
{
DBSegment newSegment = (DBSegment)Segments[segmentIdx].Clone();
newSegment.Field = dataSourceDefinition.Fields.Find(x => x.Isn == Segments[segmentIdx].Field.Isn);
dataSourceDefinition.Segments.Add(newSegment);
}
return(dataSourceDefinition);
}
/// <summary>
/// Create copy of the DBSegment.
/// </summary>
/// <returns></returns>
public object Clone()
{
DBSegment segment = (DBSegment)this.MemberwiseClone();
//Here field of segment can not be cloned as it containes the reference of field from datasourcedefinition.
//Caller of the clone method for segment should assign segment's field correctly. So assign null value for field.
//TODO (Snehal) : Instead of maintaining field in the segment, we can maintain only field Isn.
segment.Field = null;
return(segment);
}
/// <summary>
/// Create copy of the DBKey.
/// </summary>
/// <returns></returns>
public object Clone()
{
DBKey key = (DBKey)this.MemberwiseClone();
key.Segments = new List <DBSegment>();
for (int segmentIdx = 0; segmentIdx < Segments.Count; segmentIdx++)
{
DBSegment segment = (DBSegment)Segments[segmentIdx].Clone();
key.Segments.Add(segment);
}
return(key);
}