/// <summary>
/// Creates a deep copy of current instance.
/// </summary>
/// <returns>DbRelationBucket that is a coppy of current instance.</returns>
public RelationBucket Clone()
{
RelationBucket clonedBucket = new RelationBucket();
for (int i = 0; i < this.relations.Count; i++)
{
DbRelation currRelation = this.relations[i];
DbRelation clonedRelation = currRelation.Clone(currRelation.Child.ColumnAliasesArePrefixed, currRelation.Parent.ColumnAliasesArePrefixed);
JoinMode mode = this.joinModes[i];
clonedBucket.Add(clonedRelation, mode.ParentAsOuter, mode.ChildrenAsOuter);
}
return clonedBucket;
}
/// <summary>
/// Merges a specified RelationBucket object into the current RelationBucket so that there are no duplicate relations.
/// </summary>
/// <param name="bucket">The RelationBucket that will be merged.</param>
public void Merge(RelationBucket bucket)
{
for (int relationIdx = 0; relationIdx < bucket.relations.Count; relationIdx++)
{
DbRelation newRelation = bucket.relations[relationIdx];
JoinMode newJoinMode = (JoinMode)bucket.joinModes[relationIdx];
DbRelation existingEqualRelation = this.relations[newRelation.Parent, newRelation.Child];
if (existingEqualRelation == null)
{
this.relations.Add(newRelation);
this.joinModes.Add(newJoinMode);
}
}
}
