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//Copyright 2010 Microsoft Corporation
//
//Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License.
//You may obtain a copy of the License at
//
//http://www.apache.org/licenses/LICENSE-2.0
//
//Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an
//"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//See the License for the specific language governing permissions and limitations under the License.
namespace System.Data.Services.Common
{
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Xml;
internal enum EpmSerializationKind
{
Attributes,
Elements,
All
}
internal abstract class EpmContentSerializerBase
{
protected EpmContentSerializerBase(EpmTargetTree tree, bool isSyndication, object element, XmlWriter target)
{
this.Root = isSyndication ? tree.SyndicationRoot : tree.NonSyndicationRoot;
this.Element = element;
this.Target = target;
this.Success = false;
}
protected EpmTargetPathSegment Root
{
get;
private set;
}
protected object Element
{
get;
private set;
}
protected XmlWriter Target
{
get;
private set;
}
protected bool Success
{
get;
private set;
}
internal void Serialize()
{
foreach (EpmTargetPathSegment targetSegment in this.Root.SubSegments)
{
this.Serialize(targetSegment, EpmSerializationKind.All);
}
this.Success = true;
}
protected virtual void Serialize(EpmTargetPathSegment targetSegment, EpmSerializationKind kind)
{
IEnumerable<EpmTargetPathSegment> segmentsToSerialize;
switch (kind)
{
case EpmSerializationKind.Attributes:
segmentsToSerialize = targetSegment.SubSegments.Where(s => s.IsAttribute == true);
break;
case EpmSerializationKind.Elements:
segmentsToSerialize = targetSegment.SubSegments.Where(s => s.IsAttribute == false);
break;
default:
Debug.Assert(kind == EpmSerializationKind.All, "Must serialize everything");
segmentsToSerialize = targetSegment.SubSegments;
break;
}
foreach (EpmTargetPathSegment segment in segmentsToSerialize)
{
this.Serialize(segment, kind);
}
}
}
}
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