private ODataRequestMessageWrapper CreateNextRequest()
{
bool flag = base.streamRequestKind == BaseSaveResult.StreamRequestKind.None;
if (base.entryIndex < base.ChangedEntries.Count)
{
Descriptor descriptor = base.ChangedEntries[base.entryIndex];
if (descriptor.DescriptorKind == DescriptorKind.Entity)
{
EntityDescriptor descriptor2 = (EntityDescriptor)descriptor;
descriptor2.CloseSaveStream();
if ((base.streamRequestKind == BaseSaveResult.StreamRequestKind.PutMediaResource) && (EntityStates.Unchanged == descriptor2.State))
{
descriptor2.ContentGeneratedForSave = true;
flag = true;
}
}
else if (descriptor.DescriptorKind == DescriptorKind.NamedStream)
{
((StreamDescriptor)descriptor).CloseSaveStream();
}
}
if (flag)
{
base.entryIndex++;
}
ODataRequestMessageWrapper wrapper = null;
if (base.entryIndex < base.ChangedEntries.Count)
{
Descriptor descriptor3 = base.ChangedEntries[base.entryIndex];
if (descriptor3.DescriptorKind == DescriptorKind.Entity)
{
EntityDescriptor entityDescriptor = (EntityDescriptor)descriptor3;
if (((EntityStates.Unchanged == descriptor3.State) || (EntityStates.Modified == descriptor3.State)) && ((wrapper = this.CheckAndProcessMediaEntryPut(entityDescriptor)) != null))
{
base.streamRequestKind = BaseSaveResult.StreamRequestKind.PutMediaResource;
}
else if ((EntityStates.Added == descriptor3.State) && ((wrapper = this.CheckAndProcessMediaEntryPost(entityDescriptor)) != null))
{
base.streamRequestKind = BaseSaveResult.StreamRequestKind.PostMediaResource;
entityDescriptor.StreamState = EntityStates.Added;
}
else
{
base.streamRequestKind = BaseSaveResult.StreamRequestKind.None;
wrapper = base.CreateRequest(entityDescriptor);
}
}
else if (descriptor3.DescriptorKind == DescriptorKind.NamedStream)
{
wrapper = this.CreateNamedStreamRequest((StreamDescriptor)descriptor3);
}
else
{
wrapper = base.CreateRequest((LinkDescriptor)descriptor3);
}
if (wrapper != null)
{
wrapper.FireSendingRequest2(descriptor3);
}
}
return(wrapper);
}
private ODataRequestMessageWrapper GenerateBatchRequest()
{
if ((base.ChangedEntries.Count == 0) && (this.Queries == null))
{
base.SetCompleted();
return(null);
}
ODataRequestMessageWrapper requestMessage = this.CreateBatchRequest();
using (ODataMessageWriter writer = Serializer.CreateMessageWriter(requestMessage, base.RequestInfo))
{
ODataUtils.SetHeadersForPayload(writer, ODataPayloadKind.Batch);
requestMessage.FireSendingRequest2(null);
this.batchWriter = writer.CreateODataBatchWriter();
this.batchWriter.WriteStartBatch();
if (this.Queries != null)
{
for (int i = 0; i < this.Queries.Length; i++)
{
Uri requestUri = base.RequestInfo.BaseUriResolver.CreateAbsoluteUriIfNeeded(this.Queries[i].QueryComponents(base.RequestInfo.MaxProtocolVersion).Uri);
ODataRequestMessageWrapper wrapper2 = this.CreateRequestMessage(requestUri, "GET");
Version requestVersion = this.Queries[i].QueryComponents(base.RequestInfo.MaxProtocolVersion).Version;
WebUtil.SetOperationVersionHeaders(wrapper2, requestVersion, base.RequestInfo.MaxProtocolVersionAsVersion);
wrapper2.FireSendingRequest2(null);
}
}
else if (0 < base.ChangedEntries.Count)
{
this.batchWriter.WriteStartChangeset();
ClientEdmModel model = ClientEdmModel.GetModel(base.RequestInfo.MaxProtocolVersion);
for (int j = 0; j < base.ChangedEntries.Count; j++)
{
Descriptor descriptor = base.ChangedEntries[j];
if (!descriptor.ContentGeneratedForSave)
{
ODataRequestMessageWrapper wrapper3;
EntityDescriptor entityDescriptor = descriptor as EntityDescriptor;
if (descriptor.DescriptorKind == DescriptorKind.Entity)
{
if (entityDescriptor.State != EntityStates.Added)
{
if (((entityDescriptor.State == EntityStates.Unchanged) || (entityDescriptor.State == EntityStates.Modified)) && (entityDescriptor.SaveStream != null))
{
throw System.Data.Services.Client.Error.NotSupported(System.Data.Services.Client.Strings.Context_BatchNotSupportedForMediaLink);
}
}
else if (model.GetClientTypeAnnotation(model.GetOrCreateEdmType(entityDescriptor.Entity.GetType())).IsMediaLinkEntry || entityDescriptor.IsMediaLinkEntry)
{
throw System.Data.Services.Client.Error.NotSupported(System.Data.Services.Client.Strings.Context_BatchNotSupportedForMediaLink);
}
}
else if (descriptor.DescriptorKind == DescriptorKind.NamedStream)
{
throw System.Data.Services.Client.Error.NotSupported(System.Data.Services.Client.Strings.Context_BatchNotSupportedForNamedStreams);
}
if (descriptor.DescriptorKind == DescriptorKind.Entity)
{
wrapper3 = base.CreateRequest(entityDescriptor);
}
else
{
wrapper3 = base.CreateRequest((LinkDescriptor)descriptor);
}
wrapper3.FireSendingRequest2(descriptor);
base.CreateChangeData(j, wrapper3);
}
}
this.batchWriter.WriteEndChangeset();
}
this.batchWriter.WriteEndBatch();
this.batchWriter.Flush();
}
return(requestMessage);
}
