public Page(CompressedPage cPage, int maxForce)
{
this.Owner = cPage.Owner;
this.Book = cPage.Book;
this.Section = cPage.Section;
this.Number = cPage.Number;
this.MarginR = cPage.MarginR;
this.MarginL = cPage.MarginL;
this.MarginB = cPage.MarginB;
this.MarginT = cPage.MarginT;
this.X1 = cPage.X1;
this.X2 = cPage.X2;
this.Y1 = cPage.Y1;
this.Y2 = cPage.Y2;
Strokes = new List <Stroke>();
if (cPage.Strokes != null)
{
if (cPage.Strokes.Count > 0)
{
foreach (CompressedStroke cStroke in cPage.Strokes)
{
this.Strokes.Add(new Stroke(cStroke, maxForce));
}
}
}
}
private async Task TestPageWriteAndRead(PagesCluster clusterPage, long pageId, Dictionary <long, byte[]> cache)
{
var messagePageId = new MessagePageId(pageId);
var hasPage = await clusterPage.HasPageAsync(messagePageId);
Assert.IsFalse(hasPage);
var msg = new MessageContentGrpcModel
{
Created = DateTime.UtcNow,
Data = new [] { (byte)pageId, (byte)pageId, (byte)pageId },
MessageId = pageId,
};
var content = new CompressedPage(new MessagePageId(pageId), new [] { msg });
cache.Add(pageId, content.ZippedContent.ToArray());
await clusterPage.WriteAsync(messagePageId, content);
hasPage = await clusterPage.HasPageAsync(messagePageId);
Assert.IsTrue(hasPage);
var resultContent = await clusterPage.ReadAsync(messagePageId);
resultContent.ZippedContent.AssertAllBytesAreEqualWith(content.ZippedContent);
}
public async Task WriteAsync(MessagePageId pageId, CompressedPage pageData)
{
var tocIndex = GetPageTocIndex(pageId);
if (_tocPage == null)
{
await InitIndexPageAsync(true);
}
var nextPageNoToWrite = await GetNextPageNoToWriteAsync(tocIndex, pageData.ZippedContent.Length);
await AzurePageBlob.WriteBytesAsync(pageData.ZippedContent, nextPageNoToWrite, new WriteBytesOptions
{
SplitRoundTripsPageSize = 4096
});
await WritePagePositionAllocationToc(tocIndex, nextPageNoToWrite, pageData.ZippedContent.Length);
}
public async Task <CompressedPage> ReadAsync(MessagePageId pageId)
{
try
{
//If we do not have exceptions - can remove this try/catch
GetPageTocIndex(pageId);
}
catch (Exception e)
{
Console.WriteLine("Can not get TocIndex for page: " + pageId.Value + "; TopicId:" + TopicId);
Console.WriteLine(e);
throw;
}
var tocIndex = GetPageTocIndex(pageId);
var(position, length) = await GetPagePositionAllocationToc(tocIndex, false);
if (length == 0)
{
return(CompressedPage.CreateEmpty(pageId));
}
try
{
//If we do not have exceptions - can remove this try/catch
var fullPages = MyAzurePageBlobUtils.CalculateRequiredPagesAmount(length);
var result = await AzurePageBlob.ReadAsync(position, fullPages);
var buffer = result.GetBuffer();
return(new CompressedPage(pageId, new ReadOnlyMemory <byte>(buffer, 0, (int)length)));
}
catch (Exception)
{
Console.WriteLine("Problem with reading page: " + pageId + " TocIndex: " + tocIndex + "; position:" + position + " Length:" + length);
return(CompressedPage.CreateEmpty(pageId));
}
}
public ReadOnlyContentPage(CompressedPage compressedPage)
{
PageId = compressedPage.PageId;
_compressedPage = compressedPage;
}
