public void WriteFile()
{
HistorianKey key = new HistorianKey();
HistorianValue value = new HistorianValue();
if (File.Exists("c:\\temp\\ArchiveTestFileBig.d2"))
{
File.Delete("c:\\temp\\ArchiveTestFileBig.d2");
}
//using (var af = ArchiveFile.CreateInMemory(CompressionMethod.TimeSeriesEncoded))
using (SortedTreeFile af = SortedTreeFile.CreateFile("c:\\temp\\ArchiveTestFileBig.d2"))
using (SortedTreeTable <HistorianKey, HistorianValue> af2 = af.OpenOrCreateTable <HistorianKey, HistorianValue>(EncodingDefinition.FixedSizeCombinedEncoding))
{
Random r = new Random(3);
for (ulong v1 = 1; v1 < 36; v1++)
{
using (var edit = af2.BeginEdit())
{
for (ulong v2 = 1; v2 < 86000; v2++)
{
key.Timestamp = v1 * 2342523;
key.PointID = v2;
value.Value1 = (ulong)r.Next();
value.Value3 = 0;
edit.AddPoint(key, value);
}
edit.Commit();
}
af2.Count();
}
af2.Count();
}
}
SortedTreeTable <HistorianKey, HistorianValue> CreateTable()
{
Random r = new Random(seed++);
HistorianKey key = new HistorianKey();
HistorianValue value = new HistorianValue();
SortedTreeFile file = SortedTreeFile.CreateInMemory();
SortedTreeTable <HistorianKey, HistorianValue> table = file.OpenOrCreateTable <HistorianKey, HistorianValue>(EncodingDefinition.FixedSizeCombinedEncoding);
using (SortedTreeTableEditor <HistorianKey, HistorianValue> edit = table.BeginEdit())
{
for (int x = 0; x < 1000; x++)
{
key.Timestamp = (ulong)r.Next();
key.PointID = (ulong)r.Next();
key.EntryNumber = (ulong)r.Next();
edit.AddPoint(key, value);
}
edit.Commit();
}
return(table);
}
public void ReadFile()
{
using (SortedTreeFile af = SortedTreeFile.OpenFile("c:\\temp\\ArchiveTestFileBig.d2", isReadOnly: true))
using (SortedTreeTable <HistorianKey, HistorianValue> af2 = af.OpenOrCreateTable <HistorianKey, HistorianValue>(EncodingDefinition.FixedSizeCombinedEncoding))
{
HistorianKey key = new HistorianKey();
HistorianValue value = new HistorianValue();
Random r = new Random(3);
SortedTreeScannerBase <HistorianKey, HistorianValue> scanner = af2.AcquireReadSnapshot().CreateReadSnapshot().GetTreeScanner();
scanner.SeekToStart();
for (ulong v1 = 1; v1 < 36; v1++)
{
for (ulong v2 = 1; v2 < 86000; v2++)
{
Assert.IsTrue(scanner.Read(key, value));
Assert.AreEqual(key.Timestamp, v1 * 2342523);
Assert.AreEqual(key.PointID, v2);
Assert.AreEqual(value.Value3, 0ul);
Assert.AreEqual(value.Value1, (ulong)r.Next());
}
}
}
}
