public static void DoExperiment3()
{
var file = MemoryMappedFile.CreateOrOpen("testFile-headers", HeaderSize);
var accessor = file.CreateViewAccessor(0, HeaderSize);
ulong readOffset = 0;
accessor.Read <ulong>(0, out readOffset);
var x = 3;
ConsumerRecord[] readConsumerRecords = new ConsumerRecord[x];
accessor.ReadArray <ConsumerRecord>(MaxWriteOffsetHeaderSize, readConsumerRecords, 0, 1);
Console.WriteLine($"returnedOffset: {readOffset}, consumer record id: {readConsumerRecords.ToString()}");
}
public static void DoExperiment1()
{
var file = MemoryMappedFile.CreateOrOpen("testFile-headers", HeaderSize);
ulong offset = 34534;
var MaxWriteOffsetStream = file.CreateViewStream(0, HeaderSize);
var offsetBytes = BitConverter.GetBytes(offset);
MaxWriteOffsetStream.Write(offsetBytes, 0, offsetBytes.Length);
var accessor = file.CreateViewAccessor(0, HeaderSize);
accessor.Write(0, offset);
var consumerRecords = new List <ConsumerRecord>()
{
new ConsumerRecord()
{
id = 12,
lastConsumedIndex = 24
},
new ConsumerRecord()
{
id = 32532,
lastConsumedIndex = 36
}
};
accessor.WriteArray <ConsumerRecord>(MaxWriteOffsetHeaderSize, consumerRecords.ToArray(), 0, consumerRecords.Count);
ulong readOffset = 0;
accessor.Read <ulong>(0, out readOffset);
var x = 3;
ConsumerRecord[] readConsumerRecords = new ConsumerRecord[x];
accessor.ReadArray <ConsumerRecord>(MaxWriteOffsetHeaderSize, readConsumerRecords, 0, 1);
Console.WriteLine($"returnedOffset: {readOffset}, consumer record id: {readConsumerRecords.ToString()}");
}