/// <summary>
/// Generates the delta file. Based off the new file and signature file.
/// </summary>
/// <returns>The delta file.</returns>
/// <param name="signaturePath">Signature path.</param>
/// <param name="newFilePath">New file path.</param>
/// <param name="saveDeltaLocation">Save delta location.</param>
public string generateDeltaFile(string signaturePath, string newFilePath, string saveDeltaLocation = "")
{
curProcessDone = false;
currentProcess = "Generating delta file for " + Path.GetFileName(newFilePath);
//newFilePath could be a remote file as well
try
{
if (string.IsNullOrEmpty(saveDeltaLocation) == true) //generate save location
{
string[] fileInfo = octodiffFilePathInfo(newFilePath);
saveDeltaLocation = fileInfo[1];
}
saveDeltaLocation = saveDeltaLocation.Trim(); //remove line endings
//Usage: Octodiff delta <signature-file> <new-file> [<delta-file>] [<options>]
string[] commands = { signaturePath, newFilePath, saveDeltaLocation }; //add correct arguments
DeltaCommand command = new DeltaCommand();
command.Execute(commands); //generate delta file
}
catch (Exception ex)
{
currentProcess = "";
currentException = ex.Message;
return(ex.Message);
}
currentProcess = "";
curProcessDone = true;
return("Success");
}
private void OnHandleDecrement(DeltaCommand command)
{
var item = command.Item;
var commandContext = new CommandContext(command, item);
var key = ProcessItemAndBuildKey(commandContext);
var result = _memcachedClient.Decrement(key, command.Delta);
command.SetResult(result);
}
public void Read(BufferReader reader)
{
command = (DeltaCommand)reader.ReadInt16();
reader.Skip(2); // unknown
offset = reader.ReadInt32();
length = reader.ReadInt32();
if (command == DeltaCommand.WriteLog)
{
data = reader.GetBytes(length);
}
}
public void Read(BufferReader reader)
{
command = (DeltaCommand)reader.ReadInt16();
reader.Skip(2); // unknown
offset = reader.ReadInt32();
length = reader.ReadInt32();
if (command == DeltaCommand.WriteLog)
{
data = reader.GetBytes(length);
}
}
public when_incrementing_item_in_cache_and_operation_fails()
{
Given(() => item_is_handled_and_key_generated("simplekey"));
Given(() => item_delta_fails("simplekey", 2));
When(() => result = DoDelta(item => item.KeyIs("nomatter"), 2));
}
public when_incrementing_item_in_cache_and_operation_succeeds()
{
Given(() => item_is_handled_and_key_generated("simplekey"));
Given(() => item_delta_in_performed_sucessfully("simplekey", 2, 14));
When(() => result = DoDelta(item => item.KeyIs("nomatter"), 2));
}
