public override string DoProcess(Request request)
{
var redisObject = store.Get(request.args[0]);
var valToIncBy = long.Parse(request.args[1]);
if (redisObject == null)
{
var redisString = new RedisString("0");
long longValue;
redisString.IncrementBy(valToIncBy, out longValue);
store.Set(request.args[0], redisString);
return Reply.IntgerReply(longValue);
}
if (!redisObject.IsRedisString())
{
return Reply.ErrWrongType();
}
var s = redisObject as RedisString;
if(s.IsConvertibleToLong())
{
long longValue;
var success = s.IncrementBy(valToIncBy, out longValue);
return success ? Reply.IntgerReply(longValue) : Reply.OverFlow();
}
return Reply.ValueNotInt();
}
public string Process(Request request)
{
if(!Validate(request))
{
return Reply.ErrBadRequest();
}
return DoProcess(request);
}
public override bool Validate(Request request)
{
if (request.args.Count == 2)
{
long res;
return long.TryParse(request.args[1], out res);
}
return false;
}
public override bool Validate(Request request)
{
if(request.args.Count == 3)
{
int i;
return int.TryParse(request.args[1], out i) && int.TryParse(request.args[2], out i);
}
return false;
}
public override string DoProcess(Request request)
{
var redisObject = store.Get(request.args[0]);
if (redisObject == null)
return Reply.Nil();
if (!redisObject.IsRedisString())
return Reply.ErrWrongType();
return Reply.BulkReply(redisObject.ToString());
}
public override string DoProcess(Request request)
{
var redisObject = store.Get(request.args[0]);
if(redisObject == null)
{
return Reply.IntgerReply(0);
}
if(!redisObject.IsRedisString())
{
return Reply.ErrWrongType();
}
return Reply.IntgerReply((redisObject as RedisString).Length());
}
public override string DoProcess(Request request)
{
var redisObject = store.Get(request.args[0]);
if(redisObject == null)
{
return Reply.BulkReply("");
}
if(!redisObject.IsRedisString())
{
return Reply.ErrWrongType();
}
return Reply.BulkReply((redisObject as RedisString).Substring(int.Parse(request.args[1]),int.Parse(request.args[2])));
}
public override string DoProcess(Request request)
{
var redisObject = store.Get(request.args[0]);
if(redisObject == null)
{
var redisString = new RedisString(request.args[1]);
store.Set(request.args[0],redisString);
return Reply.IntgerReply(redisString.Length());
}
if (!redisObject.IsRedisString())
{
return Reply.ErrWrongType();
}
var s = redisObject as RedisString;
s.Append(request.args[1]);
return Reply.IntgerReply(s.Length());
}
public override bool Validate(Request request)
{
return request.args.Count == 1;
}
public static string ProcessRequest(Request request)
{
if(!CommandTable.ContainsKey(request.command))
return Reply.ErrInvalidCommand(request.command);
return CommandTable[request.command].Process(request);
}
public override string DoProcess(Request request)
{
return Reply.Pong();
}
public override bool Validate(Request request)
{
return true;
}
public override string DoProcess(Request request)
{
store.Set(request.args[0],new RedisString(request.args[1]));
return Reply.Ok();
}
public void Enqueue(Request request)
{
queue.Enqueue(request);
}
public abstract string DoProcess(Request request);
public abstract bool Validate(Request request);
