I don't think you ever answered the question... just dodged it. What about this other broker's service for order execution is worth abandoning a time tested software package integration with a community of people keeping it functioning?
Clearly the data service may be better but that really is almost entirely a seperate issue. On Oct 23, 2013 9:55 PM, "Daniel Perez" <[email protected]> wrote: > There are several reasons. I have an IB account, and to be frank I really > don't like TWS. But that alone is certainly not enough. I also run a > small trading business, and I have to be flexible on where I trade. > Lastly, I don't like the IB data feed, and although you don't have to > trade from the same source as the feed, it gets you part way there already. > The API I may integrate is not FIX, it is tailored for integration into > this type of platform, so much of the heavy lifting is done on that end. > And I know some of the people behind the API are motivated to help me, as > it helps their business, win-win. > > In the end it kind of begs the question, why are all of us here using > JBookTrader? It is because we have the flexibility and control to make our > own decisions with fewer constraints. It is the same idea. Eugene nicely > offered up his philosophy on creating JBookTrader, and I thought about > creating my own platform from scratch too, but if I only have to create an > adapter that is not a bad deal. > > > On Wednesday, October 23, 2013 10:37:12 PM UTC-4, Judson Wilson wrote: >> >> Furthermore, for order placement, why would you want to use anything >> other than IB (except for the fact that you might already have someone >> else)? >> >> I know this is a can of worms question, but I'm curious if there is a >> better broker for this from the perspective of API quality, execution >> speed, and price. >> >> We aren't interested in a cheaper alternative if it requires taking a >> step backward in API quality or execution speed. Furthermore, I don't think >> anyone here places enough orders to even care about commissions below IB's >> prices. >> >> >> On Wed, Oct 23, 2013 at 4:45 PM, Eugene Kononov <[email protected]>wrote: >> >>> >>> >>> When I saw JBT was open source, I thought I would download and build it >>>> and then make any necessary changes I needed. However, now that I have >>>> downloaded and built JBT I see that there are many libraries where the >>>> source is actually not included. Therefore, my intentions may not work >>>> out, as far as I can tell. Did I get that right? >>>> >>> >>> The entire source base of JBookTrader is open. All of the included >>> libraries (such as JFreeChart, commons, IB API) are also open source, which >>> can be found elsewhere. There is no sense to bundle the source code of >>> these libraries with JBookTrader, since they don't need to be modified for >>> the purposes of building a trading strategy. >>> >>> >>>> Here is what my goal is: modify the source code to add a new market >>>> data adapter for real-time market data source other than IB, >>>> >>> >>> This is certainly doable. >>> >>> >>>> and modify the source code to submit orders to another brokerage via my >>>> new adapter. >>>> >>> >>> This would be much more difficult. There is a ton of things you would >>> need to worry about when switching over to another brokerage: order >>> handling and tracking, order executions during disconnections, order >>> sequencing, rejected orders, partially executed orders, ticker matching, >>> etc. These things are well tested with JBookTrader and IB, but it took a >>> good effort to put everything in place and do it right. >>> >>> >>> >>>> I would hope that the project participants of JBT would encourage new >>>> broker and data feed adapters to expand the influence of the project. >>>> >>>> >>> The thing is, as the project owner, I am not really after the >>> "expansion". Think of JBT as my private trading system which I offer as an >>> open source to community. What I get in return is a collection of good code >>> contributors, free QA by dozens of people, and new ideas. >>> >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "JBookTrader" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to jbooktrader...@**googlegroups.com. >>> To post to this group, send email to [email protected]. >>> Visit this group at >>> http://groups.google.com/**group/jbooktrader<http://groups.google.com/group/jbooktrader> >>> . >>> For more options, visit >>> https://groups.google.com/**groups/opt_out<https://groups.google.com/groups/opt_out> >>> . >>> >> >> -- > You received this message because you are subscribed to the Google Groups > "JBookTrader" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/jbooktrader. > For more options, visit https://groups.google.com/groups/opt_out. > -- You received this message because you are subscribed to the Google Groups "JBookTrader" group. 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