Hi Andreas - About your answer below, you mentioned that bitcoinj is not 
meant for centralised usage by trading platforms. Do you know any other 
APIs ( in any other language) that is meant for that kind of usage ?

Sorry if this question has been asked earlier. I just joined this forum.

Thanks.

On Wednesday, 14 March 2018 09:36:41 UTC, Andreas Schildbach wrote:
>
> If you look at the logfile (or console output) you should see what 
> bitcoinj is doing in this time. Most likely it is updating the block 
> chain, although 2-3 minutes sounds a bit long -- it once it has synched 
> the chain it should catch up very quickly. Maybe there are connection 
> problems too? 
>
> Be warned that bitcoinj (and the Wallet class in particular) is not 
> designed for centralized usage like with trading platforms. 
>
>
> On 03/11/2018 05:20 PM, theg wrote: 
> > I have the following codes : 
> > 
> > |public static void createDashWallet(NetworkParameters params) throws 
> > BlockStoreException, IOException { WalletAppKit kit = new 
> > WalletAppKit(params, new File("."), "poporing"); kit.startAsync(); 
> > System.out.println(kit.wallet().toString()); }| 
> > 
> > 
> > lets say I wanna create a trading platform, so when user click generate 
> > address, my apps will generate a new bitcoin address and show the 
> > address in no time. At my case, it will throw null pointer exception 
> > instead. Unless i add |kit.awaitRunning()| it will print the wallet (I 
> > can get current change address/ fresh address), but if I 
> > use |.awaitRunning()|, user will need to wait for like 2-3 minutes (grow 
> > as the block growth). Is there any way to prevent user from waiting ? or 
> > how normally a trading platform which generating bitcoin address handle 
> > this scenario ? 
> > 
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