On Fri, 2016-05-13 at 10:46 -0700, Check Peck wrote:
> You mean to say this is inefficient? If yes, then what should I do instead
> of below?
> 
> String responseBody = IOUtils.toString(entity.getContent(), StandardCharsets
> .UTF_8);
> 

You should avoid building intermediate representations of response
content. If your application layer ultimately expects JSON objects as
input you should be creating JSON objects directly from the underlying
content stream instead of building an intermediate string and then
parsing it to JSON.

Oleg 


> On Fri, May 13, 2016 at 4:03 AM, Oleg Kalnichevski <ol...@apache.org> wrote:
> 
> > On Thu, 2016-05-12 at 13:17 -0700, Check Peck wrote:
> > > I have a library which is being used by customer and they are passing
> > > DataRequest object which has userid, various timeouts and some other
> > fields
> > > in it. Now I use this DataRequest object to make a URL and then I make an
> > > HTTP call using Apache HttpClient and my service returns back a JSON
> > > response which I use it to make a DataResponse object and return this
> > > DataResponse object back to them.
> > >
> > > Below is my DataClient class used by customer by passing DataRequest
> > object
> > > to it.
> > >
> > > https://gist.github.com/TechGeeky/250be2d9cdef3fa5107a17058a265d4c
> > >
> > > And here is DataFetcherTask class:
> > >
> > > https://gist.github.com/TechGeeky/c1b21025e0f81d222b792dedac0a817d
> > >
> > > Customer within our company will use my library like this as shown below
> > by
> > > using my factory in their code base -
> > >
> > >     // if they are calling getSyncData() method
> > >     DataResponse response =
> > > DataClientFactory.getInstance().getSyncData(key);
> > >
> > >     // and if they want to call getAsyncData() method
> > >     Future<DataResponse> response =
> > > DataClientFactory.getInstance().getAsyncData(key);
> > >
> > > I am implementing "sync call as async + waiting" since I want to throttle
> > > them with the number of threads otherwise they can bombard our service
> > > without any control. My library will be used by lot of customers within
> > our
> > > company and their applications won't ever shutdown, they will keep
> > running
> > > always. The only thing will happen is their machines will get restarted,
> > > that's all.
> > >
> > > Is this the right way to use Apache HttpClient in production in
> > > multithreaded environment? Or there is any better/efficient way?
> > >
> > > I have to use various timeout values present in my DataRequest class in
> > my
> > > Apache HttpClient calls so that's  why I am creating RequestConfig and
> > > using it in my call method. I have simplified the code so that idea gets
> > > clear what I am trying to do.
> >
> > Looks OK for the most part. However I would consider conversion of
> > response entity to a string rather inefficient.
> >
> > Oleg
> >
> >
> >
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> >
> >



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