Blog Archives

Ning’s Async Http Client and Twitter Streaming API

Recently I played with the Apache Wink REST Client to access the Twitter Streaming API. Yesterday Jean-Francois Arcand announced the availability of Ning’s new Async Http Client. The blog looked interesting and the Twitter stream is a perfect example to

Posted in ajax, apache, comet, fun, jetty, web²

Pushing realtime updates for your backend to ADF Faces

Imagine you have some services which frequently triggers your backend to process some data and you need to display these changes on the UI… The most reasonable pattern is using Comet! ADF Faces has great and flexible support for Comet

Posted in adf, ajax, comet, fun, java, javascript, jdeveloper, oracle, Oracle ADF Faces, web²

Flexible ADS – Combining popups with ActiveDataService

In this post I showed how to create a simple counter, based on the Active Data Service from ADF Faces. This facility works out of the box with components like: activeCommandToolbarButton activeImage activeOutputText table tree All DVT components However not

Posted in adf, ajax, comet, java, javascript, jdeveloper, jsf, oracle, web²

ADF’s Active Data Service and scalar data (like activeOutputText)

I mentioned earlier that ADS is pretty much model driven and requires no extra sit-ups in the declarative view. It supports (currently) the following ADF components: activeCommandToolbarButton activeImage activeOutputText table tree All DVT components Most examples that are viewable (or

Posted in adf, ajax, comet, fun, java, javascript, jdeveloper, jsf, oracle, Oracle ADF Faces, web²

ADF’s Active Data Service and multiple push windows

As mentioned here, the ADS feature of ADF Faces supports “push channel sharing” since a very long time… The first window that hits a page which contains an active component, e.g. a <af:table> that is referencing to an ActiveDataModel implementation,

Posted in adf, ajax, comet, fun, java, javascript, jdeveloper, jsf, oracle, Oracle ADF Faces, web²

ADF Faces and Server-Side-Push

Some of you already know that ADF Faces does Server-Side-Push, with its ADS (Active Data Service) facility. It is a very feature rich offering that has cool stuff, under the hood. Over the last release we also improved our documentation.

Posted in adf, ajax, comet, java, jdeveloper, jsf, oracle, Oracle ADF Faces

IE: stack overflow at line: 0

Today, I noticed the following issue (IE only, of course). Running a page that does some comet (via “XHR GET” for long-polling), I got the following warning: “stack overflow at line: 0”  and the application stopped working… I did some

Posted in ajax, comet, javascript, web²