anonymous wrote : Could you please elaborate a bit why injection is happening for every method call instead of only 1 time on the 1st call. Because the value of a contextual variable can change b/w calls. anonymous wrote : I'm asking because I thought that configuration with xml or with annotations leads to the same result. It definitely does not, and the docs make this very clear. Stop pre-optimizing! The FIRST rule of performance is don't make assumptions about performance before you actually have a real application which has a performance problem. This is a basic rule that all good programmers follow. Seam's bijection is NOT going to make your fast application slow! View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3990303#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...