By Ken Finnigan

CDI simplifies dependency injection for contemporary software builders through benefiting from Java annotations and relocating clear of advanced XML, whereas whilst offering an extensible and strong programming model.
«JBoss Weld CDI for Java Platform» is a pragmatic consultant to CDIs dependency injection techniques utilizing transparent and easy-to-follow examples. it will assist you benefit from the facility at the back of CDI, in addition to offering an organization realizing of the way to take advantage of it inside your functions.

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Example text

By covering their uses in greater detail. We will also see what scopes our produced beans are in and how to ensure that the beans we produce don't leave pieces of themselves behind when they're destroyed. We've already learned how producers can be useful when we want to make runtime decisions about which bean instance should be used in a given situation. But there can be many situations where producers are beneficial, such as enabling third-party frameworks to be used with CDI by exposing their objects as beans.

Public interface Context { public Class

Return fs; case NONFICTION: return nfs; default: return null; } } [ 51 ] Producers Deploying our example and accessing http://localhost:8080/chapter5/index. jsf, we see the same initial screen as shown previously. If we now refresh the page or click on Next Request, we see that the session-scoped bean has been retained as we originally intended: Whatever scope a bean type has declared on it, injecting an instance of that bean type with @New will always provide a bean that is dependent on where it was injected.

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