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[OmniFaces Utilities] - Find the right JSF OmniFaces 2 utilities methods/functions

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marți, 28 aprilie 2015

[OmniFaces utilities (2.0)] Check if the given class has at least one of the given annotations


[OmniFaces utilities] The isOneAnnotationPresent() method returns true if the given class has at least one of the given annotations.

Method:
Usage:

Check if the specified class is a JSF/CDI managed bean:

import org.omnifaces.util.Utils;
import javax.inject.Named;
import javax.faces.bean.ManagedBean;
...
Class[] annotations = new Class[]{Named.class, ManagedBean.class};
boolean isAnyAnnotations = Utils.isOneAnnotationPresent(MyClass.class, annotations);

Check if the specified class is a scoped/session/application CDI managed bean:

import org.omnifaces.util.Utils;
import javax.enterprise.context.ApplicationScoped;
import javax.enterprise.context.RequestScoped;
import javax.enterprise.context.SessionScoped;
...
Class[] annotations = new Class[]{RequestScoped.class, SessionScoped.class, ApplicationScoped.class};
boolean isAnyAnnotations = Utils.isOneAnnotationPresent(MyCDIBean.class, annotations);

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