br.com.jarch.bpm.cdi.extension.StartupBeanExtension Maven / Gradle / Ivy

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package br.com.jarch.bpm.cdi.extension;

import br.com.jarch.util.LogUtils;

import javax.ejb.Startup;
import javax.enterprise.context.ApplicationScoped;
import javax.enterprise.event.Observes;
import javax.enterprise.inject.spi.AfterDeploymentValidation;
import javax.enterprise.inject.spi.Bean;
import javax.enterprise.inject.spi.BeanManager;
import javax.enterprise.inject.spi.Extension;
import javax.enterprise.inject.spi.ProcessBean;
import java.util.LinkedHashSet;
import java.util.Set;

public class StartupBeanExtension implements Extension {
    private final Set> startupBeans = new LinkedHashSet<>();

     void processBean(@Observes ProcessBean event) {
        if (event.getAnnotated().isAnnotationPresent(Startup.class) &&
                event.getAnnotated().isAnnotationPresent(ApplicationScoped.class)) {
            startupBeans.add(event.getBean());
        }
    }

    void afterDeploymentValidation(@Observes AfterDeploymentValidation event, BeanManager manager) {
        for (Bean bean : startupBeans) {
            LogUtils.generate("CDI = " + bean.getName());
            manager.getReference(bean, bean.getBeanClass(), manager.createCreationalContext(bean)).toString();
        }
    }
}