Examples with CommonBean org.jboss.weld.bean.CommonBean used on opensource projects

Example 1 with CommonBean

use of org.jboss.weld.bean.CommonBean in project core by weld.

the class ContextualStoreImpl method putIfAbsent.

/**
 * Add a contextual (if not already present) to the store, and return it's
 * id. If the contextual is passivation capable, it's id will be used,
 * otherwise an id will be generated
 *
 * @param contextual the contextual to add
 * @return the current id for the contextual
 */
@SuppressFBWarnings(value = "RV_RETURN_VALUE_OF_PUTIFABSENT_IGNORED", justification = "Using non-standard semantics of putIfAbsent")
public BeanIdentifier putIfAbsent(Contextual<?> contextual) {
    if (contextual instanceof CommonBean<?>) {
        // this is a Bean<?> created by Weld
        CommonBean<?> bean = (CommonBean<?>) contextual;
        passivationCapableContextuals.putIfAbsent(bean.getIdentifier(), contextual);
        return bean.getIdentifier();
    }
    if (contextual instanceof PassivationCapable) {
        // this is an extension-provided passivation capable bean
        PassivationCapable passivationCapable = (PassivationCapable) contextual;
        String id = passivationCapable.getId();
        BeanIdentifier identifier = new StringBeanIdentifier(id);
        passivationCapableContextuals.putIfAbsent(identifier, contextual);
        return identifier;
    } else {
        BeanIdentifier id = contextuals.get(contextual);
        if (id != null) {
            return id;
        } else {
            synchronized (contextual) {
                id = contextuals.get(contextual);
                if (id == null) {
                    id = new StringBeanIdentifier(new StringBuilder().append(GENERATED_ID_PREFIX).append(idGenerator.incrementAndGet()).toString());
                    contextuals.put(contextual, id);
                    contextualsInverse.put(id, contextual);
                }
                return id;
            }
        }
    }
}