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A set of SPIs for managing distributable @Stateful bean instances for use by the the distributed Jakarta Enterprise Beans cache implementation found in the wildfly-ejb3 module.
This module decouples the mechanism for managing @Stateful bean instances from the Jakarta Enterprise Beans subsystem.
/*
* Copyright The WildFly Authors
* SPDX-License-Identifier: Apache-2.0
*/
package org.wildfly.clustering.ejb.remote;
import org.jboss.ejb.client.Affinity;
/**
* Defines the affinity requirements for remote clients.
*
* @author Paul Ferraro
*
* @param the bean type
*/
public interface AffinitySupport {
/**
* Returns the strong affinity for all invocations.
* Strong affinity indicates a strict load balancing requirement.
* @return an affinity
*/
Affinity getStrongAffinity();
/**
* Returns the weak affinity of the specified bean identifier.
* Weak affinity indicates a load balancing preference within the confines of the strong affinity.
* @param id a bean identifier
* @return an affinity
*/
Affinity getWeakAffinity(I id);
}