org.jvnet.hk2.component.InhabitantActivator Maven / Gradle / Ivy
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package org.jvnet.hk2.component;
import org.jvnet.hk2.annotations.Contract;
import org.jvnet.hk2.component.internal.runlevel.DefaultRunLevelService;
/**
* Contract for handling the activation and releasing of an inhabitant. Useful
* when the inhabitant needs to be activated in a particular thread context for
* example.
*
* @see RunLevelService
*
* @author Jeff trent
*
* @since 3.1
*/
@Contract
public interface InhabitantActivator {
/**
* Implementations are generally expected to call {@link Inhabitant#get()} at
* some point.
*
* The {@link DefaultRunLevelService} calls activate for all Inhabitants qualifying
* in the activated RunLevel regardless of whether or not they need activation.
*
* @param inhabitant the inhabitant to activate
*/
void activate(Inhabitant inhabitant);
/**
* Implementations are generally expected to call {@link Inhabitant#release()} at
* some point.
*
* The {@link DefaultRunLevelService} calls deactivate for all Inhabitants qualifying
* in the activated RunLevel regardless of whether or not they need releasing.
*
* @param inhabitant the inhabitant to release
*/
void deactivate(Inhabitant inhabitant);
}