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package com.sun.jersey.spi.container;

import com.sun.jersey.api.model.AbstractResourceMethod;
import com.sun.jersey.spi.dispatch.RequestDispatcher;

/**
 * Service-provider interface for creating {@link RequestDispatcher} instances.
 * <p>
 * An implementation (a service-provider) identifies itself by placing a
 * provider-configuration file (if not already present),
 * "com.sun.research.ws.rest.spi.invoker.ResourceMethodCustomInvokerDispatchProvider" in the
 * resource directory <tt>META-INF/services</tt>, and including the fully qualified
 * service-provider-class of the implementation in the file.
 * <p>
 * This interface is similar to {@link ResourceMethodDispatchProvider}, but allows
 * to use a custom {@link JavaMethodInvoker} instance, which will be used to make
 * the final Java method call.
 *
 * @author Jakub.Podlesak@Oracle.com
 */
public interface ResourceMethodCustomInvokerDispatchProvider {

    /**
     * Create a {@link RequestDispatcher} for a resource method of
     * a resource.
     *
     * @param abstractResourceMethod the abstract resource method.
     * @param invoker custom Java method invoker instance
     * @return the request dispatcher, otherwise null if it could not be created
     *         for the abstract resource method.
     */
    RequestDispatcher create(AbstractResourceMethod abstractResourceMethod, JavaMethodInvoker invoker);
}
