org.glassfish.jersey.server.internal.routing.MatchedEndpointExtractorStage Maven / Gradle / Ivy

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package org.glassfish.jersey.server.internal.routing;

import org.glassfish.jersey.process.internal.Stage;
import org.glassfish.jersey.process.internal.Stages;
import org.glassfish.jersey.server.internal.process.Endpoint;
import org.glassfish.jersey.server.internal.process.RequestProcessingContext;

/**
 * Request pre-processing stage that {@link RoutingContext#getEndpoint() extracts
 * an inflector from a routing context} where it was previously stored by the
 * {@link RoutingStage request to resource matching stage} and
 * (if available) returns the inflector wrapped in a next terminal stage.
 *
 * This request pre-processing stage should be a final stage in the request
 * processing chain.
 *
 * @author Marek Potociar (marek.potociar at oracle.com)
 * @see RoutingStage
 */
final class MatchedEndpointExtractorStage implements Stage {

    @Override
    public Continuation apply(final RequestProcessingContext processingContext) {
        final Endpoint endpoint =
                processingContext.routingContext().getEndpoint();

        return endpoint != null
                ? Continuation.of(processingContext, Stages.asStage(endpoint))
                : Continuation.of(processingContext);
    }
}