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

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

import javax.inject.Inject;
import javax.inject.Provider;

import org.glassfish.jersey.server.ContainerRequest;

/**
 * Request matching bootstrapping stage that pushes the whole request path to the routing
 * context as a right-hand path to be matched.
 *
 * @author Marek Potociar (marek.potociar at oracle.com)
 */
final class MatchResultInitializerRouter implements Router {

    /**
     * "Assisted injection" factory interface for {@link MatchResultInitializerRouter}.
     *
     * See also 
     * assisted injection in Guice.
     */
    public static class Builder {

        @Inject
        private Provider contextProvider;

        /**
         * Build a match result initializer.
         *
         * @param rootRoute matching root.
         * @return a match result initializer.
         */
        public MatchResultInitializerRouter build(Router rootRoute) {
            return new MatchResultInitializerRouter(contextProvider, rootRoute);
        }
    }

    private final Provider contextProvider;
    private final Router rootRouter;

    private MatchResultInitializerRouter(Provider contextProvider, Router rootRouter) {
        this.contextProvider = contextProvider;
        this.rootRouter = rootRouter;
    }

    @Override
    public Continuation apply(final ContainerRequest requestContext) {
        final RoutingContext rc = contextProvider.get();
        rc.pushMatchResult(new SingleMatchResult(requestContext.getPath(false)));

        return Continuation.of(requestContext, rootRouter);
    }
}