io.quarkus.resteasy.links.runtime.hal.ResteasyHalService Maven / Gradle / Ivy

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Web Links support for RESTEasy Classic. Inject web links into response HTTP headers by annotating your endpoint resources.

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package io.quarkus.resteasy.links.runtime.hal;

import java.util.HashMap;
import java.util.Map;

import jakarta.enterprise.context.RequestScoped;

import org.jboss.resteasy.links.LinksProvider;
import org.jboss.resteasy.links.RESTServiceDiscovery;

import io.quarkus.hal.HalLink;
import io.quarkus.hal.HalService;

@RequestScoped
public class ResteasyHalService extends HalService {

    @Override
    protected Map getClassLinks(Class entityClass) {
        return linksToMap(LinksProvider.getClassLinksProvider().getLinks(entityClass,
                Thread.currentThread().getContextClassLoader()));
    }

    @Override
    protected Map getInstanceLinks(Object entity) {
        return linksToMap(LinksProvider.getObjectLinksProvider().getLinks(entity,
                Thread.currentThread().getContextClassLoader()));
    }

    private Map linksToMap(RESTServiceDiscovery serviceDiscovery) {
        Map links = new HashMap<>(serviceDiscovery.size());
        for (RESTServiceDiscovery.AtomLink atomLink : serviceDiscovery) {
            links.put(atomLink.getRel(), new HalLink(atomLink.getHref(), atomLink.getTitle(), atomLink.getType()));
        }
        return links;
    }
}