1.4. OIDC 请求过滤器

package io.quarkus.it.keycloak;

import jakarta.enterprise.context.ApplicationScoped;

import io.quarkus.arc.Unremovable;
import io.quarkus.logging.Log;
import io.quarkus.oidc.common.OidcEndpoint;
import io.quarkus.oidc.common.OidcEndpoint.Type;
import io.quarkus.oidc.common.OidcResponseFilter;
import io.quarkus.oidc.common.runtime.OidcConstants;
import io.quarkus.oidc.runtime.OidcUtils;

@ApplicationScoped
@Unremovable
@OidcEndpoint(value = Type.DISCOVERY) 

public class DiscoveryEndpointResponseFilter implements OidcResponseFilter {

    @Override
    public void filter(OidcResponseContext rc) {
        String contentType = rc.responseHeaders().get("Content-Type"); 

        if (contentType.equals("application/json") {
            String tenantId = rc.requestProperties().get(OidcUtils.TENANT_ID_ATTRIBUTE); 

            String metadata = rc.responseBody().toString(); 

            Log.debugf("Tenant %s OIDC metadata: %s", tenantId, metadata);
        }
    }
}