1.2. OIDC 请求过滤器
				您可以通过注册一个或多个 OidcRequestFilter 实现(可以更新或添加新的请求标头)来过滤 Quarkus 向 OIDC 供应商发出的 OIDC 请求。例如,过滤器可以分析请求正文,并将其摘要添加为新的标头值:
			
package io.quarkus.it.keycloak;
import jakarta.enterprise.context.ApplicationScoped;
import io.quarkus.arc.Unremovable;
import io.quarkus.oidc.common.OidcRequestContextProperties;
import io.quarkus.oidc.common.OidcRequestFilter;
import io.vertx.core.http.HttpMethod;
import io.vertx.mutiny.core.buffer.Buffer;
import io.vertx.mutiny.ext.web.client.HttpRequest;
@ApplicationScoped
@Unremovable
public class OidcRequestCustomizer implements OidcRequestFilter {
    @Override
    public void filter(HttpRequest<Buffer> request, Buffer buffer, OidcRequestContextProperties contextProperties) {
        HttpMethod method = request.method();
        String uri = request.uri();
        if (method == HttpMethod.POST && uri.endsWith("/service") && buffer != null) {
            request.putHeader("Digest", calculateDigest(buffer.toString()));
        }
    }
    private String calculateDigest(String bodyString) {
        // Apply the required digest algorithm to the body string
    }
}
package io.quarkus.it.keycloak;
import jakarta.enterprise.context.ApplicationScoped;
import io.quarkus.arc.Unremovable;
import io.quarkus.oidc.common.OidcRequestContextProperties;
import io.quarkus.oidc.common.OidcRequestFilter;
import io.vertx.core.http.HttpMethod;
import io.vertx.mutiny.core.buffer.Buffer;
import io.vertx.mutiny.ext.web.client.HttpRequest;
@ApplicationScoped
@Unremovable
public class OidcRequestCustomizer implements OidcRequestFilter {
    @Override
    public void filter(HttpRequest<Buffer> request, Buffer buffer, OidcRequestContextProperties contextProperties) {
        HttpMethod method = request.method();
        String uri = request.uri();
        if (method == HttpMethod.POST && uri.endsWith("/service") && buffer != null) {
            request.putHeader("Digest", calculateDigest(buffer.toString()));
        }
    }
    private String calculateDigest(String bodyString) {
        // Apply the required digest algorithm to the body string
    }
}