Add JwtDecoder hint for oauth2Login

Closes gh-12615

Author: marcusdacoregio

config/src/main/java/org/springframework/security/config/aot/hint/OAuth2LoginRuntimeHints.java

@@ -0,0 +1,38 @@
+/*
+ * Copyright 2002-2023 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.security.config.aot.hint;
+
+import org.springframework.aot.hint.MemberCategory;
+import org.springframework.aot.hint.RuntimeHints;
+import org.springframework.aot.hint.RuntimeHintsRegistrar;
+
+/**
+ * {@link RuntimeHintsRegistrar} for
+ * {@link org.springframework.security.config.web.server.ServerHttpSecurity}
+ *
+ * @author Marcus Da Coregio
+ * @since 6.0.2
+ */
+class OAuth2LoginRuntimeHints implements RuntimeHintsRegistrar {
+
+	@Override
+	public void registerHints(RuntimeHints hints, ClassLoader classLoader) {
+		hints.reflection().registerTypeIfPresent(classLoader, "org.springframework.security.oauth2.jwt.JwtDecoder",
+				MemberCategory.INVOKE_PUBLIC_METHODS);
+	}
+
+}

config/src/main/resources/META-INF/spring/aot.factories

@@ -1,2 +1,5 @@
 org.springframework.beans.factory.aot.BeanRegistrationAotProcessor=\
 org.springframework.security.config.annotation.authentication.configuration.AuthenticationManagerBeanRegistrationAotProcessor
+
+org.springframework.aot.hint.RuntimeHintsRegistrar=\
+org.springframework.security.config.aot.hint.OAuth2LoginRuntimeHints

config/src/test/java/org/springframework/security/config/aot/hint/OAuth2LoginRuntimeHintsTests.java

@@ -0,0 +1,53 @@
+/*
+ * Copyright 2002-2023 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.security.config.aot.hint;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+import org.springframework.aot.hint.MemberCategory;
+import org.springframework.aot.hint.RuntimeHints;
+import org.springframework.aot.hint.RuntimeHintsRegistrar;
+import org.springframework.aot.hint.predicate.RuntimeHintsPredicates;
+import org.springframework.core.io.support.SpringFactoriesLoader;
+import org.springframework.security.oauth2.jwt.JwtDecoder;
+import org.springframework.util.ClassUtils;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Tests for {@link OAuth2LoginRuntimeHints}
+ *
+ * @author Marcus Da Coregio
+ */
+class OAuth2LoginRuntimeHintsTests {
+
+	private final RuntimeHints hints = new RuntimeHints();
+
+	@BeforeEach
+	void setup() {
+		SpringFactoriesLoader.forResourceLocation("META-INF/spring/aot.factories").load(RuntimeHintsRegistrar.class)
+				.forEach((registrar) -> registrar.registerHints(this.hints, ClassUtils.getDefaultClassLoader()));
+	}
+
+	@Test
+	void jwtDecoderHasHints() {
+		assertThat(RuntimeHintsPredicates.reflection().onType(JwtDecoder.class)
+				.withMemberCategories(MemberCategory.INVOKE_PUBLIC_METHODS)).accepts(this.hints);
+	}
+
+}