[2022.x] Add SentinelProtectInterceptor AOT hints (#3370)

* Sentinel AOT: add SentinelProtectInterceptorHints

spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-sentinel/src/main/java/com/alibaba/cloud/sentinel/aot/hint/SentinelProtectInterceptorHints.java

@@ -0,0 +1,44 @@
+/*
+ * Copyright 2013-2023 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 com.alibaba.cloud.sentinel.aot.hint;
+
+import java.lang.reflect.Constructor;
+
+import com.alibaba.cloud.sentinel.annotation.SentinelRestTemplate;
+import com.alibaba.cloud.sentinel.custom.SentinelProtectInterceptor;
+
+import org.springframework.aot.hint.ExecutableMode;
+import org.springframework.aot.hint.RuntimeHints;
+import org.springframework.aot.hint.RuntimeHintsRegistrar;
+import org.springframework.web.client.RestTemplate;
+
+/**
+ * @author ruansheneg
+ */
+public class SentinelProtectInterceptorHints implements RuntimeHintsRegistrar {
+	@Override
+	public void registerHints(RuntimeHints hints, ClassLoader classLoader) {
+		Constructor<SentinelProtectInterceptor> constructor;
+		try {
+			constructor = SentinelProtectInterceptor.class.getConstructor(SentinelRestTemplate.class, RestTemplate.class);
+		}
+		catch (NoSuchMethodException e) {
+			throw new RuntimeException(e);
+		}
+		hints.reflection().registerConstructor(constructor, ExecutableMode.INVOKE);
+	}
+}

spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-sentinel/src/main/resources/META-INF/spring/aot.factories

@@ -0,0 +1,2 @@
+org.springframework.aot.hint.RuntimeHintsRegistrar=\
+com.alibaba.cloud.sentinel.aot.hint.SentinelProtectInterceptorHints

spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-sentinel/src/test/java/com/alibaba/cloud/sentinel/aot/hint/SentinelProtectInterceptorHintsTest.java

@@ -0,0 +1,51 @@
+/*
+ * Copyright 2013-2023 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 com.alibaba.cloud.sentinel.aot.hint;
+
+import java.lang.reflect.Constructor;
+
+import com.alibaba.cloud.sentinel.annotation.SentinelRestTemplate;
+import com.alibaba.cloud.sentinel.custom.SentinelProtectInterceptor;
+import org.junit.jupiter.api.Test;
+
+import org.springframework.aot.hint.RuntimeHints;
+import org.springframework.aot.hint.predicate.RuntimeHintsPredicates;
+import org.springframework.web.client.RestTemplate;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * @author ruansheneg
+ */
+public class SentinelProtectInterceptorHintsTest {
+
+	@Test
+	public void shouldRegisterHints() {
+		Constructor<SentinelProtectInterceptor> constructor;
+		try {
+			constructor = SentinelProtectInterceptor.class.getConstructor(SentinelRestTemplate.class, RestTemplate.class);
+		}
+		catch (NoSuchMethodException e) {
+			throw new RuntimeException(e);
+		}
+		RuntimeHints hints = new RuntimeHints();
+		new SentinelProtectInterceptorHints().registerHints(hints, getClass().getClassLoader());
+		assertThat(RuntimeHintsPredicates.reflection().onConstructor(constructor)).accepts(hints);
+	}
+
+}
+