fix(#139): To ensure compatibility with Spring proxy, utilize JDK pro…

…xy instead of Byte Buddy when creating the mapper proxy.

mybatis-r2dbc-spring/src/test/java/pro/chenggang/project/reactive/mybatis/support/r2dbc/spring/application/mapper/repository/SimpleQueryRepository.java

@@ -0,0 +1,31 @@
+/*
+ *    Copyright 2009-2024 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 pro.chenggang.project.reactive.mybatis.support.r2dbc.spring.application.mapper.repository;
+
+import org.springframework.stereotype.Repository;
+import reactor.core.publisher.Mono;
+
+/**
+ * @author Gang Cheng
+ * @version 1.0.0
+ * @since 1.0.0
+ */
+@Repository
+public interface SimpleQueryRepository {
+
+    Mono<Long> countAllDept();
+
+}

mybatis-r2dbc-spring/src/test/java/pro/chenggang/project/reactive/mybatis/support/r2dbc/spring/test/mapper/repository/SimpleQueryRepositoryTests.java

@@ -0,0 +1,45 @@
+/*
+ *    Copyright 2009-2024 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 pro.chenggang.project.reactive.mybatis.support.r2dbc.spring.test.mapper.repository;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import pro.chenggang.project.reactive.mybatis.support.r2dbc.spring.application.MybatisR2dbcApplication;
+import pro.chenggang.project.reactive.mybatis.support.r2dbc.spring.application.mapper.repository.SimpleQueryRepository;
+import pro.chenggang.project.reactive.mybatis.support.r2dbc.spring.test.MybatisR2dbcApplicationTests;
+import reactor.test.StepVerifier;
+
+/**
+ * @author Gang Cheng
+ * @version 1.0.0
+ * @since 1.0.0
+ */
+@SpringBootTest(classes = MybatisR2dbcApplication.class)
+public class SimpleQueryRepositoryTests extends MybatisR2dbcApplicationTests {
+
+    @Autowired
+    SimpleQueryRepository simpleQueryRepository;
+
+    @Test
+    void countAll() {
+        simpleQueryRepository.countAllDept()
+                .as(StepVerifier::create)
+                .expectNext(4L)
+                .verifyComplete();
+    }
+
+}

mybatis-r2dbc-spring/src/test/resources/mapper/repository/SimpleQueryRepository.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="pro.chenggang.project.reactive.mybatis.support.r2dbc.spring.application.mapper.repository.SimpleQueryRepository">
+
+  <select id="countAllDept" resultType="java.lang.Long">
+    SELECT COUNT(*) FROM dept
+  </select>
+
+</mapper>

mybatis-r2dbc/src/main/java/pro/chenggang/project/reactive/mybatis/support/r2dbc/binding/MapperProxyFactory.java

@@ -16,9 +16,9 @@
 package pro.chenggang.project.reactive.mybatis.support.r2dbc.binding;
 
 import pro.chenggang.project.reactive.mybatis.support.r2dbc.ReactiveSqlSession;
-import pro.chenggang.project.reactive.mybatis.support.r2dbc.support.ProxyInstanceFactory;
 
 import java.lang.reflect.Method;
+import java.lang.reflect.Proxy;
 import java.util.Map;
 import java.util.concurrent.ConcurrentHashMap;
 
@@ -68,10 +68,8 @@ public Map<Method, MapperProxy.MapperMethodInvoker> getMethodCache() {
      * @return the t
      */
     protected T newInstance(MapperProxy<T> mapperProxy) {
-        return ProxyInstanceFactory.newInstanceOfInterfaces(
-                mapperInterface,
-                () -> mapperProxy
-        );
+        // #139 To ensure compatibility with Spring proxy, using JDK proxy instead of Byte Buddy when creating the mapper proxy.
+        return (T) Proxy.newProxyInstance(mapperInterface.getClassLoader(), new Class[] { mapperInterface }, mapperProxy);
     }
 
     /**

mybatis-r2dbc/src/test/java/pro/chenggang/project/reactive/mybatis/support/r2dbc/binding/BindingSimpleTests.java

@@ -20,7 +20,6 @@
 import org.apache.ibatis.annotations.Mapper;
 import org.apache.ibatis.annotations.Select;
 import org.apache.ibatis.annotations.Update;
-import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 import pro.chenggang.project.reactive.mybatis.support.r2dbc.ReactiveSqlSession;
 import pro.chenggang.project.reactive.mybatis.support.r2dbc.builder.R2dbcMapperAnnotationBuilder;
@@ -64,15 +63,6 @@ void testWithBindingInterface() {
         assertNotNull(bindingInterface);
     }
 
-    @Test
-    void testWithBindingClass() {
-        Assertions.assertThrowsExactly(IllegalStateException.class, () -> {
-            MapperProxyFactory<BindingClass> interfaceMapperProxyFactory = new MapperProxyFactory<>(BindingClass.class);
-            assertEquals(interfaceMapperProxyFactory.getMapperInterface(), BindingClass.class);
-            BindingClass bindingClass = interfaceMapperProxyFactory.newInstance(mockReactiveSqlSession);
-        });
-    }
-
     @Test
     void testOkInterfaceMethod() {
         MapperProxyFactory<OkInterface> interfaceMapperProxyFactory = new MapperProxyFactory<>(