up

pom.xml

@@ -4,13 +4,6 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
-    <parent>
-        <groupId>org.springframework.boot</groupId>
-        <artifactId>spring-boot-starter-parent</artifactId>
-        <version>2.7.11</version>
-        <relativePath/>
-    </parent>
-
     <groupId>com.baomidou</groupId>
     <artifactId>dynamic-datasource-samples</artifactId>
     <version>1.0.0</version>
@@ -21,12 +14,13 @@
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <java.version>1.8</java.version>
 
-        <ds.version>4.0.0</ds.version>
+        <ds.version>4.0.0-B2</ds.version>
         <mybatis-spring-boot-starter.version>3.0.0</mybatis-spring-boot-starter.version>
-        <druid.version>1.2.17</druid.version>
+        <druid.version>1.2.18</druid.version>
         <p6spy.version>3.9.1</p6spy.version>
         <h2.version>2.1.214</h2.version>
         <springdoc.version>2.0.4</springdoc.version>
+        <spring-boot-dependencies.version>2.7.12</spring-boot-dependencies.version>
     </properties>
 
     <modules>
@@ -37,6 +31,7 @@
         <module>no-ds-samples</module>
         <module>third-part-samples</module>
         <module>features-samples</module>
+        <module>springboot3-sample</module>
     </modules>
 
     <dependencyManagement>
@@ -46,6 +41,18 @@
                 <artifactId>dynamic-datasource-spring-boot-starter</artifactId>
                 <version>${ds.version}</version>
             </dependency>
+            <dependency>
+                <groupId>com.baomidou</groupId>
+                <artifactId>dynamic-datasource-spring-boot3-starter</artifactId>
+                <version>${ds.version}</version>
+            </dependency>
+            <dependency>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-dependencies</artifactId>
+                <version>${spring-boot-dependencies.version}</version>
+                <type>pom</type>
+                <scope>import</scope>
+            </dependency>
             <dependency>
                 <groupId>org.springdoc</groupId>
                 <artifactId>springdoc-openapi-ui</artifactId>
@@ -100,7 +107,7 @@
             <plugin>
                 <groupId>com.mycila</groupId>
                 <artifactId>license-maven-plugin</artifactId>
-                <version>4.0.rc2</version>
+                <version>4.2</version>
                 <configuration>
                     <header>${user.dir}/license.txt</header>
                     <includes>

springboot3-sample/pom.xml

@@ -0,0 +1,60 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>com.baomidou</groupId>
+        <artifactId>dynamic-datasource-samples</artifactId>
+        <version>1.0.0</version>
+    </parent>
+
+    <artifactId>springboot3-sample</artifactId>
+
+    <properties>
+        <maven.compiler.source>11</maven.compiler.source>
+        <maven.compiler.target>11</maven.compiler.target>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <spring-boot-dependencies.version>3.1.0</spring-boot-dependencies.version>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-validation</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springdoc</groupId>
+            <artifactId>springdoc-openapi-ui</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>com.baomidou</groupId>
+            <artifactId>dynamic-datasource-spring-boot3-starter</artifactId>
+            <version>4.0.0-B2</version>
+        </dependency>
+        <dependency>
+            <groupId>org.mybatis.spring.boot</groupId>
+            <artifactId>mybatis-spring-boot-starter</artifactId>
+            <version>3.0.2</version>
+        </dependency>
+        <dependency>
+            <groupId>com.h2database</groupId>
+            <artifactId>h2</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+
+</project>

springboot3-sample/src/main/java/com/baomidou/sample/boot3/SpringBoot3Application.java

@@ -0,0 +1,33 @@
+/*
+ * Copyright © ${project.inceptionYear} organization baomidou
+ *
+ * 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
+ *
+ *     http://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.baomidou.sample.boot3;
+
+import lombok.extern.slf4j.Slf4j;
+import org.mybatis.spring.annotation.MapperScan;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@Slf4j
+@SpringBootApplication
+@MapperScan("com.baomidou.sample.boot3.mapper")
+public class SpringBoot3Application {
+
+    public static void main(String[] args) {
+        SpringApplication.run(SpringBoot3Application.class, args);
+        log.info("open http://localhost:8080/swagger-ui.html");
+    }
+}

springboot3-sample/src/main/java/com/baomidou/sample/boot3/controller/UserController.java

@@ -0,0 +1,59 @@
+/*
+ * Copyright © ${project.inceptionYear} organization baomidou
+ *
+ * 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
+ *
+ *     http://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.baomidou.sample.boot3.controller;
+
+
+import com.baomidou.sample.boot3.entity.User;
+import com.baomidou.sample.boot3.service.UserService;
+import lombok.AllArgsConstructor;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+import java.util.Random;
+
+@RestController
+@AllArgsConstructor
+@RequestMapping("/users")
+public class UserController {
+
+    private static final Random RANDOM = new Random();
+    private final UserService userService;
+
+    @GetMapping("master")
+    public List<User> masterUsers() {
+        return userService.selectMasterUsers();
+    }
+
+    @GetMapping("slave")
+    public List<User> slaveUsers() {
+        return userService.selectSlaveUsers();
+    }
+
+    @PostMapping
+    public User addUser() {
+        User user = new User();
+        user.setName("测试用户" + RANDOM.nextInt());
+        user.setAge(RANDOM.nextInt(100));
+        userService.addUser(user);
+        return user;
+    }
+
+    @DeleteMapping("{id}")
+    public String deleteUser(@PathVariable Long id) {
+        userService.deleteUserById(id);
+        return "成功删除用户" + id;
+    }
+}

springboot3-sample/src/main/java/com/baomidou/sample/boot3/dto/UserDto.java

@@ -0,0 +1,28 @@
+/*
+ * Copyright © ${project.inceptionYear} organization baomidou
+ *
+ * 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
+ *
+ *     http://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.baomidou.sample.boot3.dto;
+
+import lombok.Data;
+
+@Data
+public class UserDto {
+
+    private Integer id;
+
+    private String name;
+
+    private Integer age;
+}

springboot3-sample/src/main/java/com/baomidou/sample/boot3/entity/User.java

@@ -0,0 +1,28 @@
+/*
+ * Copyright © ${project.inceptionYear} organization baomidou
+ *
+ * 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
+ *
+ *     http://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.baomidou.sample.boot3.entity;
+
+import lombok.Data;
+
+@Data
+public class User {
+
+    private Integer id;
+
+    private String name;
+
+    private Integer age;
+}

springboot3-sample/src/main/java/com/baomidou/sample/boot3/mapper/UserMapper.java

@@ -0,0 +1,36 @@
+/*
+ * Copyright © ${project.inceptionYear} organization baomidou
+ *
+ * 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
+ *
+ *     http://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.baomidou.sample.boot3.mapper;
+
+import com.baomidou.sample.boot3.entity.User;
+import org.apache.ibatis.annotations.Delete;
+import org.apache.ibatis.annotations.Insert;
+import org.apache.ibatis.annotations.Param;
+import org.apache.ibatis.annotations.Select;
+
+import java.util.List;
+
+public interface UserMapper {
+
+    @Select("select * from t_user")
+    List<User> selectUsers();
+
+    @Insert("insert into t_user (name,age) values (#{name},#{age})")
+    boolean addUser(@Param("name") String name, @Param("age") Integer age);
+
+    @Delete("delete from t_user where id = #{id}")
+    void deleteUserById(Long id);
+}

springboot3-sample/src/main/java/com/baomidou/sample/boot3/service/UserService.java

@@ -0,0 +1,32 @@
+/*
+ * Copyright © ${project.inceptionYear} organization baomidou
+ *
+ * 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
+ *
+ *     http://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.baomidou.sample.boot3.service;
+
+
+import com.baomidou.sample.boot3.entity.User;
+
+import java.util.List;
+
+public interface UserService {
+
+    List<User> selectMasterUsers();
+
+    List<User> selectSlaveUsers();
+
+    void addUser(User user);
+
+    void deleteUserById(Long id);
+}