【功能新增】IoT：增加插件支持，包含插件API和示例控制器

yudao-module-iot/yudao-module-iot-plugin/src/main/assembly/assembly.xml

@@ -0,0 +1,37 @@
+<!--
+ Describes the plugin archive
+
+ @author Decebal Suiu
+ @version 1.0
+-->
+<assembly>
+	<id>plugin</id>
+	<formats>
+		<format>zip</format>
+	</formats>
+	<includeBaseDirectory>false</includeBaseDirectory>
+	<dependencySets>
+		<dependencySet>
+            <useProjectArtifact>false</useProjectArtifact>
+            <scope>runtime</scope>
+			<outputDirectory>lib</outputDirectory>
+			<includes>
+				<include>*:jar:*</include>
+			</includes>
+		</dependencySet>
+	</dependencySets>
+    <!--
+    <fileSets>
+        <fileSet>
+            <directory>target/classes</directory>
+            <outputDirectory>classes</outputDirectory>
+        </fileSet>
+    </fileSets>
+    -->
+	<fileSets>
+		<fileSet>
+			<directory>target/plugin-classes</directory>
+			<outputDirectory>classes</outputDirectory>
+		</fileSet>
+	</fileSets>
+</assembly>

yudao-module-iot/yudao-module-iot-plugin/src/main/java/cn/iocoder/yudao/module/iot/plugin/IoTHttpPluginController.java

@@ -0,0 +1,22 @@
+package cn.iocoder.yudao.module.iot.plugin;
+
+
+import org.pf4j.Extension;
+import org.pf4j.ExtensionPoint;
+import org.springframework.web.bind.annotation.*;
+
+@RestController
+@RequestMapping("/iot/plugin-demo")
+@Extension
+public class IoTHttpPluginController implements ExtensionPoint {
+
+    @GetMapping("/greet")
+    public String greet() {
+        return "Hello from MyPlugin!";
+    }
+
+    @PostMapping("/message")
+    public void receiveMessage(@RequestBody String message) {
+        System.out.println("Received message: " + message);
+    }
+}

yudao-module-iot/yudao-module-iot-plugin/src/main/java/cn/iocoder/yudao/module/iot/plugin/IoTPlugin.java

@@ -0,0 +1,33 @@
+package cn.iocoder.yudao.module.iot.plugin;
+
+import org.pf4j.PluginWrapper;
+import org.pf4j.spring.SpringPlugin;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.annotation.AnnotationConfigApplicationContext;
+
+public class IoTPlugin extends SpringPlugin {
+    public IoTPlugin(PluginWrapper wrapper) {
+        super(wrapper);
+    }
+
+    @Override
+    public void start() {
+        System.out.println("IoTPlugin 启动");
+    }
+
+    @Override
+    public void stop() {
+        System.out.println("IoTPlugin 停止");
+        super.stop(); // to close applicationContext
+    }
+
+    @Override
+    protected ApplicationContext createApplicationContext() {
+        AnnotationConfigApplicationContext applicationContext = new AnnotationConfigApplicationContext();
+        applicationContext.setClassLoader(getWrapper().getPluginClassLoader());
+        applicationContext.register(IoTHttpPluginController.class); // 注册 IoTPluginConfig
+        applicationContext.refresh();
+        System.out.println("IoTPlugin 加载完成");
+        return applicationContext;
+    }
+}

yudao-module-iot/yudao-module-iot-plugin/src/main/java/cn/iocoder/yudao/module/iot/plugin/IotPluginConfig.java

@@ -0,0 +1,16 @@
+package cn.iocoder.yudao.module.iot.plugin;
+
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.boot.web.server.WebServerFactoryCustomizer;
+import org.springframework.boot.web.server.ConfigurableWebServerFactory;
+import org.springframework.context.annotation.Bean;
+
+@Configuration
+public class IoTPluginConfig {
+    
+    @Bean
+    public IoTHttpPluginController ioTHttpPluginController() {
+        return new IoTHttpPluginController();
+    }
+}

yudao-module-iot/yudao-module-iot-plugin/src/main/java/cn/iocoder/yudao/module/iot/plugin/WelcomePlugin.java

@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2012-present 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
+ *
+ *     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 cn.iocoder.yudao.module.iot.plugin;
+
+import cn.iocoder.yudao.module.iot.api.Greeting;
+import org.apache.commons.lang.StringUtils;
+import org.pf4j.Extension;
+import org.pf4j.Plugin;
+import org.pf4j.PluginWrapper;
+import org.pf4j.RuntimeMode;
+
+/**
+ * 打招呼 测试用例
+ */
+public class WelcomePlugin extends Plugin {
+
+    public WelcomePlugin(PluginWrapper wrapper) {
+        super(wrapper);
+    }
+
+    @Override
+    public void start() {
+        System.out.println("WelcomePlugin.start()");
+        // for testing the development mode
+        if (RuntimeMode.DEVELOPMENT.equals(wrapper.getRuntimeMode())) {
+            System.out.println(StringUtils.upperCase("WelcomePlugin"));
+        }
+    }
+
+    @Override
+    public void stop() {
+        System.out.println("WelcomePlugin.stop()");
+    }
+
+    @Extension
+    public static class WelcomeGreeting implements Greeting {
+
+        @Override
+        public String getGreeting() {
+            return "Welcome to PF4J";
+        }
+
+    }
+
+}

yudao-module-iot/yudao-module-iot-plugin/src/main/java/cn/iocoder/yudao/module/iot/plugin/package-info.java

@@ -1,6 +0,0 @@
-/**
- * 占位
- *
- * TODO 芋艿：后续删除
- */
-package cn.iocoder.yudao.module.iot.plugin;