├── plugin ├── src │ └── main │ │ ├── resources │ │ └── application.properties │ │ └── java │ │ └── com │ │ └── pinyi │ │ └── plugin │ │ └── devastate │ │ ├── PrintWorldBoot.java │ │ └── ScheduleTask.java └── pom.xml ├── main program ├── src │ └── main │ │ ├── resources │ │ ├── META-INF │ │ │ └── spring.factories │ │ └── application.yml │ │ └── java │ │ └── com │ │ └── pinyi │ │ └── mian │ │ ├── PluginBootStrap.java │ │ ├── example │ │ └── HelloWorld.java │ │ ├── Application.java │ │ ├── JDBCManager.java │ │ ├── Plugin.java │ │ ├── events │ │ └── listeners │ │ │ └── DynamicLoadingPluginListener.java │ │ └── PluginManager.java └── pom.xml └── LICENSE /plugin/src/main/resources/application.properties: -------------------------------------------------------------------------------- 1 | -------------------------------------------------------------------------------- /main program/src/main/resources/META-INF/spring.factories: -------------------------------------------------------------------------------- 1 | org.springframework.boot.SpringApplicationRunListener=com.pinyi.mian.events.listeners.DynamicLoadingPluginListener -------------------------------------------------------------------------------- /main program/src/main/java/com/pinyi/mian/PluginBootStrap.java: -------------------------------------------------------------------------------- 1 | package com.pinyi.mian; 2 | 3 | import org.springframework.context.ConfigurableApplicationContext; 4 | 5 | public interface PluginBootStrap { 6 | void boot(ConfigurableApplicationContext context); 7 | } -------------------------------------------------------------------------------- /main program/src/main/java/com/pinyi/mian/example/HelloWorld.java: -------------------------------------------------------------------------------- 1 | package com.pinyi.mian.example; 2 | 3 | import org.springframework.stereotype.Component; 4 | 5 | @Component 6 | public class HelloWorld { 7 | 8 | public void printHello(){ 9 | System.out.println("hello"); 10 | } 11 | } 12 | -------------------------------------------------------------------------------- /plugin/src/main/java/com/pinyi/plugin/devastate/PrintWorldBoot.java: -------------------------------------------------------------------------------- 1 | package com.pinyi.plugin.devastate; 2 | 3 | import com.pinyi.mian.PluginBootStrap; 4 | import org.springframework.context.ConfigurableApplicationContext; 5 | 6 | public class PrintWorldBoot implements PluginBootStrap { 7 | 8 | @Override 9 | public void boot(ConfigurableApplicationContext context) { 10 | System.out.println("world"); 11 | } 12 | } 13 | -------------------------------------------------------------------------------- /main program/src/main/java/com/pinyi/mian/Application.java: -------------------------------------------------------------------------------- 1 | package com.pinyi.mian; 2 | 3 | import org.springframework.boot.SpringApplication; 4 | import org.springframework.boot.autoconfigure.SpringBootApplication; 5 | import org.springframework.scheduling.annotation.EnableScheduling; 6 | 7 | @EnableScheduling 8 | @SpringBootApplication 9 | public class Application { 10 | 11 | public static void main(String[] args) { 12 | SpringApplication.run(Application.class, args); 13 | } 14 | } 15 | -------------------------------------------------------------------------------- /plugin/src/main/java/com/pinyi/plugin/devastate/ScheduleTask.java: -------------------------------------------------------------------------------- 1 | package com.pinyi.plugin.devastate; 2 | 3 | import com.pinyi.mian.example.HelloWorld; 4 | import org.springframework.beans.factory.annotation.Autowired; 5 | import org.springframework.scheduling.annotation.Scheduled; 6 | import org.springframework.stereotype.Component; 7 | 8 | @Component 9 | public class ScheduleTask { 10 | 11 | @Autowired 12 | private HelloWorld helloWorld; 13 | 14 | @Scheduled(fixedRate = 6) 15 | protected void printHello() { 16 | helloWorld.printHello(); 17 | } 18 | } 19 | -------------------------------------------------------------------------------- /main program/src/main/resources/application.yml: -------------------------------------------------------------------------------- 1 | hystrix: 2 | command: 3 | default: 4 | execution: 5 | isolation: 6 | thread: 7 | timeoutInMilliseconds: 180000 8 | logging: 9 | path: ./log 10 | file: ./${logging.path}/carbon.log 11 | server: 12 | port: 8888 13 | maxHttpHeaderSize: 10000000 14 | spring: 15 | profiles: 16 | active: local 17 | application: 18 | name: carbon 19 | cache: 20 | type: redis 21 | redis: 22 | host: 192.168.0.119 23 | port: 6379 24 | jackson: 25 | date-format: yyyy-MM-dd HH:mm:ss 26 | time-zone: GMT+8 27 | --- 28 | spring: 29 | profiles: development 30 | storage: 31 | storageMode: alioss 32 | # storageMode: local 33 | mediaFolder: media/ 34 | datasource: 35 | url: jdbc:mysql://local-1002/carbon?characterEncoding=utf-8 36 | username: root 37 | password: 123456 38 | logging: 39 | level: 40 | root: info 41 | --- 42 | spring: 43 | profiles: local 44 | datasource: 45 | url: jdbc:mysql://127.0.0.1:3306/carbon?characterEncoding=utf-8&serverTimezone=GMT%2B8 46 | username: root 47 | password: root 48 | redis: 49 | host: 192.168.0.119 50 | port: 6379 -------------------------------------------------------------------------------- /main program/src/main/java/com/pinyi/mian/JDBCManager.java: -------------------------------------------------------------------------------- 1 | package com.pinyi.mian; 2 | 3 | import java.sql.*; 4 | 5 | 6 | public class JDBCManager { 7 | public static String url; 8 | public static String username; 9 | public static String password; 10 | public static final String driver = "com.mysql.cj.jdbc.Driver"; 11 | 12 | static { 13 | try { 14 | Class.forName(driver); 15 | } catch (ClassNotFoundException e) { 16 | throw new RuntimeException("加载数据库驱动失败"); 17 | } 18 | } 19 | 20 | public static Connection getConnection() { 21 | try { 22 | return DriverManager.getConnection(url, username, password); 23 | } catch (SQLException e) { 24 | throw new RuntimeException("建立数据库连接失败"); 25 | } 26 | } 27 | 28 | public static void closeConnection(ResultSet resultSet, PreparedStatement preparedStatement, Connection connection) { 29 | try { 30 | if (resultSet != null) resultSet.close(); 31 | 32 | if (preparedStatement != null) preparedStatement.close(); 33 | 34 | if (connection != null) connection.close(); 35 | } catch (SQLException e) { 36 | throw new RuntimeException("建立数据库连接失败"); 37 | } 38 | } 39 | } 40 | -------------------------------------------------------------------------------- /main program/src/main/java/com/pinyi/mian/Plugin.java: -------------------------------------------------------------------------------- 1 | package com.pinyi.mian; 2 | 3 | import java.util.Arrays; 4 | import java.util.List; 5 | 6 | public class Plugin { 7 | 8 | private Integer id; 9 | 10 | private String name; 11 | 12 | private String url; 13 | 14 | private String bootClass; 15 | 16 | private String scanPath; 17 | 18 | private String config; 19 | 20 | public Integer getId() { 21 | return id; 22 | } 23 | 24 | public void setId(Integer id) { 25 | this.id = id; 26 | } 27 | 28 | public String getName() { 29 | return name; 30 | } 31 | 32 | public void setName(String name) { 33 | this.name = name; 34 | } 35 | 36 | public String getUrl() { 37 | return url; 38 | } 39 | 40 | public void setUrl(String url) { 41 | this.url = url; 42 | } 43 | 44 | public String getBootClass() { 45 | return bootClass; 46 | } 47 | 48 | public void setBootClass(String bootClass) { 49 | this.bootClass = bootClass; 50 | } 51 | 52 | public List getScanPath() { 53 | return Arrays.asList(scanPath.split(",")); 54 | } 55 | 56 | public void setScanPath(String scanPath) { 57 | this.scanPath = scanPath; 58 | } 59 | 60 | public String getConfig() { 61 | return config; 62 | } 63 | 64 | public void setConfig(String config) { 65 | this.config = config; 66 | } 67 | } -------------------------------------------------------------------------------- /plugin/pom.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 4.0.0 5 | 6 | com.pinyi.plugin 7 | devastate 8 | 0.0.1-SNAPSHOT 9 | jar 10 | 11 | 12 | org.springframework.boot 13 | spring-boot-starter-parent 14 | 2.1.0.RELEASE 15 | 16 | 17 | 18 | 19 | UTF-8 20 | UTF-8 21 | 1.8 22 | 23 | 24 | 25 | 26 | org.springframework.boot 27 | spring-boot-starter 28 | 29 | 30 | 31 | com.pinyi 32 | hope 33 | 0.0.1-SNAPSHOT 34 | provided 35 | 36 | 37 | 38 | 39 | 40 | 41 | org.apache.maven.plugins 42 | maven-compiler-plugin 43 | 44 | 1.8 45 | 1.8 46 | UTF-8 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | -------------------------------------------------------------------------------- /main program/src/main/java/com/pinyi/mian/events/listeners/DynamicLoadingPluginListener.java: -------------------------------------------------------------------------------- 1 | package com.pinyi.mian.events.listeners; 2 | 3 | import com.pinyi.mian.JDBCManager; 4 | import com.pinyi.mian.PluginManager; 5 | import org.springframework.boot.SpringApplication; 6 | import org.springframework.boot.SpringApplicationRunListener; 7 | import org.springframework.context.ConfigurableApplicationContext; 8 | import org.springframework.core.env.ConfigurableEnvironment; 9 | 10 | import java.net.URLClassLoader; 11 | 12 | 13 | public class DynamicLoadingPluginListener implements SpringApplicationRunListener { 14 | 15 | private PluginManager pluginManager; 16 | 17 | public DynamicLoadingPluginListener(SpringApplication application, String[] args) { 18 | pluginManager = new PluginManager(); 19 | } 20 | 21 | @Override 22 | public void starting() { 23 | 24 | } 25 | 26 | @Override 27 | public void environmentPrepared(ConfigurableEnvironment configurableEnvironment) { 28 | JDBCManager.url = configurableEnvironment.getProperty("spring.datasource.url"); 29 | JDBCManager.username = configurableEnvironment.getProperty("spring.datasource.username"); 30 | JDBCManager.password = configurableEnvironment.getProperty("spring.datasource.password"); 31 | 32 | pluginManager.setClassLoader((URLClassLoader) configurableEnvironment.getClass().getClassLoader()); 33 | } 34 | 35 | @Override 36 | public void contextPrepared(ConfigurableApplicationContext configurableApplicationContext) { 37 | 38 | } 39 | 40 | @Override 41 | public void contextLoaded(ConfigurableApplicationContext configurableApplicationContext) { 42 | pluginManager.register(configurableApplicationContext); 43 | } 44 | 45 | @Override 46 | public void started(ConfigurableApplicationContext context) { 47 | pluginManager.boot(context); 48 | } 49 | 50 | @Override 51 | public void running(ConfigurableApplicationContext context) { 52 | 53 | } 54 | 55 | @Override 56 | public void failed(ConfigurableApplicationContext context, Throwable exception) { 57 | 58 | } 59 | } 60 | -------------------------------------------------------------------------------- /main program/pom.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 4.0.0 5 | 6 | com.pinyi 7 | hope 8 | 0.0.1-SNAPSHOT 9 | jar 10 | 11 | 12 | org.springframework.boot 13 | spring-boot-starter-parent 14 | 2.1.0.RELEASE 15 | 16 | 17 | 18 | 19 | UTF-8 20 | UTF-8 21 | 1.8 22 | 23 | 24 | 25 | 26 | org.springframework.boot 27 | spring-boot-starter 28 | 29 | 30 | mysql 31 | mysql-connector-java 32 | 33 | 34 | 35 | 36 | 37 | 38 | org.springframework.boot 39 | spring-boot-maven-plugin 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57 | -------------------------------------------------------------------------------- /main program/src/main/java/com/pinyi/mian/PluginManager.java: -------------------------------------------------------------------------------- 1 | package com.pinyi.mian; 2 | 3 | import org.springframework.beans.factory.support.BeanDefinitionBuilder; 4 | import org.springframework.beans.factory.support.BeanDefinitionRegistry; 5 | import org.springframework.context.ConfigurableApplicationContext; 6 | import org.springframework.stereotype.Component; 7 | import org.springframework.stereotype.Controller; 8 | import org.springframework.stereotype.Repository; 9 | import org.springframework.stereotype.Service; 10 | 11 | import java.io.File; 12 | import java.io.IOException; 13 | import java.lang.reflect.InvocationTargetException; 14 | import java.lang.reflect.Method; 15 | import java.net.MalformedURLException; 16 | import java.net.URL; 17 | import java.net.URLClassLoader; 18 | import java.sql.Connection; 19 | import java.sql.PreparedStatement; 20 | import java.sql.ResultSet; 21 | import java.sql.SQLException; 22 | import java.util.ArrayList; 23 | import java.util.Enumeration; 24 | import java.util.List; 25 | import java.util.jar.JarEntry; 26 | import java.util.jar.JarFile; 27 | 28 | public class PluginManager { 29 | 30 | private URLClassLoader classLoader; 31 | 32 | private static List springIOCAnnotations = new ArrayList<>(); 33 | 34 | private static List bootClasses = new ArrayList<>(); 35 | 36 | //可以放进spring容器的类的注解，待优化 37 | static { 38 | springIOCAnnotations.add(Controller.class); 39 | springIOCAnnotations.add(Service.class); 40 | springIOCAnnotations.add(Repository.class); 41 | springIOCAnnotations.add(Component.class); 42 | } 43 | 44 | public void setClassLoader(URLClassLoader urlClassLoader) { 45 | this.classLoader = urlClassLoader; 46 | } 47 | 48 | public void register(ConfigurableApplicationContext context) { 49 | getPlugins().forEach(plugin -> { 50 | addJarToClasspath(plugin); 51 | 52 | JarFile jarFile = readJarFile(plugin); 53 | Enumeration jarEntryEnumeration = jarFile.entries(); 54 | 55 | fetchBootClass(plugin); 56 | 57 | if (plugin.getScanPath() != null) { 58 | //遍历jar包，将指定路径下的类添加到spring容器 59 | traverseJar(jarEntryEnumeration, context, plugin); 60 | } 61 | }); 62 | } 63 | 64 | public void boot(ConfigurableApplicationContext context) { 65 | bootClasses.forEach(bootClass -> bootClass.boot(context)); 66 | } 67 | 68 | private List getPlugins() { 69 | Connection connection = JDBCManager.getConnection(); 70 | PreparedStatement preparedStatement = null; 71 | ResultSet resultSet = null; 72 | 73 | List pluginList = new ArrayList<>(); 74 | try { 75 | String sql = "select * from plugin"; 76 | preparedStatement = connection.prepareStatement(sql); 77 | resultSet = preparedStatement.executeQuery(); 78 | while (resultSet.next()) { 79 | Plugin plugin = new Plugin(); 80 | plugin.setId(resultSet.getInt("id")); 81 | plugin.setBootClass(resultSet.getString("boot_class")); 82 | plugin.setName(resultSet.getString("name")); 83 | plugin.setUrl(resultSet.getString("url")); 84 | plugin.setScanPath(resultSet.getString("scan_path")); 85 | pluginList.add(plugin); 86 | } 87 | } catch (SQLException e) { 88 | throw new RuntimeException("从数据库获取插件配置失败"); 89 | } finally { 90 | JDBCManager.closeConnection(resultSet, preparedStatement, connection); 91 | } 92 | 93 | return pluginList; 94 | } 95 | 96 | private void fetchBootClass(Plugin plugin) { 97 | if (plugin.getBootClass() == null || plugin.getBootClass().trim().isEmpty()) { 98 | return; 99 | } 100 | 101 | try { 102 | PluginBootStrap pluginBootStrap = (PluginBootStrap) classLoader.loadClass(plugin.getBootClass()).newInstance(); 103 | bootClasses.add(pluginBootStrap); 104 | } catch (ClassNotFoundException | IllegalAccessException | InstantiationException e) { 105 | throw new RuntimeException("获取插件boot函数失败，插件名称：" + plugin.getName()); 106 | } 107 | } 108 | 109 | private void traverseJar(Enumeration jarEntryEnumeration, ConfigurableApplicationContext context, 110 | Plugin plugin) { 111 | while (jarEntryEnumeration.hasMoreElements()) { 112 | JarEntry jarEntry = jarEntryEnumeration.nextElement(); 113 | if (jarEntry.isDirectory() || !jarEntry.getName().endsWith(".class") 114 | || plugin.getScanPath().stream().noneMatch(scanPath -> jarEntry.getName().startsWith(scanPath))) { 115 | continue; 116 | } 117 | 118 | String className = jarEntry.getName().substring(0, jarEntry.getName().length() - 6); 119 | className = className.replace('/', '.'); 120 | 121 | try { 122 | Class c = classLoader.loadClass(className); 123 | BeanDefinitionRegistry definitionRegistry = (BeanDefinitionRegistry) context.getBeanFactory(); 124 | for (Class springIOCAnnotationClass : springIOCAnnotations) { 125 | if (c.getAnnotation(springIOCAnnotationClass) != null) { 126 | definitionRegistry.registerBeanDefinition(className, 127 | BeanDefinitionBuilder.genericBeanDefinition(c).getBeanDefinition()); 128 | break; 129 | } 130 | } 131 | } catch (NoClassDefFoundError | ClassNotFoundException e1) { 132 | traverseJar(jarEntryEnumeration, context, plugin); 133 | } 134 | } 135 | } 136 | 137 | private void addJarToClasspath(Plugin plugin) { 138 | try { 139 | File file = new File(plugin.getUrl()); 140 | URL url = file.toURI().toURL(); 141 | 142 | Method method = URLClassLoader.class.getDeclaredMethod("addURL", URL.class); 143 | method.setAccessible(true); 144 | method.invoke(classLoader, url); 145 | } catch (IllegalAccessException | MalformedURLException | InvocationTargetException | NoSuchMethodException e) { 146 | throw new RuntimeException("添加插件jar包到classpath失败，插件名称：" + plugin.getName()); 147 | } 148 | } 149 | 150 | private JarFile readJarFile(Plugin plugin) { 151 | try { 152 | return new JarFile(plugin.getUrl()); 153 | } catch (IOException e) { 154 | throw new RuntimeException("获取插件中的文件信息失败，插件名称：" + plugin.getName()); 155 | } 156 | } 157 | } 158 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | Apache License 2 | Version 2.0, January 2004 3 | http://www.apache.org/licenses/ 4 | 5 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 6 | 7 | 1. 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