fix 修复 seata-server 打包 mysql依赖不加载的问题

ruoyi-visual/ruoyi-seata-server/pom.xml

@@ -219,8 +219,9 @@
             <artifactId>HikariCP</artifactId>
         </dependency>
         <dependency>
-            <groupId>com.mysql</groupId>
+            <groupId>mysql</groupId>
-            <artifactId>mysql-connector-j</artifactId>
+            <artifactId>mysql-connector-java</artifactId>
+            <version>8.0.27</version>
         </dependency>
         <dependency>
             <groupId>org.postgresql</groupId>

ruoyi-visual/ruoyi-seata-server/src/main/java/org/apache/seata/core/store/db/AbstractDataSourceProvider.java

@@ -0,0 +1,283 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.seata.core.store.db;
+
+import org.apache.seata.common.exception.StoreException;
+import org.apache.seata.common.executor.Initialize;
+import org.apache.seata.common.util.ConfigTools;
+import org.apache.seata.common.util.StringUtils;
+import org.apache.seata.config.Configuration;
+import org.apache.seata.config.ConfigurationFactory;
+import org.apache.seata.core.constants.ConfigurationKeys;
+import org.apache.seata.core.constants.DBType;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import javax.sql.DataSource;
+import java.io.File;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.net.URLClassLoader;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Objects;
+import java.util.stream.Stream;
+
+import static org.apache.seata.common.DefaultValues.DEFAULT_DB_MAX_CONN;
+import static org.apache.seata.common.DefaultValues.DEFAULT_DB_MIN_CONN;
+
+/**
+ * The abstract datasource provider
+ *
+ */
+public abstract class AbstractDataSourceProvider implements DataSourceProvider, Initialize {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(AbstractDataSourceProvider.class);
+
+    private DataSource dataSource;
+
+    /**
+     * The constant CONFIG.
+     */
+    protected static final Configuration CONFIG = ConfigurationFactory.getInstance();
+
+    private final static String MYSQL_DRIVER_CLASS_NAME = "com.mysql.jdbc.Driver";
+
+    private final static String MYSQL8_DRIVER_CLASS_NAME = "com.mysql.cj.jdbc.Driver";
+
+    private final static String MYSQL_DRIVER_FILE_PREFIX = "mysql-connector-java-";
+
+    private final static Map<String, ClassLoader> MYSQL_DRIVER_LOADERS;
+
+    private static final long DEFAULT_DB_MAX_WAIT = 5000;
+
+    static {
+        MYSQL_DRIVER_LOADERS = createMysqlDriverClassLoaders();
+    }
+
+    @Override
+    public void init() {
+        this.dataSource = generate();
+    }
+
+    @Override
+    public DataSource provide() {
+        return this.dataSource;
+    }
+
+    public DataSource generate() {
+        validate();
+        return doGenerate();
+    }
+
+    public void validate() {
+        //valid driver class name
+        String driverClassName = getDriverClassName();
+//        ClassLoader loader = getDriverClassLoader();
+//        if (null == loader) {
+//            throw new StoreException("class loader set error, you should not use the Bootstrap classloader");
+//        }
+        try {
+//            loader.loadClass(driverClassName);
+            Class.forName(driverClassName);
+        } catch (ClassNotFoundException exx) {
+            String driverClassPath = null;
+            String folderPath = System.getProperty("loader.path");
+            if (null != folderPath) {
+                driverClassPath = folderPath + "/jdbc/";
+            }
+            throw new StoreException(String.format(
+                "The driver {%s} cannot be found in the path %s. Please ensure that the appropriate database driver dependencies are included in the classpath.", driverClassName, driverClassPath));
+        }
+
+    }
+    /**
+     * generate the datasource
+     * @return datasource
+     */
+    public abstract DataSource doGenerate();
+
+    /**
+     * Get db type db type.
+     *
+     * @return the db type
+     */
+    protected DBType getDBType() {
+        return DBType.valueof(CONFIG.getConfig(ConfigurationKeys.STORE_DB_TYPE));
+    }
+
+    /**
+     * get db driver class name
+     *
+     * @return the db driver class name
+     */
+    protected String getDriverClassName() {
+        String driverClassName = CONFIG.getConfig(ConfigurationKeys.STORE_DB_DRIVER_CLASS_NAME);
+        if (StringUtils.isBlank(driverClassName)) {
+            throw new StoreException(
+                String.format("the {%s} can't be empty", ConfigurationKeys.STORE_DB_DRIVER_CLASS_NAME));
+        }
+        return driverClassName;
+    }
+
+    /**
+     * get db max wait
+     *
+     * @return the db max wait
+     */
+    protected Long getMaxWait() {
+        Long maxWait = CONFIG.getLong(ConfigurationKeys.STORE_DB_MAX_WAIT, DEFAULT_DB_MAX_WAIT);
+        return maxWait;
+    }
+
+    protected ClassLoader getDriverClassLoader() {
+        return MYSQL_DRIVER_LOADERS.getOrDefault(getDriverClassName(), ClassLoader.getSystemClassLoader());
+    }
+
+    private static Map<String, ClassLoader> createMysqlDriverClassLoaders() {
+        Map<String, ClassLoader> loaders = new HashMap<>();
+        String cp = System.getProperty("java.class.path");
+        if (cp == null || cp.isEmpty()) {
+            return loaders;
+        }
+        Stream.of(cp.split(File.pathSeparator))
+            .map(File::new)
+            .filter(File::exists)
+            .map(file -> file.isFile() ? file.getParentFile() : file)
+            .filter(Objects::nonNull)
+            .filter(File::isDirectory)
+            .map(file -> new File(file, "jdbc"))
+            .filter(File::exists)
+            .filter(File::isDirectory)
+            .distinct()
+            .flatMap(file -> {
+                File[] files = file.listFiles((f, name) -> name.startsWith(MYSQL_DRIVER_FILE_PREFIX));
+                if (files != null) {
+                    return Stream.of(files);
+                } else {
+                    return Stream.of();
+                }
+            })
+            .forEach(file -> {
+                if (loaders.containsKey(MYSQL8_DRIVER_CLASS_NAME) && loaders.containsKey(MYSQL_DRIVER_CLASS_NAME)) {
+                    return;
+                }
+                try {
+                    URL url = file.toURI().toURL();
+                    ClassLoader loader = new URLClassLoader(new URL[]{url}, ClassLoader.getSystemClassLoader());
+                    try {
+                        loader.loadClass(MYSQL8_DRIVER_CLASS_NAME);
+                        loaders.putIfAbsent(MYSQL8_DRIVER_CLASS_NAME, loader);
+                    } catch (ClassNotFoundException e) {
+                        loaders.putIfAbsent(MYSQL_DRIVER_CLASS_NAME, loader);
+                    }
+                } catch (MalformedURLException ignore) {
+                }
+            });
+        return loaders;
+    }
+
+    /**
+     * Get url string.
+     *
+     * @return the string
+     */
+    protected String getUrl() {
+        String url = CONFIG.getConfig(ConfigurationKeys.STORE_DB_URL);
+        if (StringUtils.isBlank(url)) {
+            throw new StoreException(String.format("the {%s} can't be empty", ConfigurationKeys.STORE_DB_URL));
+        }
+        return url;
+    }
+
+    /**
+     * Get user string.
+     *
+     * @return the string
+     */
+    protected String getUser() {
+        String user = CONFIG.getConfig(ConfigurationKeys.STORE_DB_USER);
+        if (StringUtils.isBlank(user)) {
+            throw new StoreException(String.format("the {%s} can't be empty", ConfigurationKeys.STORE_DB_USER));
+        }
+        return user;
+    }
+
+    /**
+     * Get password string.
+     *
+     * @return the string
+     */
+    protected String getPassword() {
+        String password = CONFIG.getConfig(ConfigurationKeys.STORE_DB_PASSWORD);
+        String publicKey = getPublicKey();
+        if (StringUtils.isNotBlank(publicKey)) {
+            try {
+                password = ConfigTools.publicDecrypt(password, publicKey);
+            } catch (Exception e) {
+                LOGGER.error(
+                    "decryption failed,please confirm whether the ciphertext and secret key are correct! error msg: {}",
+                    e.getMessage());
+            }
+        }
+        return password;
+    }
+
+    /**
+     * Get min conn int.
+     *
+     * @return the int
+     */
+    protected int getMinConn() {
+        int minConn = CONFIG.getInt(ConfigurationKeys.STORE_DB_MIN_CONN, DEFAULT_DB_MIN_CONN);
+        return minConn < 0 ? DEFAULT_DB_MIN_CONN : minConn;
+    }
+
+    /**
+     * Get max conn int.
+     *
+     * @return the int
+     */
+    protected int getMaxConn() {
+        int maxConn = CONFIG.getInt(ConfigurationKeys.STORE_DB_MAX_CONN, DEFAULT_DB_MAX_CONN);
+        return maxConn < 0 ? DEFAULT_DB_MAX_CONN : maxConn;
+    }
+
+    /**
+     * Get validation query string.
+     *
+     * @param dbType the db type
+     * @return the string
+     */
+    protected String getValidationQuery(DBType dbType) {
+        if (DBType.ORACLE.equals(dbType)) {
+            return "select sysdate from dual";
+        } else {
+            return "select 1";
+        }
+    }
+
+    /**
+     * Get public key.
+     *
+     * @return the string
+     */
+    protected String getPublicKey() {
+        return CONFIG.getConfig(ConfigurationKeys.STORE_PUBLIC_KEY);
+    }
+
+}