fix code

hutool-db/src/main/java/org/dromara/hutool/db/driver/DriverUtil.java

@@ -13,14 +13,14 @@
 package org.dromara.hutool.db.driver;
 
 import org.dromara.hutool.core.io.IoUtil;
+import org.dromara.hutool.core.reflect.ClassUtil;
+import org.dromara.hutool.core.reflect.ConstructorUtil;
 import org.dromara.hutool.core.text.StrUtil;
 import org.dromara.hutool.db.DbException;
 import org.dromara.hutool.db.ds.DSWrapper;
 
 import javax.sql.DataSource;
-import java.sql.Connection;
-import java.sql.DatabaseMetaData;
-import java.sql.SQLException;
+import java.sql.*;
 
 /**
  * 驱动相关工具类，包括自动获取驱动类名
@@ -29,6 +29,31 @@ import java.sql.SQLException;
  * @since 4.0.10
  */
 public class DriverUtil {
+
+	/**
+	 * 创建驱动
+	 *
+	 * @param driverName  驱动类名
+	 * @return 驱动
+	 * @since 6.0.0
+	 */
+	public static Driver createDriver(final String driverName) {
+		return createDriver(driverName, null);
+	}
+
+	/**
+	 * 创建驱动
+	 *
+	 * @param driverName  驱动类名
+	 * @param classLoader 类加载器
+	 * @return 驱动
+	 * @since 6.0.0
+	 */
+	public static Driver createDriver(final String driverName, final ClassLoader classLoader) {
+		final Class<?> driverClass = ClassUtil.forName(driverName, true, classLoader);
+		return (Driver) ConstructorUtil.newInstance(driverClass);
+	}
+
 	/**
 	 * 通过JDBC URL等信息识别JDBC驱动名
 	 *

hutool-db/src/main/java/org/dromara/hutool/db/ds/pooled/PooledConnection.java

@@ -48,7 +48,7 @@ public class PooledConnection extends ConnectionWrapper implements Poolable<Conn
 		if(StrUtil.isNotBlank(driver)){
 			try {
 				Class.forName(driver);
-			} catch (ClassNotFoundException e) {
+			} catch (final ClassNotFoundException e) {
 				throw new DbException(e);
 			}
 		}
@@ -70,7 +70,11 @@ public class PooledConnection extends ConnectionWrapper implements Poolable<Conn
 		}
 
 		try {
+			if(null != dataSource.driver){
+				this.raw = dataSource.driver.connect(config.getUrl(), info);
+			}else{
 				this.raw = DriverManager.getConnection(config.getUrl(), info);
+			}
 		} catch (final SQLException e) {
 			throw new DbException(e);
 		}

hutool-db/src/main/java/org/dromara/hutool/db/ds/pooled/PooledDataSource.java

@@ -17,12 +17,15 @@ import org.dromara.hutool.core.pool.ObjectFactory;
 import org.dromara.hutool.core.pool.ObjectPool;
 import org.dromara.hutool.core.pool.partition.PartitionObjectPool;
 import org.dromara.hutool.core.pool.partition.PartitionPoolConfig;
+import org.dromara.hutool.core.text.StrUtil;
 import org.dromara.hutool.db.DbException;
 import org.dromara.hutool.db.config.ConnectionConfig;
+import org.dromara.hutool.db.driver.DriverUtil;
 import org.dromara.hutool.db.ds.simple.AbstractDataSource;
 import org.dromara.hutool.setting.props.Props;
 
 import java.sql.Connection;
+import java.sql.Driver;
 import java.sql.SQLException;
 
 /**
@@ -37,6 +40,7 @@ public class PooledDataSource extends AbstractDataSource {
 	private static final String KEY_INITIAL_SIZE = "initialSize";
 	private static final String KEY_MAX_ACTIVE = "maxActive";
 
+	protected Driver driver;
 	private final int maxWait;
 	private final ObjectPool<Connection> connPool;
 
@@ -47,6 +51,10 @@ public class PooledDataSource extends AbstractDataSource {
 	 */
 	public PooledDataSource(final ConnectionConfig<?> config) {
 
+		final String driverName = config.getDriver();
+		if (StrUtil.isNotBlank(driverName)) {
+			this.driver = DriverUtil.createDriver(driverName);
+		}
 		final Props poolProps = Props.of(config.getPoolProps());
 		this.maxWait = poolProps.getInt(KEY_MAX_WAIT, 6000);
 
@@ -59,6 +67,17 @@ public class PooledDataSource extends AbstractDataSource {
 		this.connPool = new PartitionObjectPool<>(poolConfig, createConnFactory(config));
 	}
 
+	/**
+	 * 设置驱动
+	 *
+	 * @param driver 驱动
+	 * @return this
+	 */
+	public PooledDataSource setDriver(final Driver driver) {
+		this.driver = driver;
+		return this;
+	}
+
 	@Override
 	public Connection getConnection() throws SQLException {
 		return (Connection) connPool.borrowObject();