Java 无法创建PoolableConnectionFactory客户端不支持身份验证

我正试图在DataSource工具上连接MySQL，我创建了一个数据库，sql脚本，从中获取连接的类，context.xml配置文件

java.sql.SQLException:无法创建PoolableConnectionFactory（客户端 不支持服务器请求的认证协议；考虑 升级MySQL（客户端）

Сontext.xml

<Context>
    <Resource name="jdbc/testDB_MySQL"
              auth="Container"
              type="javax.sql.DataSource"
              maxActive="100" maxIdle="30" maxWait="10000"
              username="root" password="root"
              driverClassName="com.mysql.jdbc.Driver"
              defaultAutoCommit="false"
              defaultTransactionIsolation="READ_COMMITTED"
              url="jdbc:mysql://localhost:3306/testDB"/>
</Context>

以及数据源和驱动程序

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有什么问题吗？我将非常感谢您的回答

确保您拥有最新的MySQL JDBC驱动程序：

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是的，我有最新版本。我只是忘了在maven依赖项中指定正确的版本。现在我有一个错误表“testDB.users”不存在，我可能没有指定指向sql脚本的链接(

<Context>
    <Resource name="jdbc/testDB_MySQL"
              auth="Container"
              type="javax.sql.DataSource"
              maxActive="100" maxIdle="30" maxWait="10000"
              username="root" password="root"
              driverClassName="com.mysql.jdbc.Driver"
              defaultAutoCommit="false"
              defaultTransactionIsolation="READ_COMMITTED"
              url="jdbc:mysql://localhost:3306/testDB"/>
</Context>

private static DBManager instance;

    public static synchronized DBManager getInstance() throws DBException {
        if (instance == null) {
            instance = new DBManager();
        }
        return instance;
    }

    private DBManager() throws DBException {
        try {
            Context initContext = new InitialContext();
            Context envContext = (Context) initContext.lookup("java:/comp/env");
            // ST4DB - the name of data source
            ds = (DataSource) envContext.lookup("jdbc/testDB_MySQL");
            LOG.trace("Data source ==> " + ds);
        } catch (NamingException ex) {
            ex.printStackTrace();
            LOG.error(Messages.ERR_CANNOT_OBTAIN_DATA_SOURCE, ex);
            throw new DBException(Messages.ERR_CANNOT_OBTAIN_DATA_SOURCE, ex);
        }
    }

    private DataSource ds;
public Connection getConnection() throws DBException {
        Connection con = null;
        try {
            con = ds.getConnection();
        } catch (SQLException ex) {
            ex.printStackTrace();
            LOG.error(Messages.ERR_CANNOT_OBTAIN_CONNECTION, ex);
            throw new DBException(Messages.ERR_CANNOT_OBTAIN_CONNECTION, ex);
        }
        return con;
    }

public User findUserByLogin(String login) throws DBException {
        User user = null;
        PreparedStatement pstmt = null;
        ResultSet rs = null;
        Connection con = null;
        try {
            con = getConnection();
            pstmt = con.prepareStatement(SQL_FIND_USER_BY_LOGIN);
            pstmt.setString(1, login);
            rs = pstmt.executeQuery();
            if (rs.next()) {
                user = extractUser(rs);
            }
            con.commit();
        } catch (SQLException ex) {
            rollback(con);
            ex.printStackTrace();
            throw new DBException(Messages.ERR_CANNOT_OBTAIN_USER_BY_LOGIN, ex);
        } finally {
            close(con, pstmt, rs);
        }
        return user;
    }