如何解决jdbc驱动程序white spring的错误

我尝试运行我的应用程序，但有一个错误阻止我这样做，错误如下：

   > java.sql.SQLException: Unable to load class: org.mariadb.jdbc.Driver from ClassLoader:java.net.URLClassLoader@2626b418;ClassLoader:java.net.URLClassLoader@2626b418
        at org.apache.tomcat.jdbc.pool.PooledConnection.connectUsingDriver(PooledConnection.java:292)
        at org.apache.tomcat.jdbc.pool.PooledConnection.connect(PooledConnection.java:212)
        at org.apache.tomcat.jdbc.pool.ConnectionPool.createConnection(ConnectionPool.java:744)
        at org.apache.tomcat.jdbc.pool.ConnectionPool.borrowConnection(ConnectionPool.java:676)
        at org.apache.tomcat.jdbc.pool.ConnectionPool.init(ConnectionPool.java:483)
        at org.apache.tomcat.jdbc.pool.ConnectionPool.<init>(ConnectionPool.java:154)
        at org.apache.tomcat.jdbc.pool.DataSourceProxy.pCreatePool(DataSourceProxy.java:118)
        at org.apache.tomcat.jdbc.pool.DataSourceProxy.createPool(DataSourceProxy.java:107)
        at org.apache.tomcat.jdbc.pool.DataSourceFactory.createDataSource(DataSourceFactory.java:560)
        at org.apache.tomcat.jdbc.pool.DataSourceFactory.getObjectInstance(DataSourceFactory.java:244)
        at org.apache.naming.factory.FactoryBase.getObjectInstance(FactoryBase.java:96)
        at javax.naming.spi.NamingManager.getObjectInstance(NamingManager.java:321)
        at org.apache.naming.NamingContext.lookup(NamingContext.java:857)
        at org.apache.naming.NamingContext.lookup(NamingContext.java:160)
        at org.apache.naming.NamingContext.lookup(NamingContext.java:843)
        at org.apache.naming.NamingContext.lookup(NamingContext.java:174)
        at org.apache.catalina.core.NamingContextListener.addResource(NamingContextListener.java:1017)
        at org.apache.catalina.core.NamingContextListener.createNamingContext(NamingContextListener.java:557)
        at org.apache.catalina.core.NamingContextListener.lifecycleEvent(NamingContextListener.java:253)
        at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:123)
        at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:922)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
        at org.apache.catalina.startup.Catalina.start(Catalina.java:633)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:343)
        at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:474)
    Caused by: java.lang.ClassNotFoundException: Unable to load class: org.mariadb.jdbc.Driver from ClassLoader:java.net.URLClassLoader@2626b418;ClassLoader:java.net.URLClassLoader@2626b418
        at org.apache.tomcat.jdbc.pool.ClassLoaderUtil.loadClass(ClassLoaderUtil.java:56)
        at org.apache.tomcat.jdbc.pool.PooledConnection.connectUsingDriver(PooledConnection.java:281)
        ... 28 more
    Caused by: java.lang.ClassNotFoundException: org.mariadb.jdbc.Driver
        at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
        at java.lang.Class.forName0(Native Method)
        at java.lang.Class.forName(Class.java:348)
        at org.apache.tomcat.jdbc.pool.ClassLoaderUtil.loadClass(ClassLoaderUtil.java:38)
        ... 29 more
    
    Feb 18, 2020 10:36:48 AM org.apache.naming.NamingContext lookup
    WARNING: Unexpected exception resolving reference
    java.sql.SQLException: Unable to load class: org.mariadb.jdbc.Driver from ClassLoader:java.net.URLClassLoader@2626b418;ClassLoader:java.net.URLClassLoader@2626b418
        at org.apache.tomcat.jdbc.pool.PooledConnection.connectUsingDriver(PooledConnection.java:292)
        at org.apache.tomcat.jdbc.pool.PooledConnection.connect(PooledConnection.java:212)
        at org.apache.tomcat.jdbc.pool.ConnectionPool.createConnection(ConnectionPool.java:744)
        at org.apache.tomcat.jdbc.pool.ConnectionPool.borrowConnection(ConnectionPool.java:676)
        at org.apache.tomcat.jdbc.pool.ConnectionPool.init(ConnectionPool.java:483)
        at org.apache.tomcat.jdbc.pool.ConnectionPool.<init>(ConnectionPool.java:154)
        at org.apache.tomcat.jdbc.pool.DataSourceProxy.pCreatePool(DataSourceProxy.java:118)
        at org.apache.tomcat.jdbc.pool.DataSourceProxy.createPool(DataSourceProxy.java:107)
        at org.apache.tomcat.jdbc.pool.DataSourceFactory.createDataSource(DataSourceFactory.java:560)
        at org.apache.tomcat.jdbc.pool.DataSourceFactory.getObjectInstance(DataSourceFactory.java:244)
        at org.apache.naming.factory.FactoryBase.getObjectInstance(FactoryBase.java:96)
        at javax.naming.spi.NamingManager.getObjectInstance(NamingManager.java:321)
        at org.apache.naming.NamingContext.lookup(NamingContext.java:857)
        at org.apache.naming.NamingContext.lookup(NamingContext.java:160)
        at org.apache.naming.NamingContext.lookup(NamingContext.java:843)
        at org.apache.naming.NamingContext.lookup(NamingContext.java:174)
        at org.apache.catalina.core.NamingContextListener.addResource(NamingContextListener.java:1017)
        

请帮帮我

我已经尝试启动应用程序两个小时了，但是没有成功，我认为缺少了一些东西阻止我这样做

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你的帮助对我来说是非常宝贵的，我期待着你的回应

这有用吗？嗨！请问，你能把你的财产文件添加到问题中吗？可能您的代码没有选择配置（spring.datasource.driver类名…）？还好我在问题中添加了文件属性数据源属性在哪里我找到了mariadb的属性代码我在属性文件中添加了它（我想指定我是spring的初学者），所以我仍然不理解100%

<dependency>
      <groupId>org.mariadb.jdbc</groupId>
      <artifactId>mariadb-java-client</artifactId>
      <version>2.5.4</version>
    </dependency>

        label.firstname=First Name
    label.lastname=Last Name
    label.email=Email
    label.telephone=Telephone
    label.add=Add Employee
     
     
     
     
     label.nom= NOM
     label.addp=Add Personne
     
     
    label.menu=Actions
    label.title=Employee Form
    label.footer=© www.HowToDoInJava.com
spring.production.datasource.jndi-name=java:/global/production_gateway
spring.production.datasource.driver-class-name=org.mariadb.jdbc.Driver
spring.production.jpa.properties.hibernate.dialect=org.hibernate.dialect.MariaDBDialect
spring.production.jpa.show-sql = true
spring.production.jpa.hibernate.ddl-auto = update