报错：java.lang.ClassNotFoundException: com.mysql.cj.jdbc.Driver at java.base/jdk.internal.loader.Bui

java.lang.ClassNotFoundException: com.mysql.cj.jdbc.Driver
    at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:641)
    at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:188)
    at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:520)
    at java.base/java.lang.Class.forName0(Native Method)
    at java.base/java.lang.Class.forName(Class.java:375)
    at com.woody.util.DbUtil.<clinit>(DbUtil.java:32)
java.sql.SQLException: No suitable driver found for jdbc:mysql://localhost:3306/javafx
    at java.sql/java.sql.DriverManager.getConnection(DriverManager.java:706)
    at java.sql/java.sql.DriverManager.getConnection(DriverManager.java:229)
    at com.woody.util.DbUtil.getConnection(DbUtil.java:41)
    at com.woody.util.DbUtil.main(DbUtil.java:15)
null