e:\www\WEB-INF\jwsClasses\DataTest.java:24: Exception java.lang.ClassNotFoundException must be caught, or it must be declared in the throws clause of this method. Class.forName(mysqlDriver).newInstance(); ^Line 24, column 41: Exception java.lang.InstantiationException must be caught, or it must be declared in the throws clause of this method. Line 24, column 41: Exception java.lang.IllegalAccessException must be caught, or it must be declared in the throws clause of this method. Line 25, column 46: Exception java.sql.SQLException must be caught, or it must be declared in the throws clause of this method. Line 32, column 3: Exception java.rmi.RemoteException must be caught, or it must be declared in the throws clause of this method. Line 0, column 0: 5 errors, 1 warning老大们这个错误怎么解决
Class.forName(mysqlDriver).newInstance();
^Line 24, column 41: Exception java.lang.InstantiationException must be caught, or it must be declared in the throws clause of this method.
Line 24, column 41: Exception java.lang.IllegalAccessException must be caught, or it must be declared in the throws clause of this method.
Line 25, column 46: Exception java.sql.SQLException must be caught, or it must be declared in the throws clause of this method.
Line 32, column 3: Exception java.rmi.RemoteException must be caught, or it must be declared in the throws clause of this method.
Line 0, column 0:
5 errors, 1 warning老大们这个错误怎么解决