java.lang.AbstractMethodError: com.gbase.jdbc.jdbc2.optional.GBaseDataSource.unwrap(Ljava/lang/Class;)Ljava/lang/Object;
时间: 2023-12-31 18:10:26 浏览: 23
This error occurs when a method is called on an object that is not implemented in the class, but is declared in an abstract class or interface. In this specific case, the method "unwrap" is being called on an instance of "GBaseDataSource" class, but the implementation of this method is not provided in this class.
To fix this error, you need to check the documentation of the "GBaseDataSource" class and find out which class or interface provides the implementation of the "unwrap" method. Then, you need to either implement this method in the "GBaseDataSource" class or extend a class that already implements this method.
Alternatively, you can try using a different method that is implemented in the "GBaseDataSource" class or a related class, which achieves the same functionality that you need.