异常BaseException
public class BaseException extends RuntimeException
{
private static final long serialVersionUID = 1L;

public BaseException()
{
super();
}

public BaseException(String msg)
{
super(msg);
}

public BaseException(Throwable cause)
{
super(cause);
}

public BaseException(String msg, Throwable cause)
{
super(msg, cause);
}
}