摘要：
import javax.swing.JButton;import javax.swing.JFrame;import javax.swing.JPanel;import javax.swing.JTextField;public class International extends JPanel... 阅读全文
摘要：
import java.io.FileInputStream;import java.sql.Connection;import java.sql.DriverManager;import java.util.Properties;import org.apache.commons.dbcp.Bas... 阅读全文