temp_to_connection_db.java

7、学生学籍管理系统 调查所在学校学生处、教务处

package file;
import java.sql.*;
public class Temp_to_connection_db {
	private Connection con=null;
	private Statement st=null;
	private String url,userName,password;
	private boolean flag=true;
	
	public Temp_to_connection_db()
	{
		
		url="jdbc:odbc:java";
		userName="sa";
	    password="123456";
	}
	
	
	public boolean getFlag()
	{
		return flag;
	}
	
	public void close()
	{
		try
		{
			st.close();
			con.close();
		}
		catch(Exception e)
		{
			
		}
		
	}
	
	public void reTry()
	{
		try
		{
		Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
		System.out.print("--------------");
		con = DriverManager.getConnection(url, userName, password);
		flag=true;
		}
		catch(Exception e)
		{
			System.out.print(e.getMessage());
			flag=false;
		}
	}

}