tablestationconcert.java

一个可以存储和打印成绩单的系统

package org.wuhang.transfer;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.HashMap;
import java.util.Vector;

public class TableStationConcert{
	static HashMap<Integer,Integer> id_num = new HashMap<Integer,Integer>();
	public HashMap<Integer,Integer> getID_Num(){
		return id_num;
	}
	public void daoStation(Connection import_con,Connection export_con){
    	try {
    		PreparedStatement import_st = null;
			PreparedStatement export_st = null;
			Vector<String> name = new Vector<String>();
			Vector<String> sadmin = new Vector<String>();
			Vector<String> address = new Vector<String>();
			Vector<String> postcode = new Vector<String>();;
			Vector<String> telephone = new Vector<String>();;
			Vector<String> bz = new Vector<String>();;
			String export_sql = "select * from station";
			export_st = export_con.prepareStatement(export_sql);
			ResultSet rs = export_st.executeQuery();
			
			String import_sql = "insert into station (name,sadmin,address,postcode," +
					"telephone,bz) values (?,?,?,?,?,?)";
			import_st = import_con.prepareStatement(import_sql);
			int count = 0;
			while(rs.next()){
				count++;
				id_num.put(rs.getInt("id"), count);
				name.addElement(rs.getString("name"));
				sadmin.addElement(rs.getString("sadmin"));
				address.addElement(rs.getString("address"));
				postcode.addElement(rs.getString("postcode"));
				telephone.addElement(rs.getString("telephone"));
				bz.addElement(rs.getString("bz"));
			}
			rs.close();
			export_st.close();
			for(int i=0;i<count;i++){
				import_st.setString(1, name.elementAt(i));
			    import_st.setString(2, sadmin.elementAt(i));
			    import_st.setString(3, address.elementAt(i));
			    import_st.setString(4, postcode.elementAt(i));
			    import_st.setString(5, telephone.elementAt(i));
			    import_st.setString(6, bz.elementAt(i));
				import_st.execute();
			}
			
			import_st.close();
			import_con.commit();
			export_con.commit();
		} catch (SQLException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
    }
    
}