'Map ResultSet to Object'에 해당되는 글 1건

  1. 2010.02.19 Map ResultSet to Object
52.Apache Project &.../Apache Commons2010. 2. 19. 16:31

Map ResultSet to Object

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import org.apache.commons.dbcp.BasicDataSource;

import org.apache.commons.beanutils.DynaBean;
import org.apache.commons.beanutils.ResultSetDynaClass;

import java.util.Iterator;
import java.sql.ResultSet;
import java.sql.Connection;
import java.sql.PreparedStatement;

public class DynaBeansExampleV2 {
  public static void main(String args[]) throws Exception {

    Connection conn = getConnection();
    PreparedStatement ps =  conn.prepareStatement("SELECT * from movie, person " +
                                      "WHERE movie.director = person.Id");
    ResultSet rs = ps.executeQuery();

    ResultSetDynaClass rsdc = new ResultSetDynaClass(rs);

    Iterator itr = rsdc.iterator();
    while(itr.hasNext()) {
      DynaBean bean = (DynaBean)itr.next();
      System.err.println(bean.get("title"));
    }

    conn.close();
  }

  private static Connection getConnection() throws Exception {
    BasicDataSource bds = new BasicDataSource();
    bds.setDriverClassName("com.mysql.jdbc.Driver");
    bds.setUrl("jdbc:mysql://localhost/commons");
    bds.setUsername("root");
    bds.setPassword("");

    //bds.setInitialSize(5);

    return bds.getConnection();
  }
}
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