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映射结果对象 |
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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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