code252.java
package pack06;
import java.sql.SQLException;
import javax.sql.DataSource;
import com.mchange.v2.c3p0.ComboPooledDataSource;
//需要引入c3po-config.xml配置文件
public class code252
{
public static DataSource ds = null;
static
{
ComboPooledDataSource cpds = new ComboPooledDataSource("myc3p0");
ds = cpds;
}
public static void main(String[] args) throws SQLException
{
System.out.println(ds.getConnection());
}
}