C3P0数据库连接池-方式2读取配置文件的方式

package com.itheima.c_c3p0;

import java.sql.Connection;
import java.sql.SQLException;

import javax.sql.DataSource;

import com.mchange.v2.c3p0.ComboPooledDataSource;

public class C3P0Utils {
	//提供连接池
	private static DataSource dataSource = new ComboPooledDataSource("day17_config");  

	public static Connection getConnection() throws SQLException{
		//从连接池中获得的
		return dataSource.getConnection();
	}

	/**
	 * 数据源，连接池
	 * @return
	 */
	public static DataSource getDataSource(){
		return dataSource;
	}
}

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