java数据库连接池和数据库连接示例

复制代码 代码如下:
import java.sql.Connection;
import java.sql.SQLException;

import javax.sql.DataSource;

import com.mchange.v2.c3p0.ComboPooledDataSource;

public class JDBCUtils {
 private static DataSource dataSource = new ComboPooledDataSource();

 public static DataSource getDataSource() {
  return dataSource;
 }

 
 public static Connection getConnection() throws SQLException {
  return dataSource.getConnection();
 }
}