connectionprovider.java

《java网络编程精解》的源代码

package store;
import java.sql.*;
public class ConnectionProvider{
  private  String JDBC_DRIVER;
  private  String DB_URL;
  private  String DB_USER;
  private  String DB_PASSWORD;

  public ConnectionProvider() {
    JDBC_DRIVER=PropertyReader.get("JDBC_DRIVER");
    DB_URL=PropertyReader.get("DB_URL");
    DB_USER=PropertyReader.get("DB_USER");
    DB_PASSWORD=PropertyReader.get("DB_PASSWORD");
    try{
      Class jdbcDriver=Class.forName(JDBC_DRIVER);
      java.sql.DriverManager.registerDriver((Driver)jdbcDriver.newInstance());
    }catch(Exception e){e.printStackTrace();}
  }

  public Connection getConnection()throws SQLException{
      Connection con=java.sql.DriverManager.getConnection( DB_URL,DB_USER,DB_PASSWORD);
      return con;
  }
}


/****************************************************
 * 作者：孙卫琴                                     *
 * 来源：<<Java网络编程精解>>                       *
 * 技术支持网址：www.javathinker.org                *
 ***************************************************/