java当中JDBC当中请给出一个Oracle DataSource and SingleTon例子

Posted 2022-12-17 haima1949

[学习笔记]

6.Oracle DataSource and SingleTon：　

import oracle.jdbc.pool.OracleDataSource;
import java.sql.Connection;
import java.sql.*;

public class OracleSingletonDataSource
  static private OracleDataSource ods;
  private OracleSingletonDataSource()
    try
        ods = new OracleDataSource();
        ods.setURL("jdbc:oracle:thin:@localhost:1521:qixy");
        ods.setUser("scott");
        ods.setPassword("tiger");
            catch(Exception e)
            e.printStackTrace();
           
 
  public static Connection getConnection() throws Exception
    if (ods==null)
      
           new OracleSingletonDataSource();
          // ods.getConnection();

     
      Connection con =null;
      try
          con = ods.getConnection();
      catch (SQLException ex)
        ex.printStackTrace();
     
       return  con;
     

文章转载自原文：　https://blog.csdn.net/qq_43650923/article/details/100654724