加载db2的驱动类，连接数据库URL下的特定schema并插入数据

package com.ssss.gggg.test;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.SQLException;


public class CreatOfRoster {
    // get chat db properties from openfire global property API
    public static final String DB_CONNECT_URL = "jdbc:db2://10.23.250.41:50000/isse2:currentSchema=cssde;";
    public static final String DB_USER = "root2";
    public static final String DB_PASSWORD = "root2";
    // 创建好友关系ROSTER的sql
    private static final String CREATE_ROSTER = "INSERT INTO OFROSTER (ROSTERID, USERNAME, JID, SUB, ASK, RECV, NICK) VALUES (?, ?, ?, 3, -1, -1, ?)";
    private static final String CLUSTER = "@cluster.ee.com";
    public static final int TOTAL_TEST_NUM = 10;
    // 负载均衡服务器端口
    public static final int PORT_NUM = 15222;
    // 创建好友关系ROSTER的sql
    private static final String PAN_USER = "panuser";
    
    static Connection getConnection() throws ClassNotFoundException, SQLException {
        // 加载db2的驱动类
        Class.forName("com.ibm.db2.jcc.DB2Driver");
        Connection conn = DriverManager.getConnection(DB_CONNECT_URL, DB_USER, DB_PASSWORD);
        return conn;
    }
   
    public static void creatRosterImpl(int rosterId, String username, String cluster, String nick) 
        throws SQLException, ClassNotFoundException {
        Connection con = null;
        PreparedStatement pstmt = null;
        con = getConnection();
        pstmt = con.prepareStatement(CREATE_ROSTER);
        pstmt.setInt(1, rosterId);
        pstmt.setString(2, username);
        pstmt.setString(3, cluster);
        pstmt.setString(4, nick);
        pstmt.executeUpdate();
    }

}