oracle sqlldr用法

public class ConnForOracle
{
    private String url = "jdbc:oracle:thin:@localhost:1521:ORCL";

    private String userName = "oscar";

    private String pwd = "oscar";

    public Connection getConnection()
    {
        Connection con = null;
        try
        {
            Class.forName("oracle.jdbc.driver.OracleDriver");
            con = DriverManager.getConnection(url, userName, pwd);
            if (con != null)
            {
                System.out.println("success");
            }
        }
        catch (ClassNotFoundException e)
        {
            e.printStackTrace();
        }
        catch (SQLException e)
        {
            e.printStackTrace();
        }
        return con;
    }

    /**
     * 得到oracle连接,防止连接挂死
     * @param timout 超时时间
     * @param driverName 驱动name
     * @param url 数据库连接符
     * @param username 用户名
     * @param password 密码
     * @return 数据库连接
     */
    public static Connection getOracleConn(Long timout, String driverName, final String url,
            final String username, final String password) throws Exception
    {
        Connection connection = null;
        java.util.concurrent.Future<Connection> future = null;
        ExecutorService executor = Executors.newSingleThreadExecutor();
        try
        {
            Class.forName(driverName);

            Callable<Connection> task = new Callable<Connection>()
            {
                public Connection call() throws Exception
                {
                    return DriverManager.getConnection(url, username, password);
                }
            };
            future = executor.submit(task);
            connection = future.get(timout, TimeUnit.SECONDS);
        }
        catch (Exception e)
        {
            e.printStackTrace();
        }
        finally
        {
            if (future != null)
            {
                future.cancel(true);
            }
            executor.shutdown();
        }
        return connection;
    }

    public void readAndWrite()
    {
        ConnForOracle con = new ConnForOracle();
        Connection conn = con.getConnection();
        String sql = "select count(1) from broadbandmonitor";
        String sql1 = "select t.id,t.internetusername from broadbandmonitor t ";
        Statement stm = null;
        ResultSet rs = null;
        BufferedWriter buw = null;
        try
        {
            buw = new BufferedWriter(new OutputStreamWriter(new FileOutputStream("D://aaa.txt")));
            stm = conn.createStatement();
            rs = stm.executeQuery(sql1);
            String id = null;
            String name = null;
            String str = "";
            // if (rs.next())
            // {
            // int count = (int) rs.getLong(1);
            // System.out.println(count + "$$");
            // }
            while (rs.next())
            {
                id = rs.getString(1);
                name = rs.getString(2);
                str = id + "," + name;
                buw.write(str);
                buw.newLine();
            }
            System.out.println("done");
        }
        catch (SQLException e)
        {
            e.printStackTrace();
        }
        catch (FileNotFoundException e)
        {
            e.printStackTrace();
        }
        catch (IOException e)
        {
            e.printStackTrace();
        }
        finally
        {
            if (conn != null)
            {
                try
                {
                    conn.close();
                }
                catch (SQLException e)
                {
                    e.printStackTrace();
                }
            }
            if (stm != null)
            {
                try
                {
                    stm.close();
                }
                catch (SQLException e)
                {
                    e.printStackTrace();
                }
            }
            if (rs != null)
            {
                try
                {
                    rs.close();
                }
                catch (SQLException e)
                {
                    e.printStackTrace();
                }
            }
            if (buw != null)
            {
                try
                {
                    buw.close();
                }
                catch (IOException e)
                {
                    e.printStackTrace();
                }
            }
        }
    }

    public void sqlload(Connection conn)
    {
        Process process;
        try
        {
            // 调用cmd命令
            process = Runtime
                    .getRuntime()
                    .exec(
                            "cmd.exe /c sqlldr userid=oscar/[email protected] control=d:\\aaa.ctl log=d:\\logx.log direct=true");
            process.waitFor();
            System.out.println("load succ");
        }
        catch (IOException e1)
        {
            e1.printStackTrace();
        }
        catch (InterruptedException e)
        {
            e.printStackTrace();
        }

        /** sql load for mysql */
        // StringBuffer sb = new StringBuffer();
        // sb.append("load data local infile \"");
        // sb.append("D://aaa.txt");
        // sb.append("\" into table test");
        // sb.append(" FIELDS TERMINATED BY ',' ");
        // try
        // {
        // System.out.println(sb.toString());
        // conn.createStatement().execute(sb.toString());
        // System.out.println("load succ");
        // }
        // catch (SQLException e)
        // {
        // e.printStackTrace();
        // }
        finally
        {
            if (conn != null)
            {
                try
                {
                    conn.close();
                }
                catch (SQLException e)
                {
                    e.printStackTrace();
                }
            }
        }
    }

    public static void main(String[] args)
    {
        ConnForOracle con = new ConnForOracle();
        Connection conn = con.getConnection();
        // con.readAndWrite();
        con.sqlload(conn);
    }
}