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DecimalFormat format = new DecimalFormat("0.00000");
String value = format.format(doubleInstance);
......
public static Class[] getClasses(String pckgname)
throws ClassNotFoundException {
ArrayList<Class> classes = new ArrayList<Class>();
// Get a File object for the package
File directory = null;
try {
  ......
package com.xinnuo.jdbc;
import java.io.*;
import java.sql.*;
import java.util.*;
import java.util.Date;
/*
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* DBConnectionManagerÀàµÄ½¨¹¹º¯ÊýÊÇ˽Óеģ¬ÕâÊÇΪÁ˱ÜÃâÆäËü¶ÔÏó´´½¨¸ÃÀ ......
--°ü
create or replace package pkg_query as
type cur_query is ref cursor;
end pkg_query;
--¹ý³Ì
CREATE OR REPLACE PROCEDURE "PRC_QUERY" (p_tableName
in varchar2, --±íÃû
& ......