Markou's stupid assignments are a pain in the ass

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2024-04-05 13:57:56 -05:00
parent 346c76633e
commit 8f30705c62
63 changed files with 2728 additions and 0 deletions

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
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<head>
<title>StockDB.java</title>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<style type="text/css">
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body {color: #000000; background-color: #ffffff; font-family: monospace}
pre {color: #000000; background-color: #ffffff; font-family: monospace}
table {color: #404040; background-color: #e9e8e2; font-family: monospace}
.ST1 {color: #ce54b8; font-family: monospace; font-style: italic}
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<table width="100%"><tr><td align="center">/Users/asdv5/Desktop/slcc/S24/2800/MP1_Ajax/src/main/java/edu/slcc/ajax/bl/StockDB.java</td></tr></table>
<pre>
@Override
<span class="literal">public</span> <span class="literal">void</span> <span class="ST0">create</span>(Stock t)
<span class="literal">throws</span> Exception
{
<span class="literal">int</span> result = 0;
Connection con = <span class="literal">null</span>;
<span class="literal">try</span>
{
con = con = <span class="literal">new</span> UtilitiesDatabase().connection(
<span class="string">&quot;</span><span class="string">nyse</span><span class="string">&quot;</span>, <span class="string">&quot;</span><span class="string">root</span><span class="string">&quot;</span>, <span class="string">&quot;</span><span class="string">root</span><span class="string">&quot;</span>, <span class="string">&quot;</span><span class="string">com.mysql.jdbc.Driver</span><span class="string">&quot;</span>);
}
<span class="literal">catch</span> (Exception e)
{
System.<span class="ST1">err</span>.println(e);
<span class="literal">throw</span> e;
}
PreparedStatement updateStock = <span class="literal">null</span>;
<span class="literal">try</span>
{
updateStock = con.prepareStatement(
<span class="string">&quot;</span><span class="string">INSERT INTO stock (stock_id, company_name, price_current, price_closing, number_of_shares_available, number_of_shares_sold ) </span><span class="string">&quot;</span>
+ <span class="string">&quot;</span><span class="string">VALUES ( ?, ?, ? , ? ,? , ?)</span><span class="string">&quot;</span>);
updateStock.setString(1, t.getStockId());
updateStock.setString(2, t.getCompanyName());
updateStock.setDouble(3, t.getPriceCurrent());
updateStock.setDouble(4, t.getPriceClosing());
updateStock.setLong(5, t.getNumberOfSharesAvailable());
updateStock.setLong(6, t.getNumberOfSharesSold());
<span class="literal">int</span> updateCount = updateStock.executeUpdate();
result = updateCount;
}
<span class="literal">catch</span> (Exception ex)
{
System.<span class="ST1">err</span>.println(ex.toString());
<span class="literal">throw</span> ex;
}
<span class="literal">finally</span>
{
<span class="literal">try</span>
{
<span class="literal">new</span> UtilitiesDatabase().closeDatabaseConnection(con);
<span class="comment">// close the resources </span>
<span class="literal">if</span> (updateStock != <span class="literal">null</span>)
{
updateStock.close();
}
}
<span class="literal">catch</span> (SQLException e)
{
System.<span class="ST1">err</span>.println(e.toString());
<span class="literal">throw</span> e;
}
}
}
</pre></body>
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-- phpMyAdmin SQL Dump
-- version 5.2.0
-- https://www.phpmyadmin.net/
--
-- Host: localhost:8889
-- Generation Time: Feb 20, 2024 at 06:27 PM
-- Server version: 5.7.39
-- PHP Version: 7.4.33
SET SQL_MODE = "NO_AUTO_VALUE_ON_ZERO";
START TRANSACTION;
SET time_zone = "+00:00";
/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
/*!40101 SET NAMES utf8mb4 */;
--
-- Database: `nyse`
--
-- --------------------------------------------------------
--
-- Table structure for table `stock`
--
CREATE TABLE `stock` (
`stock_id` varchar(4) NOT NULL,
`company_name` varchar(100) NOT NULL,
`price_current` double NOT NULL,
`price_closing` double NOT NULL,
`number_of_shares_available` bigint(20) NOT NULL,
`number_of_shares_sold` bigint(20) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
--
-- Dumping data for table `stock`
--
INSERT INTO `stock` (`stock_id`, `company_name`, `price_current`, `price_closing`, `number_of_shares_available`, `number_of_shares_sold`) VALUES
('PLCE', 'Children\'s Place, Inc.', 14.515, 13.515, 10000000, 5000000);
-- --------------------------------------------------------
--
-- Table structure for table `stock_holder`
--
CREATE TABLE `stock_holder` (
`stock_holder_id` int(11) NOT NULL,
`name` varchar(50) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
-- --------------------------------------------------------
--
-- Table structure for table `transactions`
--
CREATE TABLE `transactions` (
`stock_holder_id` int(11) NOT NULL,
`stock_id` varchar(4) NOT NULL,
`qty` int(11) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
--
-- Indexes for dumped tables
--
--
-- Indexes for table `stock`
--
ALTER TABLE `stock`
ADD PRIMARY KEY (`stock_id`);
--
-- Indexes for table `stock_holder`
--
ALTER TABLE `stock_holder`
ADD PRIMARY KEY (`stock_holder_id`);
--
-- Indexes for table `transactions`
--
ALTER TABLE `transactions`
ADD PRIMARY KEY (`stock_holder_id`,`stock_id`),
ADD KEY `stock_id` (`stock_id`);
--
-- Constraints for dumped tables
--
--
-- Constraints for table `transactions`
--
ALTER TABLE `transactions`
ADD CONSTRAINT `transactions_ibfk_1` FOREIGN KEY (`stock_id`) REFERENCES `stock` (`stock_id`) ON DELETE CASCADE ON UPDATE CASCADE,
ADD CONSTRAINT `transactions_ibfk_2` FOREIGN KEY (`stock_holder_id`) REFERENCES `stock_holder` (`stock_holder_id`) ON DELETE CASCADE ON UPDATE CASCADE;
COMMIT;
/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;

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