質問編集履歴
1
コード、エラーの追加
test
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File without changes
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test
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@@ -7,3 +7,465 @@
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実行はできるんですがエクリプスの例外エラーの画面に飛んでしまいます。
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経験者の方、ご指摘いただけますか。
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###前提・実現したいこと
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ここに質問したいことを詳細に書いてください
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(例)PHP(CakePHP)で●●なシステムを作っています。
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■■な機能を実装中に以下のエラーメッセージが発生しました。
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###発生している問題・エラーメッセージ
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```
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例外レポート
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メッセージ An exception occurred processing JSP page /index.jsp at line 156
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153: Statement st2=conn2.createStatement();
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154: //HTMLから入力された、商品ID、単価、購入量、割引値をインサート
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155: String sql2 = "INSERT INTO product(product_id,product_tanka,product_quantity,product_discount) VALUES("+productID+","+price2+","+quantity2+","+disCount+")";
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156: st2.execute(sql2);
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157: st2.close();
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158: conn2.close();
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159: %>
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原因
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javax.servlet.ServletException:
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原因
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com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: You have
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###該当のソースコード
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```jsp
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<%@ page contentType="text/html; charset=utf-8" import="java.sql.*" %>
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<!doctype html>
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<html>
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<head>
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<meta charset="utf-8">
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<style>
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div#main{
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margin: 50px;
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padding: 0;
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border: 5px solid black;
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height: 500px;
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width: 540px;
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}
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div#button{
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margin: 5px 10px 10px 290px;
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border: 5px solid black;
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height: 480px;
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width: 230px;
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}
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div.list{
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margin: -500px 10px 5px 5px;
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border: 5px solid black;
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height: 250px;
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width: 270px;
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overflow-y: scroll;
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}
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table.list{
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height: 250px;
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width: 245px;
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}
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th{
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height: 20px;
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}
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input{
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width:50px;
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}
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div.output{
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margin: 1px 10px 5px 5px;
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padding: 0;
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border: 5px solid black;
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height: 215px;
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width: 270px;
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overflow-y:scroll;
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}
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table.output{
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height: 215px;
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width: 252px;
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}
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tr{
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height: 5px;
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}
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a{
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margin: 0 50px;
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padding: 0;
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}
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input.output{
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height: auto;
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width: 75px;
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}
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td{
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width:70px;
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}
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</style>
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</head>
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<body>
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<script type="text/javascript">
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function showClock1() {
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var nowTime = new Date();
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var nowMonth = nowTime.getMonth();
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var nowDate = nowTime.getDate();
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var nowHour = nowTime.getHours();
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var nowMin = nowTime.getMinutes();
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var nowSec = nowTime.getSeconds();
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var msg = nowHour + ":" + nowMin + ":" + nowSec ;
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document.getElementById("time").innerHTML = msg;
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}
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setInterval('showClock1()',1000);
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</script>
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<form method="post" action="index.jsp">
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<select name="product" >
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<option value="T">Tシャツ</option>
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<option value="S">パンツ</option>
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<option value="B">ボトム</option>
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<option value="J">ジャケット</option>
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</select>
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<select name="product" >
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<option value="10">10％</option>
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<option value="30">30％</option>
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<option value="50">50％</option>
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<option value="70">70％</option>
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</select>
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<input type="text" value="" name="quantity">
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<input type="submit" value="登録">
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</form>
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<div id="main">
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<div id="button"></div>
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<div class="list">
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<%
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int i=0; //添え字
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String quantity="";
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String product="";
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String disCount="";
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if(i==1){
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quantity = request.getParameter("quantity");//htmlからの購入量の受け取り
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product = request.getParameter("product"); //htmlからの商品名の受け取り
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disCount = request.getParameter("discount");//htmlからの割引率の受け取り
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}
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i++;
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int price2=0; //単価
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String productID=""; //商品ID
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int disCount2=0; //割引率
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int quantity2=0; //量
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//割引変数を判断して整数型に変換
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if(disCount.equals("10")){
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disCount2 = 10;
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}else if(disCount.equals("30")){
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disCount2 = 30;
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}else if(disCount.equals("50")){
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disCount2 = 50;
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}else if(disCount.equals("70")){
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disCount2 = 70;
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}
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//購入量の受け取り
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if(quantity.equals("1")){
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quantity2 = 1;
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}else if(quantity.equals("2")){
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quantity2 = 2;
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}else if(quantity.equals("3")){
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quantity2 = 3;
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}else if(quantity.equals("4")){
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quantity2 = 4;
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}
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//商品名から判断し商品IDと単価を整数型変数に代入
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if(product.equals("T")){
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price2 = 1000;
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productID = "0001";
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}else if(product.equals("S")){
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price2 = 2000;
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productID = "0002";
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}else if(product.equals("B")){
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price2 = 3000;
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productID = "0003";
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}else if(product.equals("J")){
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price2 = 4000;
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358
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359
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productID = "0004";
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360
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361
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}
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362
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363
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//データベースを開いてコネクション確立
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364
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365
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Class.forName("com.mysql.jdbc.Driver");
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366
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367
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Connection conn2=DriverManager.getConnection("jdbc:mysql://localhost/test?" ,"root","admin");
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Statement st2=conn2.createStatement();
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370
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371
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//HTMLから入力された、商品ID、単価、購入量、割引値をインサート
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372
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+
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373
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String sql2 = "INSERT INTO product(product_id,product_tanka,product_quantity,product_discount) VALUES("+productID+","+price2+","+quantity2+","+disCount+")";
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374
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375
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st2.execute(sql2);
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376
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377
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st2.close();
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378
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379
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conn2.close();
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380
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381
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%>
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382
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383
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<table border="1">
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384
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385
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<%
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386
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|
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387
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//データベースを開いてコネクション確立
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|
388
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+
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389
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Class.forName("com.mysql.jdbc.Driver");
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390
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391
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Connection conn=DriverManager.getConnection("jdbc:mysql://localhost/test?" ,"root","admin");
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392
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393
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Statement st=conn.createStatement();
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394
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+
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395
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ResultSet res = st2.executeQuery("select * from product");
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|
396
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+
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397
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//データベースからの表示
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|
398
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+
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399
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while(res.next()){
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400
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401
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out.println("<tr>");
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402
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403
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out.println("<td>" + res.getString("product_id") + "</td>");
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404
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405
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out.println("<td>" + res.getString("product_tanka") + "</td>");
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406
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407
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out.println("<td>" + res.getString("product_quantity") + "</td>");
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408
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|
|
409
|
+
out.println("<td>" + res.getString("product_discount") + "</td>");
|
|
410
|
+
|
|
411
|
+
out.println("</tr>");
|
|
412
|
+
|
|
413
|
+
}
|
|
414
|
+
|
|
415
|
+
//データベース閉じる
|
|
416
|
+
|
|
417
|
+
st.close();
|
|
418
|
+
|
|
419
|
+
conn.close();
|
|
420
|
+
|
|
421
|
+
%>
|
|
422
|
+
|
|
423
|
+
</table>
|
|
424
|
+
|
|
425
|
+
</div>
|
|
426
|
+
|
|
427
|
+
<div class="output">
|
|
428
|
+
|
|
429
|
+
<table border="1" class="output">
|
|
430
|
+
|
|
431
|
+
<tr><td colspan="5"><a id="time"></a></td><td>クレジット</td></tr>
|
|
432
|
+
|
|
433
|
+
<tr><td colspan="5" id="shokei">小計</td><td><input type="text" value="" class="output"></td></tr>
|
|
434
|
+
|
|
435
|
+
<tr><td colspan="5">お預かり</td><td>リボ</td></tr>
|
|
436
|
+
|
|
437
|
+
<tr><td colspan="5">合計</td><td><input type="text" value="" class="output"></td></tr>
|
|
438
|
+
|
|
439
|
+
<tr><td colspan="5">おつり</td><td>担当</td></tr>
|
|
440
|
+
|
|
441
|
+
<tr><td colspan="5">会員コード</td><td></td></tr>
|
|
442
|
+
|
|
443
|
+
<tr><td colspan="6">有効ポイント</td></tr>
|
|
444
|
+
|
|
445
|
+
<tr><td colspan="6">伝票番号</td></tr>
|
|
446
|
+
|
|
447
|
+
</table>
|
|
448
|
+
|
|
449
|
+
</div>
|
|
450
|
+
|
|
451
|
+
</div>
|
|
452
|
+
|
|
453
|
+
<button type="button" onclick="shokei()">小計</button>
|
|
454
|
+
|
|
455
|
+
</body>
|
|
456
|
+
|
|
457
|
+
</html>
|
|
458
|
+
|
|
459
|
+
```
|
|
460
|
+
|
|
461
|
+
|
|
462
|
+
|
|
463
|
+
###試したこと
|
|
464
|
+
|
|
465
|
+
データベースの項目名が間違っていないかの照らし合わせ
|
|
466
|
+
|
|
467
|
+
|
|
468
|
+
|
|
469
|
+
###補足情報(言語/FW/ツール等のバージョンなど)
|
|
470
|
+
|
|
471
|
+
より詳細な情報
|