質問編集履歴
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文法の修正
test
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入力フォームの値を保持したい
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test
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###
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### 解決したいこと
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今Webアプリを作っています。入力フォームに値を保持したいのですが、うまくいきません。
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表以外はうまくいったのですが、表の中の入力フォームはうまく値を保持することができませんでした
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ネットでも色々調べたのですが、そもそもtableを入力フォームにしている事例があまりなく困っています
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### 発生している問題・エラー
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1,2枚目で入力して投稿ボタンを押してエラーがあった場合1,2枚目で入力した値をそのままにしたいのですが3,4枚目のとおりうまくいってません。
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### 該当するソースコード
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```java
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<form method="POST" action="<c:url value='/purchases/new' />">
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<label for="title">現場名</label><br />
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<input type="text" name="title" value="${purchase.title}" />
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<
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<br />
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<label for="delivery_date">発注日</label><br />
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<input type="date" name="delivery_date" value="${purchase.delivery_date}" />
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<br />
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<label for="desired_delivery_date">納入希望日</label><br />
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<input type="date" name="desired_delivery_date" value="${purchase.desired_delivery_date }" />
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<br />
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<label for="delivery_plase">納品住所</label><br />
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<input type="text" name="delivery_plase" value="${login_orderer.address}" />
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<br /><br />
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<table>
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<t
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<tbody>
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<t
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<tr>
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<t
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<th>品番・品名</th>
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<th
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<th>数量</th>
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<th
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<th>単位</th>
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</tr>
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<
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<c:choose>
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<c:
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<c:when test="${errorsMap != null }">
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<tr>
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<c:forEach items="${success }" var="success" varStatus="i">
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<t
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<tr>
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<c:
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<c:choose>
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<c:when test="${success.item != null }">
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<td><input type="text" name="items" value="${success.item }"></td>
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<c:
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</c:when>
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<c:otherwise>
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<
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<td><input type="text" name="items" value=""></td>
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</c:
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</c:otherwise>
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</c:choose>
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<td><input type="text" name="volumes"
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value="${success.volume }" /></td>
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<c
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<td><select name="units">
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<option value="m">ｍ</option>
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</
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<option value="㎡">㎡</option>
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<option value="式">式</option>
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<option value="ケース">ケース</option>
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</c
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</select></td>
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</
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</tr>
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</c:forEach>
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</c:when>
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<
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<c:otherwise>
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<c:forEach var="i" begin="0" end="9">
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<tr>
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<td><input type="text" name="items" value=""></td>
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<td><input type="text" name="volumes" value="" /></td>
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<td><select name="units">
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<option value="m">ｍ</option>
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<
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<option value="㎡">㎡</option>
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</t
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<option value="式">式</option>
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<option value="ケース">ケース</option>
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</select></td>
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</tr>
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</c:forEach>
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</c:otherwise>
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</c:choose>
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</tbody>
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@@ -104,382 +154,8 @@
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```
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### 自分で試したこと
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p
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入力フォームで受け取ったものをサーブレットのpostで"items"や"volumes"をListにいれてjspで出力したり
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import java.io.IOException;
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import java.sql.Date;
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import java.sql.Timestamp;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import javax.persistence.EntityManager;
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import javax.servlet.RequestDispatcher;
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import javax.servlet.ServletException;
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import javax.servlet.annotation.WebServlet;
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import javax.servlet.http.HttpServlet;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import models.Connection;
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import models.Contractor;
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import models.Orderer;
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import models.Purchase;
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import models.validators.PurchaseTableErrorsValidator;
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import utils.DBUtil;
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/**
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* Servlet implementation class PurchasesNewServlet
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*/
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@WebServlet("/purchases/new")
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public class PurchasesNewServlet extends HttpServlet {
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private static final long serialVersionUID = 1L;
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/**
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* @see HttpServlet#HttpServlet()
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*/
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public PurchasesNewServlet() {
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super();
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// TODO Auto-generated constructor stub
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}
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/**
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* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
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*/
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protected void doGet(HttpServletRequest request, HttpServletResponse response)
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throws ServletException, IOException {
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EntityManager em = DBUtil.createEntityManager();
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Map<Integer, List<String>> errorsMap = new HashMap<Integer, List<String>>();
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List<String> errors = new ArrayList <String>();
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errors.add(null);
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Connection select_connection = (Connection) request.getSession().getAttribute("select_connection");
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em.close();
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request.setAttribute("errorsMap", errorsMap);
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request.setAttribute("connection", select_connection);
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request.setAttribute("_token", request.getSession().getId());
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Purchase p = new Purchase();
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p.setDelivery_date(new Date(System.currentTimeMillis()));
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p.setDesired_delivery_date(new Date(System.currentTimeMillis()));
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request.setAttribute("purchase", p);
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RequestDispatcher rd = request.getRequestDispatcher("/WEB-INF/views/purchases/new.jsp");
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rd.forward(request, response);
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}
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/**
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* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
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*/
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protected void doPost(HttpServletRequest request, HttpServletResponse response)
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throws ServletException, IOException {
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String _token = (String) request.getParameter("_token");
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if (_token != null && _token.equals(request.getSession().getId())) {
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EntityManager em = DBUtil.createEntityManager();
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Map<Integer, List<String>> errorsMap = new HashMap<Integer, List<String>>();
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String[] itemList = (String[])request.getParameterValues("items");
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String[] volumeList = (String[])request.getParameterValues("volumes");
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List<String> errors = new ArrayList <String>();
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List<String> errorList = new ArrayList <String>();
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String title = request.getParameter("title");
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if(title == null || title.equals("")) {
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errorList.add("現場名を入力してください。");
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}
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String delivery_plase = request.getParameter("delivery_plase");
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if(delivery_plase == null || delivery_plase.equals("")) {
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errorList.add("現場住所を入力してください");
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}
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Purchase p = new Purchase();
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for (int i = 0; i < itemList.length; i++) { //フォームから入力したデータ文だけ繰り返す
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if (!itemList[i].equals("") || !volumeList[i].equals("")) {
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p.setOrderer((Orderer) request.getSession().getAttribute("login_orderer"));
|
|
306
|
-
|
|
307
|
-
p.setContractor((Contractor) request.getSession().getAttribute("select_contractor"));
|
|
308
|
-
|
|
309
|
-
|
|
310
|
-
|
|
311
|
-
p.setTitle(request.getParameter("title"));
|
|
312
|
-
|
|
313
|
-
|
|
314
|
-
|
|
315
|
-
Date delivery_date = new Date(System.currentTimeMillis());
|
|
316
|
-
|
|
317
|
-
String dd_str = request.getParameter("delivery_date");
|
|
318
|
-
|
|
319
|
-
if (dd_str != null && !dd_str.equals("")) {
|
|
320
|
-
|
|
321
|
-
delivery_date = Date.valueOf(request.getParameter("delivery_date"));
|
|
322
|
-
|
|
323
|
-
}
|
|
324
|
-
|
|
325
|
-
p.setDelivery_date(delivery_date);
|
|
326
|
-
|
|
327
|
-
|
|
328
|
-
|
|
329
|
-
Date desired_delivery_date = new Date(System.currentTimeMillis());
|
|
330
|
-
|
|
331
|
-
String ddd_str = request.getParameter("desired_delivery_date");
|
|
332
|
-
|
|
333
|
-
if (ddd_str != null && !ddd_str.equals("")) {
|
|
334
|
-
|
|
335
|
-
desired_delivery_date = Date.valueOf(request.getParameter("desired_delivery_date"));
|
|
336
|
-
|
|
337
|
-
}
|
|
338
|
-
|
|
339
|
-
|
|
340
|
-
|
|
341
|
-
p.setDesired_delivery_date(desired_delivery_date);
|
|
342
|
-
|
|
343
|
-
|
|
344
|
-
|
|
345
|
-
|
|
161
|
+
hashmapに入れてみたりpをjspで出力したりいろいろ試した結果サーブレットではなくjspがうまく書けていないのではないかと思っています。
|
|
346
|
-
|
|
347
|
-
|
|
348
|
-
|
|
349
|
-
String[] item = request.getParameterValues("items");
|
|
350
|
-
|
|
351
|
-
p.setItem(item[i]);
|
|
352
|
-
|
|
353
|
-
|
|
354
|
-
|
|
355
|
-
String[] volumes = request.getParameterValues("volumes");
|
|
356
|
-
|
|
357
|
-
try {
|
|
358
|
-
|
|
359
|
-
int volume = Integer.parseInt(volumes[i]);
|
|
360
|
-
|
|
361
|
-
p.setVolume(volume);
|
|
362
|
-
|
|
363
|
-
} catch(NumberFormatException e) {
|
|
364
|
-
|
|
365
|
-
|
|
366
|
-
|
|
367
|
-
}
|
|
368
|
-
|
|
369
|
-
|
|
370
|
-
|
|
371
|
-
String[] unit = request.getParameterValues("units");
|
|
372
|
-
|
|
373
|
-
p.setUnit(unit[i]);
|
|
374
|
-
|
|
375
|
-
|
|
376
|
-
|
|
377
|
-
p.setRemarks(request.getParameter("remarks"));
|
|
378
|
-
|
|
379
|
-
|
|
380
|
-
|
|
381
|
-
Timestamp currentTime = new Timestamp(System.currentTimeMillis());
|
|
382
|
-
|
|
383
|
-
p.setCreated_at(currentTime);
|
|
384
|
-
|
|
385
|
-
p.setUpdated_at(currentTime);
|
|
386
|
-
|
|
387
|
-
p.setDelete_flag(0);
|
|
388
|
-
|
|
389
|
-
|
|
390
|
-
|
|
391
|
-
errors = PurchaseTableErrorsValidator.validate(p);
|
|
392
|
-
|
|
393
|
-
|
|
394
|
-
|
|
395
|
-
if (errors.size() > 0) {
|
|
396
|
-
|
|
397
|
-
errorsMap.put(i, errors);
|
|
398
|
-
|
|
399
|
-
} else {
|
|
400
|
-
|
|
401
|
-
em.getTransaction().begin();
|
|
402
|
-
|
|
403
|
-
em.persist(p);
|
|
404
|
-
|
|
405
|
-
em.getTransaction().commit();
|
|
406
|
-
|
|
407
|
-
}
|
|
408
|
-
|
|
409
|
-
}
|
|
410
|
-
|
|
411
|
-
}
|
|
412
|
-
|
|
413
|
-
|
|
414
|
-
|
|
415
|
-
em.close();
|
|
416
|
-
|
|
417
|
-
|
|
418
|
-
|
|
419
|
-
if(errorsMap.size() > 0 || errorList.size() > 0) {
|
|
420
|
-
|
|
421
|
-
|
|
422
|
-
|
|
423
|
-
Orderer login_orderer = (Orderer)request.getSession().getAttribute("login_orderer");
|
|
424
|
-
|
|
425
|
-
Connection select_connection = (Connection) request.getSession().getAttribute("select_connection");
|
|
426
|
-
|
|
427
|
-
|
|
428
|
-
|
|
429
|
-
request.setAttribute("login_orderer", login_orderer);
|
|
430
|
-
|
|
431
|
-
request.setAttribute("connection", select_connection);
|
|
432
|
-
|
|
433
|
-
request.setAttribute("_token", request.getSession().getId());
|
|
434
|
-
|
|
435
|
-
request.setAttribute("errorList", errorList);
|
|
436
|
-
|
|
437
|
-
request.setAttribute("errors", errors);
|
|
438
|
-
|
|
439
|
-
request.setAttribute("purchase", p);
|
|
440
|
-
|
|
441
|
-
request.setAttribute("errorsMap", errorsMap);
|
|
442
|
-
|
|
443
|
-
request.setAttribute("flush", "入力内容にエラーがあります");
|
|
444
|
-
|
|
445
|
-
|
|
446
|
-
|
|
447
|
-
RequestDispatcher rd = request.getRequestDispatcher("/WEB-INF/views/purchases/new.jsp");
|
|
448
|
-
|
|
449
|
-
rd.forward(request, response);
|
|
450
|
-
|
|
451
|
-
|
|
452
|
-
|
|
453
|
-
} else {
|
|
454
|
-
|
|
455
|
-
request.getSession().setAttribute("flush", "登録が完了しました。");
|
|
456
|
-
|
|
457
|
-
response.sendRedirect(request.getContextPath() + "/orderers/index");
|
|
458
|
-
|
|
459
|
-
}
|
|
460
|
-
|
|
461
|
-
}
|
|
462
|
-
|
|
463
|
-
}
|
|
464
|
-
|
|
465
|
-
}
|
|
466
|
-
|
|
467
|
-
|
|
468
|
-
|
|
469
|
-
```
|
|
470
|
-
|
|
471
|
-
### 試したこと
|
|
472
|
-
|
|
473
|
-
|
|
474
|
-
|
|
475
|
-
errorsMapというHashMapを作りnullではない場合空白、nullの場合は値を表示させる処理をforEachで１０回繰り返す
|
|
476
|
-
|
|
477
|
-
|
|
478
|
-
|
|
479
|
-
### 補足情報（FW/ツールのバージョンなど）
|
|
480
|
-
|
|
481
|
-
|
|
482
|
-
|
|
483
|
-
EclipseのNeon.3 Release (4.6.3)を使っています。
|
|
484
|
-
|
|
485
|
-
フレームワークはhibernateです。
|