質問編集履歴
1
コードを追記しました
test
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File without changes
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test
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@@ -5,3 +5,127 @@
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5
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dataStore.put(name);
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では登録されないのでしょうか？
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11
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12
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13
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```
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14
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15
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index.jsp
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<form class="postingform" action="upload" method="post" enctype="multipart/form-data">
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作品の情報を入力してください。<br>
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ファイル選択：<input type="file" name="material"><br>
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ファイル名：<input type="text" name="title"><br>
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<input type="submit" value="アップロード">
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</form>
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```
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```
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MaterialUpload
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public class MaterialUploadService {
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public String saveMaterial(FileItem fileItem){
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/*ファイル*/
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Key materialKey = Datastore.allocateId(Material.class);
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String contentType = fileItem.getContentType();
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String idStr = Long.toString(materialKey.getId());
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46
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String extStr = fileItem.getShortFileName().split("\\.")[1];
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48
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String url = idStr + "." + extStr;
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byte[] materialData = fileItem.getData();
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Material material = new Material();
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material.setKey(materialKey);
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material.setContentType(contentType);
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material.setBlob(new Blob(materialData));
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System.out.println(url);
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Datastore.put(material);
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Datastore.put(title);
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return url+"アップロードしました";
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}
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}
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```
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```
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UploadController
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public class UploadController extends Controller {
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private MaterialUploadService MaterialUploadService = new MaterialUploadService();
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@Override
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public Navigation run() throws Exception {
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//ファイルアップロード
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FileItem fileItem = requestScope("material");
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String title = requestScope("title");
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String result = MaterialUploadService.saveMaterial(fileItem);
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sessionScope("message",",p>"+result+"</p>");
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return redirect(basePath);
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}
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}
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106
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107
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```
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108
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109
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```
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110
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111
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Materiaru.java
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112
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@Attribute(primaryKey = true)
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private Key key;
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@Attribute(version = true)
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private Long version;
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private String url;
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private String contentType;
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private Blob blob;
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private String title;//ファイル名
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131
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```
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