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不知道如何進行調試。我有一個行爲不端的PrimeFaces fileUpload組件。PrimeFaces fileUpload組件進度條失敗
- 我與PrimeFaces 3.5工作
- FileUpload組件進度條在文件上傳過程中不顯示進度
- 文件並上傳成功
- 沒有看到錯誤消息,在我的IDE錯誤控制檯
- 我也沒有看到在瀏覽器控制檯中的任何JavaScript錯誤
- 這確實有一段時間(我繼承了這個項目),試圖通過我的git回購找到什麼改變,但沒有運氣
這裏是我的組件代碼
<div class="input input-file">
<p:fileUpload fileUploadListener="#{adminFilesController.handleFileUpload}"
mode="advanced"
process="@form"
multiple="true"
allowTypes="/(\.|\/)(gif|jpe?g|png|mp4|avi)$/"
/>
</div>
這是它說話
public void handleFileUpload(FileUploadEvent event) {
try {
String fileName = event.getFile().getFileName();
String fileExtension = fileName.substring(fileName.lastIndexOf(".") + 1).toLowerCase();
String randomId = UUID.randomUUID().toString();
String targetFileName = randomId + "." + fileExtension;
File targetFile = new File(this.tempPath, targetFileName);
this.uploadedFiles.put(targetFileName, fileName);
InputStream inputStream = event.getFile().getInputstream();
OutputStream out = new FileOutputStream(targetFile);
int read = 0;
byte[] bytes = new byte[20480];
try {
while ((read = inputStream.read(bytes)) != -1) {
out.write(bytes, 0, read);
}
inputStream.close();
out.flush();
out.close();
} catch (Exception e) {
logger.log(Level.SEVERE, "Can't write file", e.toString());
}
} catch (Exception e) {
logger.log(Level.SEVERE, "An exception occurred trying to process the handleFileUpload Event {0}", e.toString());
logger.log(Level.SEVERE, e.getMessage());
System.out.println(e.getStackTrace());
}
}
任何援助調試或谷歌搜索,這將是一筆鉅額讚賞法,我是一個當涉及到JSF和PrimeFaces時,耳朵後面很小。
什麼版本的Primefaces? –
PrimeFaces v 3.5 @ DanielB.Chapman。 – fusion27