I don't follow?
What's the problem with exists() ?
On Tuesday, December 15, 2020 at 10:41:21 AM UTC+2 P5music wrote:
> Excuse me, I have another question about this.
> The app has to check if the file is already present. It could happen when
> the user types the same file name before the temp directory has been
> emptied.
> So I have to check it and delete before creating it again.
> But I wonder if temp files are special files, how to check it without any
> uncertainty?
> Thanks
>
>
> Il giorno martedì 15 dicembre 2020 alle 05:16:12 UTC+1 Shai Almog ha
> scritto:
>
>> It should. But the only way to make 100% sure is to test on the device.
>>
>> On Monday, December 14, 2020 at 1:25:33 PM UTC+2 P5music wrote:
>>
>>> I would like to know if this code snippet will work on iOS.
>>> I want to use the message send feature to export some application data.
>>> The user is asked for the filename, then a temporary file is created
>>> containing the JSON text to be exported (with a custom file extension),
>>> then that file is used to create an output stream and attached like plain
>>> text (or should the json mimetype be used?), with no subject and no
>>> recipients.
>>> Thanks in advance
>>>
>>> try {
>>> file=File.createTempFile(fileName,"ext");
>>>
>>> OutputStream os =
>>> Storage.getInstance().createOutputStream(file.getAbsolutePath());
>>> os.write(text.getBytes("UTF-8"));
>>> os.flush();
>>> os.close();
>>> } catch (IOException e) {
>>> return;
>>> }
>>> Message m = new Message("");
>>> m.getAttachments().put(file.getAbsolutePath(),
>>> "text/plain");
>>> Display.getInstance().sendMessage(new String[] {""}, "",
>>> m);
>>>
>>>
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