Actually, it can read fine to toCharArray, since that just returns a
char array. However, since you were basing it off an empty string,
the array length was 0, and so it wasn't reading any bytes :)
David wrote:
> I found the problem. An InputStreamReader will not read() to a
> String.toCharArray(). You have to use a char[]. Here is my new
> function for reference:
>
> public String loadFile(String filename)
> {
> try
> {
> FileInputStream fis = openFileInput(filename);
> InputStreamReader in = new InputStreamReader(fis,
> "utf-8");
> File file = new
> File("/data/data/com.android.webbed/files/" +
> filename);
> char[] buff = new char[(int) file.length()];
> in.read(buff);
> String contents = new String(buff);
> return contents;
> }
> catch(FileNotFoundException e)
> {
> e.printStackTrace();
> return "File Not Found";
> } catch (IOException e) {
> e.printStackTrace();
> return "IO Exception";
> }
>
> }
>
> On Feb 11, 10:01 pm, David <godsinven...@gmail.com> wrote:
>
>> Unfortunately, that didn't solve my problem. Any other help?
>>
>> P.S. I tried that tutorial in normal java and it worked, but not in
>> android.
>>
>> On Feb 11, 5:51 pm, Mark Murphy <mmur...@commonsware.com> wrote:
>>
>>
>>> David wrote:
>>>
>>>> Hey guys, I need some help with reading the contents of a file. I have
>>>> a plaintext file called 'test' in my app's files/ directory. I have
>>>> this code to read it:
>>>>
>>>> public String loadFile(String filename)
>>>> {
>>>> try
>>>> {
>>>> FileInputStream fis = openFileInput(filename);
>>>> InputStreamReader in = new InputStreamReader
>>>> (fis);
>>>> String contents = "";
>>>> in.read(contents.toCharArray());
>>>> return contents;
>>>> }
>>>> catch(FileNotFoundException e)
>>>> {
>>>> e.printStackTrace();
>>>> return null;
>>>> } catch (IOException e) {
>>>> e.printStackTrace();
>>>> return null;
>>>> }
>>>> }
>>>>
>>>> I pass the filename to the function like this:
>>>> String contents = "";
>>>> contents = loadFile('test');
>>>>
>>>> But every time it returns nothing. I have tested it and it doesn't go
>>>> into one of the catch es, but it apparently reads nothing from the
>>>> file. What am I doing wrong?
>>>>
>>> Phooey. Let's try that again...
>>>
>>> Try this example:
>>>
>>> http://www.exampledepot.com/egs/java.io/ReadLinesFromFile.html
>>>
>>> Except that the first line will need to use an InputStreamReader on the
>>> InputStream you get from openFileInput().
>>>
>>> --
>>> Mark Murphy (a Commons Guy)http://commonsware.com
>>> _The Busy Coder's Guide to Android Development_ Version 2.0 Published!
>>>
> >
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